* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Sun 06 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 400108
Prefixes after maximum aggregation: 171087
Deaggregation factor: 2.34
Unique aggregates announced to Internet: 198353
Total ASes present in the Internet Routing Table: 38440
Prefixes per ASN: 10.41
Origin-only ASes present in the Internet Routing Table: 33141
Origin ASes announcing only one prefix: 15645
Transit ASes present in the Internet Routing Table: 5299
Transit-only ASes present in the Internet Routing Table: 118
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN ( 2115) 25
Prefixes from unregistered ASNs in the Routing Table: 1195
Unregistered ASNs in the Routing Table: 221
Number of 32-bit ASNs allocated by the RIRs: 2667
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 5698
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 114
Number of addresses announced to Internet: 2566194432
Equivalent to 152 /8s, 245 /16s and 5 /24s
Percentage of available address space announced: 69.2
Percentage of allocated address space announced: 69.3
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 169724
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 93931
Total APNIC prefixes after maximum aggregation: 30824
APNIC Deaggregation factor: 3.05
Prefixes being announced from the APNIC address blocks: 91393
Unique aggregates announced from the APNIC address blocks: 39857
APNIC Region origin ASes present in the Internet Routing Table: 4631
APNIC Prefixes per ASN: 19.74
APNIC Region origin ASes announcing only one prefix: 1259
APNIC Region transit ASes present in the Internet Routing Table: 707
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 644158720
Equivalent to 38 /8s, 101 /16s and 21 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 149066
Total ARIN prefixes after maximum aggregation: 75960
ARIN Deaggregation factor: 1.96
Prefixes being announced from the ARIN address blocks: 120321
Unique aggregates announced from the ARIN address blocks: 50563
ARIN Region origin ASes present in the Internet Routing Table: 15010
ARIN Prefixes per ASN: 8.02
ARIN Region origin ASes announcing only one prefix: 5726
ARIN Region transit ASes present in the Internet Routing Table: 1508
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 810051072
Equivalent to 48 /8s, 72 /16s and 102 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 101164
Total RIPE prefixes after maximum aggregation: 53954
RIPE Deaggregation factor: 1.88
Prefixes being announced from the RIPE address blocks: 93084
Unique aggregates announced from the RIPE address blocks: 58485
RIPE Region origin ASes present in the Internet Routing Table: 16532
RIPE Prefixes per ASN: 5.63
RIPE Region origin ASes announcing only one prefix: 8050
RIPE Region transit ASes present in the Internet Routing Table: 2602
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 511836928
Equivalent to 30 /8s, 130 /16s and 3 /24s
Percentage of available RIPE address space announced: 82.5
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 40529
Total LACNIC prefixes after maximum aggregation: 8143
LACNIC Deaggregation factor: 4.98
Prefixes being announced from the LACNIC address blocks: 40617
Unique aggregates announced from the LACNIC address blocks: 20370
LACNIC Region origin ASes present in the Internet Routing Table: 1581
LACNIC Prefixes per ASN: 25.69
LACNIC Region origin ASes announcing only one prefix: 442
LACNIC Region transit ASes present in the Internet Routing Table: 293
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 99979776
Equivalent to 5 /8s, 245 /16s and 146 /24s
Percentage of available LACNIC address space announced: 66.2
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8910
Total AfriNIC prefixes after maximum aggregation: 2139
AfriNIC Deaggregation factor: 4.17
Prefixes being announced from the AfriNIC address blocks: 6964
Unique aggregates announced from the AfriNIC address blocks: 2223
AfriNIC Region origin ASes present in the Internet Routing Table: 530
AfriNIC Prefixes per ASN: 13.14
AfriNIC Region origin ASes announcing only one prefix: 168
AfriNIC Region transit ASes present in the Internet Routing Table: 122
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 31779328
Equivalent to 1 /8s, 228 /16s and 234 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1937 11105 694 Korea Telecom (KIX)
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1659 301 87 TPG Internet Pty Ltd
4755 1549 384 152 TATA Communications formerly
9829 1281 1069 30 National Internet Backbone
9583 1150 85 495 Sify Limited
7552 1131 1062 11 Vietel Corporation
24560 1025 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
4808 955 1938 286 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3426 3807 195 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
1785 1898 680 129 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1601 1060 382 tw telecom holdings, inc.
22773 1591 2911 115 Cox Communications Inc.
30036 1423 261 761 Mediacom Communications Corp
7018 1255 14166 823 AT&T Services, Inc.
11492 1186 216 364 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1584 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 668 669 68 France Telecom Espana SA
6830 655 2215 426 UPC Broadband
20940 633 210 500 Akamai Technologies European
9116 541 326 32 Goldenlines main autonomous s
3320 533 8441 398 Deutsche Telekom AG
8551 503 360 80 Bezeq International
2578 500 33 7 Demos, Moscow, Russia
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1855 332 181 Types of queries are: POCs, o
28573 1824 1131 56 Types of queries are: POCs, o
6503 1518 418 69 Axtel, S.A.B. de C.V.
7303 1371 837 188 Telecom Argentina S.A.
8151 1333 2983 335 Uninet S.A. de C.V.
26615 903 745 34 Tim Celular S.A.
27947 662 74 97 Telconet S.A
11172 645 107 74 Alestra, S. de R.L. de C.V.
22047 582 326 15 Types of queries are: POCs, o
3816 577 243 98 Types of queries are: POCs, o
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1307 958 13 TEDATA
24863 841 274 32 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 197 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
29571 157 15 16 Ci Telecom Autonomous system
36923 157 20 4 Swift Networks Limited
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3426 3807 195 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
4766 1937 11105 694 Korea Telecom (KIX)
1785 1898 680 129 PaeTec Communications, Inc.
10620 1855 332 181 Types of queries are: POCs, o
28573 1824 1131 56 Types of queries are: POCs, o
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1659 301 87 TPG Internet Pty Ltd
20115 1640 1566 619 Charter Communications
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3409 3238 Windstream Communications Inc
18566 2094 1915 Covad Communications Co.
1785 1898 1769 PaeTec Communications, Inc.
28573 1824 1768 Types of queries are: POCs, o
17974 1777 1704 PT Telekomunikasi Indonesia
10620 1855 1674 Types of queries are: POCs, o
7545 1659 1572 TPG Internet Pty Ltd
8402 1584 1568 Corbina telecom
22773 1591 1476 Cox Communications Inc.
6503 1518 1449 Axtel, S.A.B. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings,
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
169.254.0.0/16 65333 Internet Assigned Numbers Aut
172.16.0.0/12 65333 Internet Assigned Numbers Aut
192.0.2.0/24 65333 Internet Assigned Numbers Aut
192.168.0.0/16 0 *
198.18.0.0/15 65333 Internet Assigned Numbers Aut
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
27.54.144.0/24 45774 Chandra Net Pvt. Limited, Ind
27.54.151.0/24 45774 Chandra Net Pvt. Limited, Ind
Complete listing at http://thyme.rand.apnic.net/london/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:12 /10:29 /11:82 /12:236
/13:460 /14:829 /15:1492 /16:12189 /17:6210 /18:10481
/19:20632 /20:29064 /21:29806 /22:40233 /23:37711 /24:210070
/25:11 /26:21 /27:20 /28:151 /29:139 /30:74
/31:0 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3048 3409 Windstream Communications Inc
6389 2143 3426 BellSouth.net Inc.
18566 2043 2094 Covad Communications Co.
10620 1710 1855 Types of queries are: POCs, o
8402 1562 1584 Corbina telecom
30036 1367 1423 Mediacom Communications Corp
6503 1274 1518 Axtel, S.A.B. de C.V.
11492 1149 1186 CABLE ONE, INC.
8452 1108 1307 TEDATA
7011 1069 1184 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:535 2:568 4:14 6:3 8:406 12:1961
13:1 14:605 15:12 16:3 17:5 20:23
23:157 24:1756 27:1287 31:969 32:52 33:2
34:2 36:8 37:428 38:796 40:120 41:3082
42:136 44:3 46:1423 47:3 49:393 50:543
52:13 54:10 55:9 56:3 57:27 58:911
59:479 60:248 61:1100 62:985 63:2029 64:4154
65:2248 66:4464 67:2031 68:1162 69:3172 70:904
71:485 72:1830 74:2606 75:478 76:317 77:940
78:960 79:490 80:1213 81:907 82:669 83:546
84:480 85:1202 86:424 87:922 88:338 89:1652
90:291 91:4784 92:522 93:1492 94:1506 95:886
96:364 97:316 98:861 99:34 100:7 101:181
103:1015 106:101 107:190 108:261 109:1324 110:746
111:916 112:441 113:589 114:623 115:806 116:891
117:703 118:906 119:1188 120:344 121:667 122:1622
123:1101 124:1319 125:1243 128:524 129:188 130:245
131:620 132:169 133:22 134:235 135:62 136:214
137:172 138:356 139:181 140:467 141:242 142:390
143:424 144:514 145:70 146:495 147:283 148:746
149:305 150:149 151:179 152:463 153:169 154:11
155:418 156:214 157:332 158:175 159:473 160:337
161:236 162:344 163:181 164:581 165:400 166:572
167:467 168:818 169:127 170:863 171:127 172:2
173:1762 174:579 175:423 176:650 177:716 178:1358
180:1193 181:82 182:937 183:292 184:477 185:1
186:2248 187:1066 188:1246 189:1768 190:5551 192:5962
193:5300 194:3970 195:3398 196:1250 197:135 198:3610
199:4541 200:5726 201:1923 202:8278 203:8488 204:4259
205:2478 206:2663 207:2723 208:4038 209:3602 210:2656
211:1455 212:2010 213:1942 214:849 215:102 216:5087
217:1542 218:528 219:315 220:1227 221:538 222:295
223:325
End of report
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[bgp-stats] Routing Table Report - Japan view
* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Sun 06 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 407071
Prefixes after maximum aggregation: 173170
Deaggregation factor: 2.35
Unique aggregates announced to Internet: 198440
Total ASes present in the Internet Routing Table: 40880
Prefixes per ASN: 9.96
Origin-only ASes present in the Internet Routing Table: 33120
Origin ASes announcing only one prefix: 15618
Transit ASes present in the Internet Routing Table: 5472
Transit-only ASes present in the Internet Routing Table: 142
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 64
Max AS path prepend of ASN ( 9902) 56
Prefixes from unregistered ASNs in the Routing Table: 406
Unregistered ASNs in the Routing Table: 133
Number of 32-bit ASNs allocated by the RIRs: 2667
Number of 32-bit ASNs visible in the Routing Table: 2288
Prefixes from 32-bit ASNs in the Routing Table: 5734
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 112
Number of addresses announced to Internet: 2544215408
Equivalent to 151 /8s, 165 /16s and 165 /24s
Percentage of available address space announced: 68.6
Percentage of allocated address space announced: 68.7
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 173996
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 99706
Total APNIC prefixes after maximum aggregation: 32263
APNIC Deaggregation factor: 3.09
Prefixes being announced from the APNIC address blocks: 96160
Unique aggregates announced from the APNIC address blocks: 39821
APNIC Region origin ASes present in the Internet Routing Table: 4678
APNIC Prefixes per ASN: 20.56
APNIC Region origin ASes announcing only one prefix: 1233
APNIC Region transit ASes present in the Internet Routing Table: 729
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 196
Number of APNIC addresses announced to Internet: 644337504
Equivalent to 38 /8s, 103 /16s and 207 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 150375
Total ARIN prefixes after maximum aggregation: 76446
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 121385
Unique aggregates announced from the ARIN address blocks: 50623
ARIN Region origin ASes present in the Internet Routing Table: 15064
ARIN Prefixes per ASN: 8.06
ARIN Region origin ASes announcing only one prefix: 5730
ARIN Region transit ASes present in the Internet Routing Table: 1589
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 17
Number of ARIN addresses announced to Internet: 810134720
Equivalent to 48 /8s, 73 /16s and 172 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 100888
Total RIPE prefixes after maximum aggregation: 54001
RIPE Deaggregation factor: 1.87
Prefixes being announced from the RIPE address blocks: 92742
Unique aggregates announced from the RIPE address blocks: 58484
RIPE Region origin ASes present in the Internet Routing Table: 16545
RIPE Prefixes per ASN: 5.61
RIPE Region origin ASes announcing only one prefix: 8052
RIPE Region transit ASes present in the Internet Routing Table: 2638
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1539
Number of RIPE addresses announced to Internet: 511815752
Equivalent to 30 /8s, 129 /16s and 176 /24s
Percentage of available RIPE address space announced: 82.5
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 41228
Total LACNIC prefixes after maximum aggregation: 8256
LACNIC Deaggregation factor: 4.99
Prefixes being announced from the LACNIC address blocks: 41150
Unique aggregates announced from the LACNIC address blocks: 20362
LACNIC Region origin ASes present in the Internet Routing Table: 1594
LACNIC Prefixes per ASN: 25.82
LACNIC Region origin ASes announcing only one prefix: 436
LACNIC Region transit ASes present in the Internet Routing Table: 301
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 531
Number of LACNIC addresses announced to Internet: 100021896
Equivalent to 5 /8s, 246 /16s and 54 /24s
Percentage of available LACNIC address space announced: 66.2
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8963
Total AfriNIC prefixes after maximum aggregation: 2137
AfriNIC Deaggregation factor: 4.19
Prefixes being announced from the AfriNIC address blocks: 6988
Unique aggregates announced from the AfriNIC address blocks: 2222
AfriNIC Region origin ASes present in the Internet Routing Table: 531
AfriNIC Prefixes per ASN: 13.16
AfriNIC Region origin ASes announcing only one prefix: 167
AfriNIC Region transit ASes present in the Internet Routing Table: 125
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 31785728
Equivalent to 1 /8s, 229 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2506 11113 1012 Korea Telecom (KIX)
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
7545 1678 301 86 TPG Internet Pty Ltd
4755 1573 385 155 TATA Communications formerly
9829 1281 1069 30 BSNL National Internet Backbo
7552 1178 1062 11 Vietel Corporation
9583 1150 85 495 Sify Limited
4808 1110 2050 318 CNCGROUP IP network: China169
24560 1027 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
18566 2093 382 179 Covad Communications
1785 1896 680 130 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1606 1044 383 Time Warner Telecom
22773 1592 2911 115 Cox Communications, Inc.
30036 1424 261 762 Mediacom Communications Corp
7018 1247 10038 816 AT&T WorldNet Services
11492 1186 216 364 Cable One
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1676 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 672 669 68 Uni2 Autonomous System
6830 655 2215 426 UPC Distribution Services
20940 646 211 501 Akamai Technologies European
8551 571 360 80 Bezeq International
3320 534 8442 399 Deutsche Telekom AG
2578 500 33 7 Demos, Moscow, Russia
3292 473 2108 407 TDC Tele Danmark
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1855 332 181 TVCABLE BOGOTA
28573 1804 1131 56 NET Servicos de Comunicao S.A
6503 1526 418 67 AVANTEL, S.A.
8151 1475 3001 342 UniNet S.A. de C.V.
7303 1371 837 188 Telecom Argentina Stet-France
26615 903 745 34 Tim Brasil S.A.
27947 685 74 98 Telconet S.A
11172 643 91 73 Servicios Alestra S.A de C.V
22047 582 326 15 VTR PUNTO NET S.A.
3816 574 243 98 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1309 958 13 TEDATA
24863 844 274 35 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 197 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
16637 158 666 83 MTN Network Solutions
29571 157 15 16 Ci Telecom Autonomous system
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
4766 2506 11113 1012 Korea Telecom (KIX)
18566 2093 382 179 Covad Communications
1785 1896 680 130 PaeTec Communications, Inc.
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
10620 1855 332 181 TVCABLE BOGOTA
28573 1804 1131 56 NET Servicos de Comunicao S.A
7545 1678 301 86 TPG Internet Pty Ltd
8402 1676 544 16 Corbina telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3373 3214 Windstream Communications Inc
18566 2093 1914 Covad Communications
17974 1866 1793 PT TELEKOMUNIKASI INDONESIA
1785 1896 1766 PaeTec Communications, Inc.
28573 1804 1748 NET Servicos de Comunicao S.A
10620 1855 1674 TVCABLE BOGOTA
8402 1676 1660 Corbina telecom
7545 1678 1592 TPG Internet Pty Ltd
4766 2506 1494 Korea Telecom (KIX)
22773 1592 1477 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
27.54.144.0/24 45774 Chandra Net Pvt. Limited, Ind
27.54.151.0/24 45774 Chandra Net Pvt. Limited, Ind
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:12 /10:28 /11:82 /12:235
/13:460 /14:831 /15:1494 /16:12237 /17:6247 /18:10577
/19:20633 /20:29227 /21:30151 /22:40743 /23:38109 /24:212318
/25:1192 /26:1427 /27:782 /28:164 /29:67 /30:17
/31:0 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3030 3373 Windstream Communications Inc
6389 2143 3425 bellsouth.net, inc.
18566 2042 2093 Covad Communications
10620 1710 1855 TVCABLE BOGOTA
8402 1654 1676 Corbina telecom
30036 1368 1424 Mediacom Communications Corp
6503 1283 1526 AVANTEL, S.A.
11492 1149 1186 Cable One
8452 1110 1309 TEDATA
7011 1069 1184 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:537 2:610 4:14 6:3 8:408 12:1996
13:1 14:607 15:12 16:3 17:5 20:23
23:164 24:1762 27:1292 31:947 32:57 33:2
34:2 36:8 37:428 38:803 40:120 41:3083
42:136 44:3 46:1419 47:3 49:414 50:548
52:13 54:10 55:10 56:3 57:31 58:958
59:487 60:254 61:1207 62:987 63:2035 64:4165
65:2254 66:4475 67:2032 68:1163 69:3174 70:905
71:485 72:1830 74:2606 75:478 76:317 77:943
78:984 79:489 80:1214 81:908 82:678 83:547
84:481 85:1215 86:417 87:919 88:338 89:1663
90:291 91:4784 92:522 93:1491 94:1506 95:886
96:369 97:316 98:862 99:37 100:7 101:185
103:1042 106:101 107:191 108:279 109:1324 110:761
111:921 112:452 113:606 114:630 115:816 116:928
117:722 118:907 119:1230 120:354 121:690 122:1663
123:1104 124:1385 125:1246 128:560 129:194 130:252
131:623 132:178 133:22 134:245 135:62 136:215
137:175 138:356 139:183 140:491 141:243 142:409
143:426 144:517 145:70 146:500 147:284 148:768
149:306 150:157 151:179 152:465 153:169 154:12
155:399 156:217 157:377 158:174 159:544 160:338
161:260 162:347 163:191 164:582 165:397 166:573
167:467 168:823 169:128 170:860 171:127 172:2
173:1764 174:579 175:429 176:649 177:716 178:1356
180:1209 181:82 182:963 183:292 184:477 185:1
186:2247 187:1067 188:1245 189:1776 190:5547 192:6013
193:5298 194:3972 195:3407 196:1272 197:135 198:3657
199:4585 200:5837 201:1933 202:8531 203:8616 204:4337
205:2502 206:2750 207:2794 208:4041 209:3615 210:2731
211:1479 212:1997 213:1941 214:852 215:103 216:5111
217:1541 218:543 219:319 220:1231 221:557 222:323
223:336
End of report
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bgp-stats@lists.apnic.net
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Routing Table Report 04:00 +10GMT Sun 06 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 407071
Prefixes after maximum aggregation: 173170
Deaggregation factor: 2.35
Unique aggregates announced to Internet: 198440
Total ASes present in the Internet Routing Table: 40880
Prefixes per ASN: 9.96
Origin-only ASes present in the Internet Routing Table: 33120
Origin ASes announcing only one prefix: 15618
Transit ASes present in the Internet Routing Table: 5472
Transit-only ASes present in the Internet Routing Table: 142
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 64
Max AS path prepend of ASN ( 9902) 56
Prefixes from unregistered ASNs in the Routing Table: 406
Unregistered ASNs in the Routing Table: 133
Number of 32-bit ASNs allocated by the RIRs: 2667
Number of 32-bit ASNs visible in the Routing Table: 2288
Prefixes from 32-bit ASNs in the Routing Table: 5734
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 112
Number of addresses announced to Internet: 2544215408
Equivalent to 151 /8s, 165 /16s and 165 /24s
Percentage of available address space announced: 68.6
Percentage of allocated address space announced: 68.7
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 173996
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 99706
Total APNIC prefixes after maximum aggregation: 32263
APNIC Deaggregation factor: 3.09
Prefixes being announced from the APNIC address blocks: 96160
Unique aggregates announced from the APNIC address blocks: 39821
APNIC Region origin ASes present in the Internet Routing Table: 4678
APNIC Prefixes per ASN: 20.56
APNIC Region origin ASes announcing only one prefix: 1233
APNIC Region transit ASes present in the Internet Routing Table: 729
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 196
Number of APNIC addresses announced to Internet: 644337504
Equivalent to 38 /8s, 103 /16s and 207 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 150375
Total ARIN prefixes after maximum aggregation: 76446
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 121385
Unique aggregates announced from the ARIN address blocks: 50623
ARIN Region origin ASes present in the Internet Routing Table: 15064
ARIN Prefixes per ASN: 8.06
ARIN Region origin ASes announcing only one prefix: 5730
ARIN Region transit ASes present in the Internet Routing Table: 1589
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 17
Number of ARIN addresses announced to Internet: 810134720
Equivalent to 48 /8s, 73 /16s and 172 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 100888
Total RIPE prefixes after maximum aggregation: 54001
RIPE Deaggregation factor: 1.87
Prefixes being announced from the RIPE address blocks: 92742
Unique aggregates announced from the RIPE address blocks: 58484
RIPE Region origin ASes present in the Internet Routing Table: 16545
RIPE Prefixes per ASN: 5.61
RIPE Region origin ASes announcing only one prefix: 8052
RIPE Region transit ASes present in the Internet Routing Table: 2638
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1539
Number of RIPE addresses announced to Internet: 511815752
Equivalent to 30 /8s, 129 /16s and 176 /24s
Percentage of available RIPE address space announced: 82.5
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 41228
Total LACNIC prefixes after maximum aggregation: 8256
LACNIC Deaggregation factor: 4.99
Prefixes being announced from the LACNIC address blocks: 41150
Unique aggregates announced from the LACNIC address blocks: 20362
LACNIC Region origin ASes present in the Internet Routing Table: 1594
LACNIC Prefixes per ASN: 25.82
LACNIC Region origin ASes announcing only one prefix: 436
LACNIC Region transit ASes present in the Internet Routing Table: 301
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 531
Number of LACNIC addresses announced to Internet: 100021896
Equivalent to 5 /8s, 246 /16s and 54 /24s
Percentage of available LACNIC address space announced: 66.2
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8963
Total AfriNIC prefixes after maximum aggregation: 2137
AfriNIC Deaggregation factor: 4.19
Prefixes being announced from the AfriNIC address blocks: 6988
Unique aggregates announced from the AfriNIC address blocks: 2222
AfriNIC Region origin ASes present in the Internet Routing Table: 531
AfriNIC Prefixes per ASN: 13.16
AfriNIC Region origin ASes announcing only one prefix: 167
AfriNIC Region transit ASes present in the Internet Routing Table: 125
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 31785728
Equivalent to 1 /8s, 229 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2506 11113 1012 Korea Telecom (KIX)
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
7545 1678 301 86 TPG Internet Pty Ltd
4755 1573 385 155 TATA Communications formerly
9829 1281 1069 30 BSNL National Internet Backbo
7552 1178 1062 11 Vietel Corporation
9583 1150 85 495 Sify Limited
4808 1110 2050 318 CNCGROUP IP network: China169
24560 1027 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
18566 2093 382 179 Covad Communications
1785 1896 680 130 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1606 1044 383 Time Warner Telecom
22773 1592 2911 115 Cox Communications, Inc.
30036 1424 261 762 Mediacom Communications Corp
7018 1247 10038 816 AT&T WorldNet Services
11492 1186 216 364 Cable One
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1676 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 672 669 68 Uni2 Autonomous System
6830 655 2215 426 UPC Distribution Services
20940 646 211 501 Akamai Technologies European
8551 571 360 80 Bezeq International
3320 534 8442 399 Deutsche Telekom AG
2578 500 33 7 Demos, Moscow, Russia
3292 473 2108 407 TDC Tele Danmark
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1855 332 181 TVCABLE BOGOTA
28573 1804 1131 56 NET Servicos de Comunicao S.A
6503 1526 418 67 AVANTEL, S.A.
8151 1475 3001 342 UniNet S.A. de C.V.
7303 1371 837 188 Telecom Argentina Stet-France
26615 903 745 34 Tim Brasil S.A.
27947 685 74 98 Telconet S.A
11172 643 91 73 Servicios Alestra S.A de C.V
22047 582 326 15 VTR PUNTO NET S.A.
3816 574 243 98 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1309 958 13 TEDATA
24863 844 274 35 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 197 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
16637 158 666 83 MTN Network Solutions
29571 157 15 16 Ci Telecom Autonomous system
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
4766 2506 11113 1012 Korea Telecom (KIX)
18566 2093 382 179 Covad Communications
1785 1896 680 130 PaeTec Communications, Inc.
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
10620 1855 332 181 TVCABLE BOGOTA
28573 1804 1131 56 NET Servicos de Comunicao S.A
7545 1678 301 86 TPG Internet Pty Ltd
8402 1676 544 16 Corbina telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3373 3214 Windstream Communications Inc
18566 2093 1914 Covad Communications
17974 1866 1793 PT TELEKOMUNIKASI INDONESIA
1785 1896 1766 PaeTec Communications, Inc.
28573 1804 1748 NET Servicos de Comunicao S.A
10620 1855 1674 TVCABLE BOGOTA
8402 1676 1660 Corbina telecom
7545 1678 1592 TPG Internet Pty Ltd
4766 2506 1494 Korea Telecom (KIX)
22773 1592 1477 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
27.54.144.0/24 45774 Chandra Net Pvt. Limited, Ind
27.54.151.0/24 45774 Chandra Net Pvt. Limited, Ind
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:12 /10:28 /11:82 /12:235
/13:460 /14:831 /15:1494 /16:12237 /17:6247 /18:10577
/19:20633 /20:29227 /21:30151 /22:40743 /23:38109 /24:212318
/25:1192 /26:1427 /27:782 /28:164 /29:67 /30:17
/31:0 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3030 3373 Windstream Communications Inc
6389 2143 3425 bellsouth.net, inc.
18566 2042 2093 Covad Communications
10620 1710 1855 TVCABLE BOGOTA
8402 1654 1676 Corbina telecom
30036 1368 1424 Mediacom Communications Corp
6503 1283 1526 AVANTEL, S.A.
11492 1149 1186 Cable One
8452 1110 1309 TEDATA
7011 1069 1184 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:537 2:610 4:14 6:3 8:408 12:1996
13:1 14:607 15:12 16:3 17:5 20:23
23:164 24:1762 27:1292 31:947 32:57 33:2
34:2 36:8 37:428 38:803 40:120 41:3083
42:136 44:3 46:1419 47:3 49:414 50:548
52:13 54:10 55:10 56:3 57:31 58:958
59:487 60:254 61:1207 62:987 63:2035 64:4165
65:2254 66:4475 67:2032 68:1163 69:3174 70:905
71:485 72:1830 74:2606 75:478 76:317 77:943
78:984 79:489 80:1214 81:908 82:678 83:547
84:481 85:1215 86:417 87:919 88:338 89:1663
90:291 91:4784 92:522 93:1491 94:1506 95:886
96:369 97:316 98:862 99:37 100:7 101:185
103:1042 106:101 107:191 108:279 109:1324 110:761
111:921 112:452 113:606 114:630 115:816 116:928
117:722 118:907 119:1230 120:354 121:690 122:1663
123:1104 124:1385 125:1246 128:560 129:194 130:252
131:623 132:178 133:22 134:245 135:62 136:215
137:175 138:356 139:183 140:491 141:243 142:409
143:426 144:517 145:70 146:500 147:284 148:768
149:306 150:157 151:179 152:465 153:169 154:12
155:399 156:217 157:377 158:174 159:544 160:338
161:260 162:347 163:191 164:582 165:397 166:573
167:467 168:823 169:128 170:860 171:127 172:2
173:1764 174:579 175:429 176:649 177:716 178:1356
180:1209 181:82 182:963 183:292 184:477 185:1
186:2247 187:1067 188:1245 189:1776 190:5547 192:6013
193:5298 194:3972 195:3407 196:1272 197:135 198:3657
199:4585 200:5837 201:1933 202:8531 203:8616 204:4337
205:2502 206:2750 207:2794 208:4041 209:3615 210:2731
211:1479 212:1997 213:1941 214:852 215:103 216:5111
217:1541 218:543 219:319 220:1231 221:557 222:323
223:336
End of report
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Friday, May 4, 2012
[bgp-stats] Routing Table Report - London view
* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Sat 05 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 400176
Prefixes after maximum aggregation: 171106
Deaggregation factor: 2.34
Unique aggregates announced to Internet: 198367
Total ASes present in the Internet Routing Table: 38444
Prefixes per ASN: 10.41
Origin-only ASes present in the Internet Routing Table: 33148
Origin ASes announcing only one prefix: 15649
Transit ASes present in the Internet Routing Table: 5296
Transit-only ASes present in the Internet Routing Table: 118
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN ( 2115) 25
Prefixes from unregistered ASNs in the Routing Table: 1210
Unregistered ASNs in the Routing Table: 221
Number of 32-bit ASNs allocated by the RIRs: 2663
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 5691
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 118
Number of addresses announced to Internet: 2566153216
Equivalent to 152 /8s, 244 /16s and 100 /24s
Percentage of available address space announced: 69.2
Percentage of allocated address space announced: 69.3
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 169775
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 94000
Total APNIC prefixes after maximum aggregation: 30830
APNIC Deaggregation factor: 3.05
Prefixes being announced from the APNIC address blocks: 91471
Unique aggregates announced from the APNIC address blocks: 39864
APNIC Region origin ASes present in the Internet Routing Table: 4636
APNIC Prefixes per ASN: 19.73
APNIC Region origin ASes announcing only one prefix: 1263
APNIC Region transit ASes present in the Internet Routing Table: 705
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 644179968
Equivalent to 38 /8s, 101 /16s and 104 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 149201
Total ARIN prefixes after maximum aggregation: 75998
ARIN Deaggregation factor: 1.96
Prefixes being announced from the ARIN address blocks: 120467
Unique aggregates announced from the ARIN address blocks: 50586
ARIN Region origin ASes present in the Internet Routing Table: 15010
ARIN Prefixes per ASN: 8.03
ARIN Region origin ASes announcing only one prefix: 5725
ARIN Region transit ASes present in the Internet Routing Table: 1511
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 810062080
Equivalent to 48 /8s, 72 /16s and 145 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 101147
Total RIPE prefixes after maximum aggregation: 53935
RIPE Deaggregation factor: 1.88
Prefixes being announced from the RIPE address blocks: 93051
Unique aggregates announced from the RIPE address blocks: 58461
RIPE Region origin ASes present in the Internet Routing Table: 16527
RIPE Prefixes per ASN: 5.63
RIPE Region origin ASes announcing only one prefix: 8052
RIPE Region transit ASes present in the Internet Routing Table: 2602
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 511694848
Equivalent to 30 /8s, 127 /16s and 216 /24s
Percentage of available RIPE address space announced: 82.4
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 40396
Total LACNIC prefixes after maximum aggregation: 8131
LACNIC Deaggregation factor: 4.97
Prefixes being announced from the LACNIC address blocks: 40476
Unique aggregates announced from the LACNIC address blocks: 20368
LACNIC Region origin ASes present in the Internet Routing Table: 1582
LACNIC Prefixes per ASN: 25.59
LACNIC Region origin ASes announcing only one prefix: 441
LACNIC Region transit ASes present in the Internet Routing Table: 291
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 100039424
Equivalent to 5 /8s, 246 /16s and 123 /24s
Percentage of available LACNIC address space announced: 66.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8924
Total AfriNIC prefixes after maximum aggregation: 2145
AfriNIC Deaggregation factor: 4.16
Prefixes being announced from the AfriNIC address blocks: 6976
Unique aggregates announced from the AfriNIC address blocks: 2225
AfriNIC Region origin ASes present in the Internet Routing Table: 533
AfriNIC Prefixes per ASN: 13.09
AfriNIC Region origin ASes announcing only one prefix: 168
AfriNIC Region transit ASes present in the Internet Routing Table: 122
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 31800064
Equivalent to 1 /8s, 229 /16s and 59 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1937 11105 694 Korea Telecom (KIX)
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1660 301 88 TPG Internet Pty Ltd
4755 1551 384 152 TATA Communications formerly
9829 1281 1069 30 National Internet Backbone
9583 1150 85 495 Sify Limited
7552 1131 1062 11 Vietel Corporation
24560 1025 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
4808 955 1938 286 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 197 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
1785 1898 680 129 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1601 1060 382 tw telecom holdings, inc.
22773 1591 2911 115 Cox Communications Inc.
30036 1423 261 761 Mediacom Communications Corp
7018 1255 10071 824 AT&T Services, Inc.
11492 1186 216 364 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1599 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 668 669 68 France Telecom Espana SA
6830 655 2215 426 UPC Broadband
20940 633 210 500 Akamai Technologies European
9116 541 326 32 Goldenlines main autonomous s
3320 533 8441 398 Deutsche Telekom AG
8551 502 360 80 Bezeq International
2578 499 33 7 Demos, Moscow, Russia
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1852 332 179 Types of queries are: POCs, o
28573 1825 1131 56 Types of queries are: POCs, o
6503 1518 418 69 Axtel, S.A.B. de C.V.
7303 1371 837 188 Telecom Argentina S.A.
8151 1334 2983 334 Uninet S.A. de C.V.
26615 904 761 33 Tim Celular S.A.
27947 663 74 98 Telconet S.A
11172 645 107 74 Alestra, S. de R.L. de C.V.
22047 582 326 15 Types of queries are: POCs, o
3816 575 242 100 Types of queries are: POCs, o
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1308 958 13 TEDATA
24863 840 274 32 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 197 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
29571 157 15 16 Ci Telecom Autonomous system
36923 157 20 4 Swift Networks Limited
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 197 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
4766 1937 11105 694 Korea Telecom (KIX)
1785 1898 680 129 PaeTec Communications, Inc.
10620 1852 332 179 Types of queries are: POCs, o
28573 1825 1131 56 Types of queries are: POCs, o
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1660 301 88 TPG Internet Pty Ltd
20115 1640 1566 619 Charter Communications
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3409 3238 Windstream Communications Inc
18566 2094 1915 Covad Communications Co.
1785 1898 1769 PaeTec Communications, Inc.
28573 1825 1769 Types of queries are: POCs, o
17974 1777 1704 PT Telekomunikasi Indonesia
10620 1852 1673 Types of queries are: POCs, o
8402 1599 1583 Corbina telecom
7545 1660 1572 TPG Internet Pty Ltd
22773 1591 1476 Cox Communications Inc.
6503 1518 1449 Axtel, S.A.B. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings,
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
169.254.0.0/16 65333 Internet Assigned Numbers Aut
172.16.0.0/12 65333 Internet Assigned Numbers Aut
192.0.2.0/24 65333 Internet Assigned Numbers Aut
192.168.0.0/16 0 *
198.18.0.0/15 65333 Internet Assigned Numbers Aut
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.22.160.0/19 31042 Serbia BroadBand-Srpske Kablo
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
24.135.0.0/16 31042 Serbia BroadBand-Srpske Kablo
Complete listing at http://thyme.rand.apnic.net/london/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:12 /10:29 /11:82 /12:236
/13:460 /14:829 /15:1492 /16:12189 /17:6207 /18:10481
/19:20632 /20:28990 /21:29822 /22:40238 /23:37747 /24:210151
/25:11 /26:21 /27:20 /28:152 /29:145 /30:74
/31:0 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3048 3409 Windstream Communications Inc
6389 2142 3425 BellSouth.net Inc.
18566 2043 2094 Covad Communications Co.
10620 1710 1852 Types of queries are: POCs, o
8402 1577 1599 Corbina telecom
30036 1367 1423 Mediacom Communications Corp
6503 1274 1518 Axtel, S.A.B. de C.V.
11492 1149 1186 CABLE ONE, INC.
8452 1109 1308 TEDATA
7011 1069 1184 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:535 2:582 4:14 6:3 8:405 12:1962
13:1 14:603 15:12 16:3 17:5 20:23
23:162 24:1757 27:1287 31:967 32:52 33:2
34:2 36:8 37:427 38:797 40:118 41:3090
42:135 44:3 46:1421 47:3 49:411 50:543
52:13 54:10 55:10 56:3 57:27 58:911
59:480 60:248 61:1101 62:986 63:2030 64:4158
65:2249 66:4467 67:2038 68:1159 69:3169 70:904
71:485 72:1830 74:2611 75:494 76:317 77:939
78:957 79:490 80:1210 81:905 82:685 83:545
84:482 85:1200 86:424 87:922 88:338 89:1654
90:291 91:4776 92:521 93:1492 94:1507 95:891
96:364 97:316 98:863 99:34 100:7 101:181
103:1015 106:101 107:191 108:259 109:1324 110:744
111:912 112:442 113:589 114:623 115:798 116:891
117:703 118:905 119:1190 120:344 121:669 122:1631
123:1103 124:1318 125:1244 128:525 129:188 130:245
131:620 132:171 133:22 134:235 135:62 136:208
137:170 138:356 139:181 140:467 141:243 142:390
143:425 144:518 145:70 146:495 147:282 148:748
149:305 150:149 151:179 152:464 153:172 154:11
155:417 156:214 157:332 158:175 159:475 160:337
161:236 162:344 163:181 164:577 165:400 166:572
167:467 168:816 169:127 170:863 171:127 172:2
173:1763 174:579 175:423 176:650 177:705 178:1364
180:1200 181:82 182:936 183:292 184:477 185:1
186:2243 187:1074 188:1244 189:1768 190:5514 192:5974
193:5292 194:3957 195:3402 196:1250 197:133 198:3610
199:4537 200:5735 201:1923 202:8278 203:8508 204:4263
205:2494 206:2659 207:2725 208:4038 209:3606 210:2654
211:1455 212:2005 213:1933 214:852 215:102 216:5096
217:1542 218:527 219:315 220:1227 221:538 222:295
223:325
End of report
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Routing Table Report 08:00 +10GMT Sat 05 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 400176
Prefixes after maximum aggregation: 171106
Deaggregation factor: 2.34
Unique aggregates announced to Internet: 198367
Total ASes present in the Internet Routing Table: 38444
Prefixes per ASN: 10.41
Origin-only ASes present in the Internet Routing Table: 33148
Origin ASes announcing only one prefix: 15649
Transit ASes present in the Internet Routing Table: 5296
Transit-only ASes present in the Internet Routing Table: 118
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN ( 2115) 25
Prefixes from unregistered ASNs in the Routing Table: 1210
Unregistered ASNs in the Routing Table: 221
Number of 32-bit ASNs allocated by the RIRs: 2663
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 5691
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 118
Number of addresses announced to Internet: 2566153216
Equivalent to 152 /8s, 244 /16s and 100 /24s
Percentage of available address space announced: 69.2
Percentage of allocated address space announced: 69.3
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 169775
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 94000
Total APNIC prefixes after maximum aggregation: 30830
APNIC Deaggregation factor: 3.05
Prefixes being announced from the APNIC address blocks: 91471
Unique aggregates announced from the APNIC address blocks: 39864
APNIC Region origin ASes present in the Internet Routing Table: 4636
APNIC Prefixes per ASN: 19.73
APNIC Region origin ASes announcing only one prefix: 1263
APNIC Region transit ASes present in the Internet Routing Table: 705
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 644179968
Equivalent to 38 /8s, 101 /16s and 104 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 149201
Total ARIN prefixes after maximum aggregation: 75998
ARIN Deaggregation factor: 1.96
Prefixes being announced from the ARIN address blocks: 120467
Unique aggregates announced from the ARIN address blocks: 50586
ARIN Region origin ASes present in the Internet Routing Table: 15010
ARIN Prefixes per ASN: 8.03
ARIN Region origin ASes announcing only one prefix: 5725
ARIN Region transit ASes present in the Internet Routing Table: 1511
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 810062080
Equivalent to 48 /8s, 72 /16s and 145 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 101147
Total RIPE prefixes after maximum aggregation: 53935
RIPE Deaggregation factor: 1.88
Prefixes being announced from the RIPE address blocks: 93051
Unique aggregates announced from the RIPE address blocks: 58461
RIPE Region origin ASes present in the Internet Routing Table: 16527
RIPE Prefixes per ASN: 5.63
RIPE Region origin ASes announcing only one prefix: 8052
RIPE Region transit ASes present in the Internet Routing Table: 2602
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 511694848
Equivalent to 30 /8s, 127 /16s and 216 /24s
Percentage of available RIPE address space announced: 82.4
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 40396
Total LACNIC prefixes after maximum aggregation: 8131
LACNIC Deaggregation factor: 4.97
Prefixes being announced from the LACNIC address blocks: 40476
Unique aggregates announced from the LACNIC address blocks: 20368
LACNIC Region origin ASes present in the Internet Routing Table: 1582
LACNIC Prefixes per ASN: 25.59
LACNIC Region origin ASes announcing only one prefix: 441
LACNIC Region transit ASes present in the Internet Routing Table: 291
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 100039424
Equivalent to 5 /8s, 246 /16s and 123 /24s
Percentage of available LACNIC address space announced: 66.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8924
Total AfriNIC prefixes after maximum aggregation: 2145
AfriNIC Deaggregation factor: 4.16
Prefixes being announced from the AfriNIC address blocks: 6976
Unique aggregates announced from the AfriNIC address blocks: 2225
AfriNIC Region origin ASes present in the Internet Routing Table: 533
AfriNIC Prefixes per ASN: 13.09
AfriNIC Region origin ASes announcing only one prefix: 168
AfriNIC Region transit ASes present in the Internet Routing Table: 122
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 31800064
Equivalent to 1 /8s, 229 /16s and 59 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1937 11105 694 Korea Telecom (KIX)
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1660 301 88 TPG Internet Pty Ltd
4755 1551 384 152 TATA Communications formerly
9829 1281 1069 30 National Internet Backbone
9583 1150 85 495 Sify Limited
7552 1131 1062 11 Vietel Corporation
24560 1025 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
4808 955 1938 286 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 197 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
1785 1898 680 129 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1601 1060 382 tw telecom holdings, inc.
22773 1591 2911 115 Cox Communications Inc.
30036 1423 261 761 Mediacom Communications Corp
7018 1255 10071 824 AT&T Services, Inc.
11492 1186 216 364 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1599 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 668 669 68 France Telecom Espana SA
6830 655 2215 426 UPC Broadband
20940 633 210 500 Akamai Technologies European
9116 541 326 32 Goldenlines main autonomous s
3320 533 8441 398 Deutsche Telekom AG
8551 502 360 80 Bezeq International
2578 499 33 7 Demos, Moscow, Russia
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1852 332 179 Types of queries are: POCs, o
28573 1825 1131 56 Types of queries are: POCs, o
6503 1518 418 69 Axtel, S.A.B. de C.V.
7303 1371 837 188 Telecom Argentina S.A.
8151 1334 2983 334 Uninet S.A. de C.V.
26615 904 761 33 Tim Celular S.A.
27947 663 74 98 Telconet S.A
11172 645 107 74 Alestra, S. de R.L. de C.V.
22047 582 326 15 Types of queries are: POCs, o
3816 575 242 100 Types of queries are: POCs, o
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1308 958 13 TEDATA
24863 840 274 32 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 197 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
29571 157 15 16 Ci Telecom Autonomous system
36923 157 20 4 Swift Networks Limited
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 197 BellSouth.net Inc.
7029 3409 1016 171 Windstream Communications Inc
18566 2094 382 179 Covad Communications Co.
4766 1937 11105 694 Korea Telecom (KIX)
1785 1898 680 129 PaeTec Communications, Inc.
10620 1852 332 179 Types of queries are: POCs, o
28573 1825 1131 56 Types of queries are: POCs, o
17974 1777 510 73 PT Telekomunikasi Indonesia
7545 1660 301 88 TPG Internet Pty Ltd
20115 1640 1566 619 Charter Communications
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3409 3238 Windstream Communications Inc
18566 2094 1915 Covad Communications Co.
1785 1898 1769 PaeTec Communications, Inc.
28573 1825 1769 Types of queries are: POCs, o
17974 1777 1704 PT Telekomunikasi Indonesia
10620 1852 1673 Types of queries are: POCs, o
8402 1599 1583 Corbina telecom
7545 1660 1572 TPG Internet Pty Ltd
22773 1591 1476 Cox Communications Inc.
6503 1518 1449 Axtel, S.A.B. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings,
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
169.254.0.0/16 65333 Internet Assigned Numbers Aut
172.16.0.0/12 65333 Internet Assigned Numbers Aut
192.0.2.0/24 65333 Internet Assigned Numbers Aut
192.168.0.0/16 0 *
198.18.0.0/15 65333 Internet Assigned Numbers Aut
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.22.160.0/19 31042 Serbia BroadBand-Srpske Kablo
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
24.135.0.0/16 31042 Serbia BroadBand-Srpske Kablo
Complete listing at http://thyme.rand.apnic.net/london/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:12 /10:29 /11:82 /12:236
/13:460 /14:829 /15:1492 /16:12189 /17:6207 /18:10481
/19:20632 /20:28990 /21:29822 /22:40238 /23:37747 /24:210151
/25:11 /26:21 /27:20 /28:152 /29:145 /30:74
/31:0 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3048 3409 Windstream Communications Inc
6389 2142 3425 BellSouth.net Inc.
18566 2043 2094 Covad Communications Co.
10620 1710 1852 Types of queries are: POCs, o
8402 1577 1599 Corbina telecom
30036 1367 1423 Mediacom Communications Corp
6503 1274 1518 Axtel, S.A.B. de C.V.
11492 1149 1186 CABLE ONE, INC.
8452 1109 1308 TEDATA
7011 1069 1184 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:535 2:582 4:14 6:3 8:405 12:1962
13:1 14:603 15:12 16:3 17:5 20:23
23:162 24:1757 27:1287 31:967 32:52 33:2
34:2 36:8 37:427 38:797 40:118 41:3090
42:135 44:3 46:1421 47:3 49:411 50:543
52:13 54:10 55:10 56:3 57:27 58:911
59:480 60:248 61:1101 62:986 63:2030 64:4158
65:2249 66:4467 67:2038 68:1159 69:3169 70:904
71:485 72:1830 74:2611 75:494 76:317 77:939
78:957 79:490 80:1210 81:905 82:685 83:545
84:482 85:1200 86:424 87:922 88:338 89:1654
90:291 91:4776 92:521 93:1492 94:1507 95:891
96:364 97:316 98:863 99:34 100:7 101:181
103:1015 106:101 107:191 108:259 109:1324 110:744
111:912 112:442 113:589 114:623 115:798 116:891
117:703 118:905 119:1190 120:344 121:669 122:1631
123:1103 124:1318 125:1244 128:525 129:188 130:245
131:620 132:171 133:22 134:235 135:62 136:208
137:170 138:356 139:181 140:467 141:243 142:390
143:425 144:518 145:70 146:495 147:282 148:748
149:305 150:149 151:179 152:464 153:172 154:11
155:417 156:214 157:332 158:175 159:475 160:337
161:236 162:344 163:181 164:577 165:400 166:572
167:467 168:816 169:127 170:863 171:127 172:2
173:1763 174:579 175:423 176:650 177:705 178:1364
180:1200 181:82 182:936 183:292 184:477 185:1
186:2243 187:1074 188:1244 189:1768 190:5514 192:5974
193:5292 194:3957 195:3402 196:1250 197:133 198:3610
199:4537 200:5735 201:1923 202:8278 203:8508 204:4263
205:2494 206:2659 207:2725 208:4038 209:3606 210:2654
211:1455 212:2005 213:1933 214:852 215:102 216:5096
217:1542 218:527 219:315 220:1227 221:538 222:295
223:325
End of report
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[bgp-stats] Routing Table Report - Japan view
* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Sat 05 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 406993
Prefixes after maximum aggregation: 173163
Deaggregation factor: 2.35
Unique aggregates announced to Internet: 198390
Total ASes present in the Internet Routing Table: 40878
Prefixes per ASN: 9.96
Origin-only ASes present in the Internet Routing Table: 33126
Origin ASes announcing only one prefix: 15619
Transit ASes present in the Internet Routing Table: 5471
Transit-only ASes present in the Internet Routing Table: 141
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 64
Max AS path prepend of ASN ( 9902) 56
Prefixes from unregistered ASNs in the Routing Table: 402
Unregistered ASNs in the Routing Table: 131
Number of 32-bit ASNs allocated by the RIRs: 2663
Number of 32-bit ASNs visible in the Routing Table: 2281
Prefixes from 32-bit ASNs in the Routing Table: 5694
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 114
Number of addresses announced to Internet: 2544196464
Equivalent to 151 /8s, 165 /16s and 91 /24s
Percentage of available address space announced: 68.6
Percentage of allocated address space announced: 68.7
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 174082
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 99714
Total APNIC prefixes after maximum aggregation: 32251
APNIC Deaggregation factor: 3.09
Prefixes being announced from the APNIC address blocks: 96165
Unique aggregates announced from the APNIC address blocks: 39795
APNIC Region origin ASes present in the Internet Routing Table: 4682
APNIC Prefixes per ASN: 20.54
APNIC Region origin ASes announcing only one prefix: 1239
APNIC Region transit ASes present in the Internet Routing Table: 728
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 197
Number of APNIC addresses announced to Internet: 644332128
Equivalent to 38 /8s, 103 /16s and 186 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 150460
Total ARIN prefixes after maximum aggregation: 76455
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 121468
Unique aggregates announced from the ARIN address blocks: 50615
ARIN Region origin ASes present in the Internet Routing Table: 15067
ARIN Prefixes per ASN: 8.06
ARIN Region origin ASes announcing only one prefix: 5733
ARIN Region transit ASes present in the Internet Routing Table: 1593
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 17
Number of ARIN addresses announced to Internet: 810105536
Equivalent to 48 /8s, 73 /16s and 58 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 100875
Total RIPE prefixes after maximum aggregation: 53982
RIPE Deaggregation factor: 1.87
Prefixes being announced from the RIPE address blocks: 92742
Unique aggregates announced from the RIPE address blocks: 58472
RIPE Region origin ASes present in the Internet Routing Table: 16538
RIPE Prefixes per ASN: 5.61
RIPE Region origin ASes announcing only one prefix: 8041
RIPE Region transit ASes present in the Internet Routing Table: 2638
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1535
Number of RIPE addresses announced to Internet: 511625288
Equivalent to 30 /8s, 126 /16s and 200 /24s
Percentage of available RIPE address space announced: 82.4
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 41119
Total LACNIC prefixes after maximum aggregation: 8257
LACNIC Deaggregation factor: 4.98
Prefixes being announced from the LACNIC address blocks: 41000
Unique aggregates announced from the LACNIC address blocks: 20353
LACNIC Region origin ASes present in the Internet Routing Table: 1595
LACNIC Prefixes per ASN: 25.71
LACNIC Region origin ASes announcing only one prefix: 437
LACNIC Region transit ASes present in the Internet Routing Table: 301
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 527
Number of LACNIC addresses announced to Internet: 100055944
Equivalent to 5 /8s, 246 /16s and 187 /24s
Percentage of available LACNIC address space announced: 66.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8955
Total AfriNIC prefixes after maximum aggregation: 2151
AfriNIC Deaggregation factor: 4.16
Prefixes being announced from the AfriNIC address blocks: 6977
Unique aggregates announced from the AfriNIC address blocks: 2233
AfriNIC Region origin ASes present in the Internet Routing Table: 536
AfriNIC Prefixes per ASN: 13.02
AfriNIC Region origin ASes announcing only one prefix: 169
AfriNIC Region transit ASes present in the Internet Routing Table: 126
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 31795968
Equivalent to 1 /8s, 229 /16s and 43 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2506 11113 1012 Korea Telecom (KIX)
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
7545 1678 301 86 TPG Internet Pty Ltd
4755 1575 385 155 TATA Communications formerly
9829 1281 1069 30 BSNL National Internet Backbo
7552 1178 1062 11 Vietel Corporation
9583 1149 85 494 Sify Limited
4808 1110 2050 318 CNCGROUP IP network: China169
24560 1027 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
18566 2092 382 179 Covad Communications
1785 1895 680 130 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1606 1044 383 Time Warner Telecom
22773 1591 2911 115 Cox Communications, Inc.
30036 1423 261 761 Mediacom Communications Corp
7018 1247 10038 817 AT&T WorldNet Services
11492 1186 216 364 Cable One
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1719 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 672 669 68 Uni2 Autonomous System
6830 655 2215 426 UPC Distribution Services
20940 642 208 502 Akamai Technologies European
8551 573 360 80 Bezeq International
3320 534 8442 399 Deutsche Telekom AG
2578 500 33 7 Demos, Moscow, Russia
3292 472 2108 406 TDC Tele Danmark
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1854 332 179 TVCABLE BOGOTA
28573 1825 1130 59 NET Servicos de Comunicao S.A
6503 1525 418 65 AVANTEL, S.A.
8151 1476 2999 340 UniNet S.A. de C.V.
7303 1371 837 188 Telecom Argentina Stet-France
26615 904 761 33 Tim Brasil S.A.
27947 685 74 98 Telconet S.A
11172 643 91 73 Servicios Alestra S.A de C.V
22047 582 326 15 VTR PUNTO NET S.A.
3816 572 242 100 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1309 958 13 TEDATA
24863 843 274 35 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 186 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
16637 158 666 83 MTN Network Solutions
29571 157 15 16 Ci Telecom Autonomous system
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
4766 2506 11113 1012 Korea Telecom (KIX)
18566 2092 382 179 Covad Communications
1785 1895 680 130 PaeTec Communications, Inc.
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
10620 1854 332 179 TVCABLE BOGOTA
28573 1825 1130 59 NET Servicos de Comunicao S.A
8402 1719 544 16 Corbina telecom
7545 1678 301 86 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3373 3214 Windstream Communications Inc
18566 2092 1913 Covad Communications
17974 1866 1793 PT TELEKOMUNIKASI INDONESIA
28573 1825 1766 NET Servicos de Comunicao S.A
1785 1895 1765 PaeTec Communications, Inc.
8402 1719 1703 Corbina telecom
10620 1854 1675 TVCABLE BOGOTA
7545 1678 1592 TPG Internet Pty Ltd
4766 2506 1494 Korea Telecom (KIX)
22773 1591 1476 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.22.160.0/19 31042 Serbia Broadband Autonomous s
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
24.135.0.0/16 31042 Serbia Broadband Autonomous s
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:12 /10:28 /11:82 /12:235
/13:460 /14:831 /15:1494 /16:12241 /17:6244 /18:10575
/19:20631 /20:29133 /21:30148 /22:40724 /23:38145 /24:212321
/25:1192 /26:1428 /27:782 /28:165 /29:67 /30:17
/31:0 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3030 3373 Windstream Communications Inc
6389 2143 3425 bellsouth.net, inc.
18566 2041 2092 Covad Communications
10620 1712 1854 TVCABLE BOGOTA
8402 1697 1719 Corbina telecom
30036 1367 1423 Mediacom Communications Corp
6503 1284 1525 AVANTEL, S.A.
11492 1149 1186 Cable One
8452 1110 1309 TEDATA
7011 1069 1184 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:537 2:651 4:14 6:3 8:406 12:1994
13:1 14:610 15:12 16:3 17:5 20:23
23:164 24:1762 27:1292 31:950 32:57 33:2
34:2 36:8 37:426 38:803 40:120 41:3083
42:135 44:3 46:1419 47:3 49:414 50:548
52:13 54:10 55:12 56:3 57:31 58:958
59:488 60:254 61:1208 62:986 63:2036 64:4166
65:2252 66:4477 67:2037 68:1160 69:3173 70:905
71:485 72:1829 74:2612 75:494 76:317 77:941
78:981 79:490 80:1213 81:907 82:680 83:546
84:483 85:1210 86:417 87:919 88:338 89:1666
90:291 91:4779 92:521 93:1489 94:1507 95:892
96:367 97:316 98:864 99:37 100:7 101:185
103:1037 106:101 107:191 108:276 109:1331 110:759
111:919 112:453 113:601 114:630 115:807 116:925
117:722 118:906 119:1232 120:354 121:691 122:1656
123:1105 124:1383 125:1247 128:560 129:194 130:252
131:623 132:179 133:22 134:245 135:62 136:215
137:173 138:356 139:183 140:494 141:242 142:409
143:429 144:521 145:70 146:500 147:282 148:770
149:306 150:157 151:179 152:466 153:172 154:12
155:400 156:217 157:376 158:175 159:544 160:338
161:260 162:347 163:191 164:581 165:397 166:573
167:465 168:822 169:128 170:860 171:127 172:2
173:1763 174:578 175:431 176:649 177:682 178:1356
180:1213 181:82 182:962 183:292 184:476 185:1
186:2249 187:1070 188:1232 189:1780 190:5536 192:6013
193:5292 194:3959 195:3408 196:1274 197:133 198:3655
199:4583 200:5835 201:1933 202:8549 203:8611 204:4343
205:2504 206:2749 207:2796 208:4045 209:3621 210:2732
211:1479 212:1993 213:1932 214:858 215:103 216:5112
217:1542 218:543 219:319 220:1232 221:557 222:323
223:337
End of report
_______________________________________________
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bgp-stats@lists.apnic.net
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Routing Table Report 04:00 +10GMT Sat 05 May, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 406993
Prefixes after maximum aggregation: 173163
Deaggregation factor: 2.35
Unique aggregates announced to Internet: 198390
Total ASes present in the Internet Routing Table: 40878
Prefixes per ASN: 9.96
Origin-only ASes present in the Internet Routing Table: 33126
Origin ASes announcing only one prefix: 15619
Transit ASes present in the Internet Routing Table: 5471
Transit-only ASes present in the Internet Routing Table: 141
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 64
Max AS path prepend of ASN ( 9902) 56
Prefixes from unregistered ASNs in the Routing Table: 402
Unregistered ASNs in the Routing Table: 131
Number of 32-bit ASNs allocated by the RIRs: 2663
Number of 32-bit ASNs visible in the Routing Table: 2281
Prefixes from 32-bit ASNs in the Routing Table: 5694
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 114
Number of addresses announced to Internet: 2544196464
Equivalent to 151 /8s, 165 /16s and 91 /24s
Percentage of available address space announced: 68.6
Percentage of allocated address space announced: 68.7
Percentage of available address space allocated: 99.9
Percentage of address space in use by end-sites: 92.5
Total number of prefixes smaller than registry allocations: 174082
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 99714
Total APNIC prefixes after maximum aggregation: 32251
APNIC Deaggregation factor: 3.09
Prefixes being announced from the APNIC address blocks: 96165
Unique aggregates announced from the APNIC address blocks: 39795
APNIC Region origin ASes present in the Internet Routing Table: 4682
APNIC Prefixes per ASN: 20.54
APNIC Region origin ASes announcing only one prefix: 1239
APNIC Region transit ASes present in the Internet Routing Table: 728
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 197
Number of APNIC addresses announced to Internet: 644332128
Equivalent to 38 /8s, 103 /16s and 186 /24s
Percentage of available APNIC address space announced: 81.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8,
182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8,
219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 150460
Total ARIN prefixes after maximum aggregation: 76455
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 121468
Unique aggregates announced from the ARIN address blocks: 50615
ARIN Region origin ASes present in the Internet Routing Table: 15067
ARIN Prefixes per ASN: 8.06
ARIN Region origin ASes announcing only one prefix: 5733
ARIN Region transit ASes present in the Internet Routing Table: 1593
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 17
Number of ARIN addresses announced to Internet: 810105536
Equivalent to 48 /8s, 73 /16s and 58 /24s
Percentage of available ARIN address space announced: 64.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 100875
Total RIPE prefixes after maximum aggregation: 53982
RIPE Deaggregation factor: 1.87
Prefixes being announced from the RIPE address blocks: 92742
Unique aggregates announced from the RIPE address blocks: 58472
RIPE Region origin ASes present in the Internet Routing Table: 16538
RIPE Prefixes per ASN: 5.61
RIPE Region origin ASes announcing only one prefix: 8041
RIPE Region transit ASes present in the Internet Routing Table: 2638
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1535
Number of RIPE addresses announced to Internet: 511625288
Equivalent to 30 /8s, 126 /16s and 200 /24s
Percentage of available RIPE address space announced: 82.4
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
196608-198655
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 41119
Total LACNIC prefixes after maximum aggregation: 8257
LACNIC Deaggregation factor: 4.98
Prefixes being announced from the LACNIC address blocks: 41000
Unique aggregates announced from the LACNIC address blocks: 20353
LACNIC Region origin ASes present in the Internet Routing Table: 1595
LACNIC Prefixes per ASN: 25.71
LACNIC Region origin ASes announcing only one prefix: 437
LACNIC Region transit ASes present in the Internet Routing Table: 301
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 527
Number of LACNIC addresses announced to Internet: 100055944
Equivalent to 5 /8s, 246 /16s and 187 /24s
Percentage of available LACNIC address space announced: 66.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 8955
Total AfriNIC prefixes after maximum aggregation: 2151
AfriNIC Deaggregation factor: 4.16
Prefixes being announced from the AfriNIC address blocks: 6977
Unique aggregates announced from the AfriNIC address blocks: 2233
AfriNIC Region origin ASes present in the Internet Routing Table: 536
AfriNIC Prefixes per ASN: 13.02
AfriNIC Region origin ASes announcing only one prefix: 169
AfriNIC Region transit ASes present in the Internet Routing Table: 126
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 31795968
Equivalent to 1 /8s, 229 /16s and 43 /24s
Percentage of available AfriNIC address space announced: 47.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2506 11113 1012 Korea Telecom (KIX)
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
7545 1678 301 86 TPG Internet Pty Ltd
4755 1575 385 155 TATA Communications formerly
9829 1281 1069 30 BSNL National Internet Backbo
7552 1178 1062 11 Vietel Corporation
9583 1149 85 494 Sify Limited
4808 1110 2050 318 CNCGROUP IP network: China169
24560 1027 385 167 Bharti Airtel Ltd., Telemedia
9498 962 291 65 BHARTI Airtel Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
18566 2092 382 179 Covad Communications
1785 1895 680 130 PaeTec Communications, Inc.
20115 1640 1566 619 Charter Communications
4323 1606 1044 383 Time Warner Telecom
22773 1591 2911 115 Cox Communications, Inc.
30036 1423 261 761 Mediacom Communications Corp
7018 1247 10038 817 AT&T WorldNet Services
11492 1186 216 364 Cable One
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1719 544 16 Corbina telecom
34984 687 188 172 BILISIM TELEKOM
31148 683 37 9 FreeNet ISP
12479 672 669 68 Uni2 Autonomous System
6830 655 2215 426 UPC Distribution Services
20940 642 208 502 Akamai Technologies European
8551 573 360 80 Bezeq International
3320 534 8442 399 Deutsche Telekom AG
2578 500 33 7 Demos, Moscow, Russia
3292 472 2108 406 TDC Tele Danmark
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1854 332 179 TVCABLE BOGOTA
28573 1825 1130 59 NET Servicos de Comunicao S.A
6503 1525 418 65 AVANTEL, S.A.
8151 1476 2999 340 UniNet S.A. de C.V.
7303 1371 837 188 Telecom Argentina Stet-France
26615 904 761 33 Tim Brasil S.A.
27947 685 74 98 Telconet S.A
11172 643 91 73 Servicios Alestra S.A de C.V
22047 582 326 15 VTR PUNTO NET S.A.
3816 572 242 100 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1309 958 13 TEDATA
24863 843 274 35 LINKdotNET AS number
6713 493 649 18 Itissalat Al-MAGHRIB
3741 263 921 223 The Internet Solution
12258 197 28 62 Vodacom Internet Company
33776 186 12 21 Starcomms Nigeria Limited
24835 179 80 8 RAYA Telecom - Egypt
15706 169 32 6 Sudatel Internet Exchange Aut
16637 158 666 83 MTN Network Solutions
29571 157 15 16 Ci Telecom Autonomous system
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3425 3807 194 bellsouth.net, inc.
7029 3373 986 159 Windstream Communications Inc
4766 2506 11113 1012 Korea Telecom (KIX)
18566 2092 382 179 Covad Communications
1785 1895 680 130 PaeTec Communications, Inc.
17974 1866 510 73 PT TELEKOMUNIKASI INDONESIA
10620 1854 332 179 TVCABLE BOGOTA
28573 1825 1130 59 NET Servicos de Comunicao S.A
8402 1719 544 16 Corbina telecom
7545 1678 301 86 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7029 3373 3214 Windstream Communications Inc
18566 2092 1913 Covad Communications
17974 1866 1793 PT TELEKOMUNIKASI INDONESIA
28573 1825 1766 NET Servicos de Comunicao S.A
1785 1895 1765 PaeTec Communications, Inc.
8402 1719 1703 Corbina telecom
10620 1854 1675 TVCABLE BOGOTA
7545 1678 1592 TPG Internet Pty Ltd
4766 2506 1494 Korea Telecom (KIX)
22773 1591 1476 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.0.0/21 12654 RIPE NCC RIS Project
128.0.24.0/24 12654 RIPE NCC RIS Project
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.22.160.0/19 31042 Serbia Broadband Autonomous s
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
24.135.0.0/16 31042 Serbia Broadband Autonomous s
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:12 /10:28 /11:82 /12:235
/13:460 /14:831 /15:1494 /16:12241 /17:6244 /18:10575
/19:20631 /20:29133 /21:30148 /22:40724 /23:38145 /24:212321
/25:1192 /26:1428 /27:782 /28:165 /29:67 /30:17
/31:0 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 3030 3373 Windstream Communications Inc
6389 2143 3425 bellsouth.net, inc.
18566 2041 2092 Covad Communications
10620 1712 1854 TVCABLE BOGOTA
8402 1697 1719 Corbina telecom
30036 1367 1423 Mediacom Communications Corp
6503 1284 1525 AVANTEL, S.A.
11492 1149 1186 Cable One
8452 1110 1309 TEDATA
7011 1069 1184 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:537 2:651 4:14 6:3 8:406 12:1994
13:1 14:610 15:12 16:3 17:5 20:23
23:164 24:1762 27:1292 31:950 32:57 33:2
34:2 36:8 37:426 38:803 40:120 41:3083
42:135 44:3 46:1419 47:3 49:414 50:548
52:13 54:10 55:12 56:3 57:31 58:958
59:488 60:254 61:1208 62:986 63:2036 64:4166
65:2252 66:4477 67:2037 68:1160 69:3173 70:905
71:485 72:1829 74:2612 75:494 76:317 77:941
78:981 79:490 80:1213 81:907 82:680 83:546
84:483 85:1210 86:417 87:919 88:338 89:1666
90:291 91:4779 92:521 93:1489 94:1507 95:892
96:367 97:316 98:864 99:37 100:7 101:185
103:1037 106:101 107:191 108:276 109:1331 110:759
111:919 112:453 113:601 114:630 115:807 116:925
117:722 118:906 119:1232 120:354 121:691 122:1656
123:1105 124:1383 125:1247 128:560 129:194 130:252
131:623 132:179 133:22 134:245 135:62 136:215
137:173 138:356 139:183 140:494 141:242 142:409
143:429 144:521 145:70 146:500 147:282 148:770
149:306 150:157 151:179 152:466 153:172 154:12
155:400 156:217 157:376 158:175 159:544 160:338
161:260 162:347 163:191 164:581 165:397 166:573
167:465 168:822 169:128 170:860 171:127 172:2
173:1763 174:578 175:431 176:649 177:682 178:1356
180:1213 181:82 182:962 183:292 184:476 185:1
186:2249 187:1070 188:1232 189:1780 190:5536 192:6013
193:5292 194:3959 195:3408 196:1274 197:133 198:3655
199:4583 200:5835 201:1933 202:8549 203:8611 204:4343
205:2504 206:2749 207:2796 208:4045 209:3621 210:2732
211:1479 212:1993 213:1932 214:858 215:103 216:5112
217:1542 218:543 219:319 220:1232 221:557 222:323
223:337
End of report
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