Routing Table Report 08:00 +10GMT Wed 21 Sep, 2011
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 366725
Prefixes after maximum aggregation: 166031
Deaggregation factor: 2.21
Unique aggregates announced to Internet: 184900
Total ASes present in the Internet Routing Table: 37249
Prefixes per ASN: 9.85
Origin-only ASes present in the Internet Routing Table: 32145
Origin ASes announcing only one prefix: 15469
Transit ASes present in the Internet Routing Table: 5104
Transit-only ASes present in the Internet Routing Table: 130
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 31
Max AS path prepend of ASN (36992) 22
Prefixes from unregistered ASNs in the Routing Table: 2656
Unregistered ASNs in the Routing Table: 829
Number of 32-bit ASNs allocated by the RIRs: 1752
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 3253
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 102
Number of addresses announced to Internet: 2495655680
Equivalent to 148 /8s, 192 /16s and 175 /24s
Percentage of available address space announced: 67.3
Percentage of allocated address space announced: 67.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 91.3
Total number of prefixes smaller than registry allocations: 151462
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 88875
Total APNIC prefixes after maximum aggregation: 29406
APNIC Deaggregation factor: 3.02
Prefixes being announced from the APNIC address blocks: 86321
Unique aggregates announced from the APNIC address blocks: 38227
APNIC Region origin ASes present in the Internet Routing Table: 4519
APNIC Prefixes per ASN: 19.10
APNIC Region origin ASes announcing only one prefix: 1263
APNIC Region transit ASes present in the Internet Routing Table: 689
Average APNIC Region AS path length visible: 3.9
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: 627049984
Equivalent to 37 /8s, 96 /16s and 6 /24s
Percentage of available APNIC address space announced: 79.5
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: 142284
Total ARIN prefixes after maximum aggregation: 73229
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 114703
Unique aggregates announced from the ARIN address blocks: 48107
ARIN Region origin ASes present in the Internet Routing Table: 14594
ARIN Prefixes per ASN: 7.86
ARIN Region origin ASes announcing only one prefix: 5636
ARIN Region transit ASes present in the Internet Routing Table: 1478
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 804861952
Equivalent to 47 /8s, 249 /16s and 56 /24s
Percentage of available ARIN address space announced: 64.0
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: 88912
Total RIPE prefixes after maximum aggregation: 50129
RIPE Deaggregation factor: 1.77
Prefixes being announced from the RIPE address blocks: 81730
Unique aggregates announced from the RIPE address blocks: 53886
RIPE Region origin ASes present in the Internet Routing Table: 15961
RIPE Prefixes per ASN: 5.12
RIPE Region origin ASes announcing only one prefix: 7964
RIPE Region transit ASes present in the Internet Routing Table: 2505
Average RIPE Region AS path length visible: 3.6
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 489398272
Equivalent to 29 /8s, 43 /16s and 160 /24s
Percentage of available RIPE address space announced: 78.8
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: 34254
Total LACNIC prefixes after maximum aggregation: 7662
LACNIC Deaggregation factor: 4.47
Prefixes being announced from the LACNIC address blocks: 33705
Unique aggregates announced from the LACNIC address blocks: 17853
LACNIC Region origin ASes present in the Internet Routing Table: 1511
LACNIC Prefixes per ASN: 22.31
LACNIC Region origin ASes announcing only one prefix: 450
LACNIC Region transit ASes present in the Internet Routing Table: 261
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 89096704
Equivalent to 5 /8s, 79 /16s and 130 /24s
Percentage of available LACNIC address space announced: 59.0
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: 8459
Total AfriNIC prefixes after maximum aggregation: 2003
AfriNIC Deaggregation factor: 4.22
Prefixes being announced from the AfriNIC address blocks: 6525
Unique aggregates announced from the AfriNIC address blocks: 1985
AfriNIC Region origin ASes present in the Internet Routing Table: 486
AfriNIC Prefixes per ASN: 13.43
AfriNIC Region origin ASes announcing only one prefix: 156
AfriNIC Region transit ASes present in the Internet Routing Table: 105
Average AfriNIC Region AS path length visible: 3.3
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: 27349504
Equivalent to 1 /8s, 161 /16s and 82 /24s
Percentage of available AfriNIC address space announced: 40.8
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 1944 11040 649 Korea Telecom (KIX)
17974 1702 516 31 PT Telekomunikasi Indonesia
7545 1596 303 86 TPG Internet Pty Ltd
4755 1546 379 166 TATA Communications formerly
24560 1182 337 194 Bharti Airtel Ltd., Telemedia
9829 1158 989 28 National Internet Backbone
9583 1084 80 501 Sify Limited
7552 1001 1062 11 Vietel Corporation
4808 957 1995 270 CNCGROUP IP network China169
18101 951 118 140 Reliance Infocom Ltd Internet
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 3563 3817 227 BellSouth.net Inc.
18566 1910 364 235 Covad Communications Co.
1785 1827 680 123 PaeTec Communications, Inc.
7029 1740 1033 207 Windstream Communications Inc
4323 1625 1101 394 tw telecom holdings, inc.
20115 1594 1542 634 Charter Communications
22773 1455 2905 98 Cox Communications Inc.
30036 1422 265 678 Mediacom Communications Corp
19262 1394 4724 399 Verizon Online LLC
7018 1343 7084 880 AT&T Services, 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
34984 563 108 180 BILISIM TELEKOM
9116 540 326 31 Goldenlines main autonomous s
20940 524 171 406 Akamai Technologies European
6830 523 1811 322 UPC Broadband
3320 492 8167 380 Deutsche Telekom AG
3292 476 2081 407 TDC Data Networks
12479 471 594 8 France Telecom Espana SA
8866 450 133 23 Bulgarian Telecommunication C
8402 448 352 13 Corbina telecom
29049 424 31 55 AzerSat LLC.
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 1679 309 156 Types of queries are: POCs, o
28573 1328 1011 80 Types of queries are: POCs, o
8151 1273 2785 353 Uninet S.A. de C.V.
7303 1156 678 170 Telecom Argentina S.A.
14420 734 58 88 CORPORACION NACIONAL DE TELEC
22047 579 322 17 Types of queries are: POCs, o
6503 565 434 67 Axtel, S.A.B. de C.V.
27947 557 56 76 Telconet S.A
3816 537 232 99 Types of queries are: POCs, o
7738 515 986 31 Telecomunicacoes da Bahia S.A
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
24863 810 147 41 LINKdotNET AS number
8452 698 445 11 TEDATA
15475 449 74 8 Nile Online
36992 292 415 14 Etisalat MISR
3741 274 938 229 The Internet Solution
6713 242 519 14 Itissalat Al-MAGHRIB
33776 239 13 8 Starcomms Nigeria Limited
15706 219 32 6 Sudatel Internet Exchange Aut
12258 199 28 59 Vodacom Internet Company
29571 191 17 11 Ci Telecom Autonomous system
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 3563 3817 227 BellSouth.net Inc.
23456 3253 771 1758 32-bit ASN transition
4766 1944 11040 649 Korea Telecom (KIX)
18566 1910 364 235 Covad Communications Co.
1785 1827 680 123 PaeTec Communications, Inc.
7029 1740 1033 207 Windstream Communications Inc
17974 1702 516 31 PT Telekomunikasi Indonesia
10620 1679 309 156 Types of queries are: POCs, o
4323 1625 1101 394 tw telecom holdings, inc.
7545 1596 303 86 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
1785 1827 1704 PaeTec Communications, Inc.
18566 1910 1675 Covad Communications Co.
17974 1702 1671 PT Telekomunikasi Indonesia
7029 1740 1533 Windstream Communications Inc
10620 1679 1523 Types of queries are: POCs, o
7545 1596 1510 TPG Internet Pty Ltd
23456 3253 1495 32-bit ASN transition
4755 1546 1380 TATA Communications formerly
22773 1455 1357 Cox Communications Inc.
4766 1944 1295 Korea Telecom (KIX)
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.
26973 UNALLOCATED 12.39.152.0/24 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
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 65535 Internet Assigned Numbers Aut
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
24.225.128.0/18 36377 Comcast Telecommunications, I
24.225.192.0/23 36377 Comcast Telecommunications, I
24.225.192.0/18 36377 Comcast Telecommunications, I
24.225.224.0/21 36377 Comcast Telecommunications, I
24.225.237.0/24 36377 Comcast Telecommunications, I
24.225.248.0/21 36377 Comcast Telecommunications, I
41.222.79.0/24 36938 >>UNKNOWN<<
41.223.92.0/22 36936 >>UNKNOWN<<
46.18.104.0/21 23456 32-bit ASN transition
62.61.220.0/24 24974 Tachyon Europe BV
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 /10:27 /11:81 /12:236
/13:464 /14:799 /15:1415 /16:11939 /17:5958 /18:9982
/19:19836 /20:26953 /21:27003 /22:36153 /23:34466 /24:190883
/25:12 /26:19 /27:22 /28:153 /29:117 /30:54
/31:0 /32:121
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2199 3563 BellSouth.net Inc.
18566 1867 1910 Covad Communications Co.
10620 1574 1679 Types of queries are: POCs, o
23456 1551 3253 32-bit ASN transition
7029 1421 1740 Windstream Communications Inc
30036 1379 1422 Mediacom Communications Corp
11492 1113 1150 CABLE ONE, INC.
7011 1058 1183 Frontier Communications of Am
1785 1053 1827 PaeTec Communications, Inc.
22773 946 1455 Cox Communications Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:375 2:80 4:15 5:1 6:3 8:348
12:1955 13:1 14:531 15:13 16:3 17:6
20:10 23:35 24:1676 27:935 31:533 32:59
33:4 34:2 36:4 38:737 40:108 41:2574
42:48 44:3 46:978 47:3 49:248 50:421
52:13 54:2 55:5 56:2 57:34 58:828
59:488 60:372 61:1017 62:1079 63:1935 64:4020
65:2298 66:3940 67:1952 68:1100 69:3183 70:789
71:376 72:1858 74:2440 75:329 76:338 77:868
78:670 79:479 80:1125 81:844 82:507 83:501
84:627 85:1088 86:416 87:868 88:353 89:1545
90:265 91:4097 92:532 93:1156 94:1329 95:772
96:431 97:274 98:931 99:37 101:84 103:306
106:95 107:52 108:77 109:1015 110:634 111:778
112:313 113:421 114:549 115:668 116:878 117:660
118:856 119:1174 120:337 121:668 122:1594 123:1000
124:1301 125:1337 128:206 129:172 130:159 131:575
132:112 133:21 134:206 135:53 136:210 137:135
138:288 139:107 140:471 141:277 142:371 143:406
144:479 145:59 146:464 147:214 148:615 149:250
150:146 151:190 152:450 153:177 154:5 155:394
156:199 157:325 158:144 159:393 160:324 161:198
162:335 163:166 164:506 165:372 166:534 167:433
168:741 169:144 170:859 171:84 172:1 173:1644
174:630 175:397 176:179 177:260 178:1001 180:1054
181:30 182:611 183:215 184:376 185:1 186:1446
187:668 188:937 189:858 190:5143 192:5871 193:5011
194:3520 195:3057 196:1252 197:144 198:3534 199:4075
200:5415 201:1633 202:8256 203:8368 204:4184 205:2316
206:2590 207:2760 208:4026 209:3436 210:2622 211:1466
212:2103 213:1773 214:787 215:76 216:4847 217:1612
218:542 219:328 220:1187 221:498 222:294 223:261
End of report
_______________________________________________
bgp-stats mailing list
bgp-stats@lists.apnic.net
http://mailman.apnic.net/mailman/listinfo/bgp-stats
No comments:
Post a Comment