* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Fri 02 Nov, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 422130
Prefixes after maximum aggregation: 176929
Deaggregation factor: 2.39
Unique aggregates announced to Internet: 211020
Total ASes present in the Internet Routing Table: 39118
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 33618
Origin ASes announcing only one prefix: 15768
Transit ASes present in the Internet Routing Table: 5500
Transit-only ASes present in the Internet Routing Table: 134
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 41
Max AS path prepend of ASN ( 22394) 36
Prefixes from unregistered ASNs in the Routing Table: 1562
Unregistered ASNs in the Routing Table: 362
Number of 32-bit ASNs allocated by the RIRs: 3423
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 8206
Special use prefixes present in the Routing Table: 20
Prefixes being announced from unallocated address space: 167
Number of addresses announced to Internet: 2627948544
Equivalent to 156 /8s, 163 /16s and 80 /24s
Percentage of available address space announced: 71.0
Percentage of allocated address space announced: 71.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 93.8
Total number of prefixes smaller than registry allocations: 146556
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 98559
Total APNIC prefixes after maximum aggregation: 31180
APNIC Deaggregation factor: 3.16
Prefixes being announced from the APNIC address blocks: 99956
Unique aggregates announced from the APNIC address blocks: 42929
APNIC Region origin ASes present in the Internet Routing Table: 4743
APNIC Prefixes per ASN: 21.07
APNIC Region origin ASes announcing only one prefix: 1274
APNIC Region transit ASes present in the Internet Routing Table: 751
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 709973760
Equivalent to 42 /8s, 81 /16s and 87 /24s
Percentage of available APNIC address space announced: 83.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-133119
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, 150/8, 153/8,
163/8, 171/8, 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: 152610
Total ARIN prefixes after maximum aggregation: 77451
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 153426
Unique aggregates announced from the ARIN address blocks: 69511
ARIN Region origin ASes present in the Internet Routing Table: 15049
ARIN Prefixes per ASN: 10.20
ARIN Region origin ASes announcing only one prefix: 5698
ARIN Region transit ASes present in the Internet Routing Table: 1523
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 41
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 1086209280
Equivalent to 64 /8s, 190 /16s and 61 /24s
Percentage of available ARIN address space announced: 57.5
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, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 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: 108774
Total RIPE prefixes after maximum aggregation: 57461
RIPE Deaggregation factor: 1.89
Prefixes being announced from the RIPE address blocks: 111470
Unique aggregates announced from the RIPE address blocks: 72108
RIPE Region origin ASes present in the Internet Routing Table: 16911
RIPE Prefixes per ASN: 6.59
RIPE Region origin ASes announcing only one prefix: 8145
RIPE Region transit ASes present in the Internet Routing Table: 2714
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 648208128
Equivalent to 38 /8s, 162 /16s and 223 /24s
Percentage of available RIPE address space announced: 94.2
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
59392-61439, 196608-199679
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,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 43530
Total LACNIC prefixes after maximum aggregation: 8547
LACNIC Deaggregation factor: 5.09
Prefixes being announced from the LACNIC address blocks: 46919
Unique aggregates announced from the LACNIC address blocks: 22869
LACNIC Region origin ASes present in the Internet Routing Table: 1684
LACNIC Prefixes per ASN: 27.86
LACNIC Region origin ASes announcing only one prefix: 481
LACNIC Region transit ASes present in the Internet Routing Table: 309
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: 118334464
Equivalent to 7 /8s, 13 /16s and 164 /24s
Percentage of available LACNIC address space announced: 70.5
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,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 9707
Total AfriNIC prefixes after maximum aggregation: 2237
AfriNIC Deaggregation factor: 4.34
Prefixes being announced from the AfriNIC address blocks: 10191
Unique aggregates announced from the AfriNIC address blocks: 3459
AfriNIC Region origin ASes present in the Internet Routing Table: 565
AfriNIC Prefixes per ASN: 18.04
AfriNIC Region origin ASes announcing only one prefix: 170
AfriNIC Region transit ASes present in the Internet Routing Table: 122
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: 42636288
Equivalent to 2 /8s, 138 /16s and 148 /24s
Percentage of available AfriNIC address space announced: 42.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
17974 2431 829 55 PT Telekomunikasi Indonesia
4766 2108 11550 604 Korea Telecom (KIX)
7545 1797 301 89 TPG Internet Pty Ltd
4755 1600 376 159 TATA Communications formerly
9829 1407 1154 41 National Internet Backbone
9583 1180 88 513 Sify Limited
7552 1077 1062 11 Vietel Corporation
24560 1035 385 162 Bharti Airtel Ltd., Telemedia
9498 1018 310 73 BHARTI Airtel Ltd.
18101 1018 135 171 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 3170 3723 161 BellSouth.net Inc.
7029 3132 990 162 Windstream Communications Inc
18566 2072 381 182 Covad Communications Co.
22773 1970 2931 129 Cox Communications Inc.
1785 1831 678 125 PaeTec Communications, Inc.
20115 1665 1585 627 Charter Communications
4323 1590 1169 392 tw telecom holdings, inc.
30036 1346 272 752 Mediacom Communications Corp
7018 1263 10305 847 AT&T Services, Inc.
7011 1199 327 689 Frontier Communications of Am
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 1750 544 16 Corbina telecom
12479 851 776 64 France Telecom Espana SA
34984 822 207 198 BILISIM TELEKOM
31148 726 37 9 FreeNet ISP
6830 724 2314 446 UPC Broadband
13188 709 93 136 Ukraine
20940 686 222 546 Akamai Technologies European
8551 618 364 61 Bezeq International
58113 601 66 364 LIR DATACENTER TELECOM SRL
9116 541 326 32 Goldenlines main autonomous s
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 2234 380 225 Types of queries are: POCs, o
28573 2052 1281 63 Types of queries are: POCs, o
7303 1662 1132 202 Telecom Argentina S.A.
6503 1530 435 69 Axtel, S.A.B. de C.V.
8151 1445 3021 349 Uninet S.A. de C.V.
27947 724 77 87 Telconet S.A
3816 657 309 68 Types of queries are: POCs, o
14420 594 90 103 CORPORACION NACIONAL DE TELEC
11172 589 101 65 Alestra, S. de R.L. de C.V.
7738 582 1178 33 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 897 307 37 LINKdotNET AS number
36998 772 48 3 MOBITEL
8452 558 958 13 TEDATA
6713 516 650 19 Itissalat Al-MAGHRIB
24835 287 80 8 RAYA Telecom - Egypt
3741 267 906 225 The Internet Solution
12258 194 28 66 Vodacom Internet Company
15399 192 29 5 Wananchi Online Limited
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
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 3170 3723 161 BellSouth.net Inc.
7029 3132 990 162 Windstream Communications Inc
17974 2431 829 55 PT Telekomunikasi Indonesia
10620 2234 380 225 Types of queries are: POCs, o
4766 2108 11550 604 Korea Telecom (KIX)
18566 2072 381 182 Covad Communications Co.
28573 2052 1281 63 Types of queries are: POCs, o
22773 1970 2931 129 Cox Communications Inc.
1785 1831 678 125 PaeTec Communications, Inc.
7545 1797 301 89 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
7029 3132 2970 Windstream Communications Inc
17974 2431 2376 PT Telekomunikasi Indonesia
10620 2234 2009 Types of queries are: POCs, o
28573 2052 1989 Types of queries are: POCs, o
18566 2072 1890 Covad Communications Co.
22773 1970 1841 Cox Communications Inc.
8402 1750 1734 Corbina telecom
7545 1797 1708 TPG Internet Pty Ltd
1785 1831 1706 PaeTec Communications, Inc.
4766 2108 1504 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
59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS
59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS
61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication
59414 UNALLOCATED 5.102.144.0/21 15576 NTS workspace AG
59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing
59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH
59521 UNALLOCATED 5.134.192.0/21 29518 Bredband2 AB
59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat
59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS
59457 UNALLOCATED 5.149.64.0/24 35567 DASTO semtel d.o.o.
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
128.0.24.0/21 41794 Sibirskie Seti Ltd.
128.0.64.0/22 49466 Declic Telecom SAS
128.0.68.0/22 49466 Declic Telecom SAS
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
128.0.106.0/24 23456 32-bit ASN transition
128.0.128.0/20 29285 AMT closed joint-stock compan
128.0.144.0/22 59675 >>UNKNOWN<<
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
27.112.114.0/24 23884 Proimage Engineering and Comm
41.220.80.0/24 38925 G.I.T. TELECOM LIMITED
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 /8:19 /9:14 /10:30 /11:87 /12:243
/13:475 /14:851 /15:1555 /16:12401 /17:6558 /18:10775
/19:21186 /20:30548 /21:32407 /22:42467 /23:39873 /24:222052
/25:9 /26:13 /27:11 /28:145 /29:183 /30:88
/31:0 /32:140
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 2620 3132 Windstream Communications Inc
18566 2022 2072 Covad Communications Co.
6389 1786 3170 BellSouth.net Inc.
8402 1455 1750 Corbina telecom
22773 1301 1970 Cox Communications Inc.
30036 1264 1346 Mediacom Communications Corp
11492 1151 1186 CABLE ONE, INC.
6503 1050 1530 Axtel, S.A.B. de C.V.
1785 944 1831 PaeTec Communications, Inc.
7011 937 1199 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:610 2:765 3:1 4:13 5:589 6:3
8:472 12:1940 13:3 14:669 15:11 16:3
17:6 20:27 23:209 24:1799 27:1374 31:1053
32:49 33:2 34:2 36:7 37:924 38:795
39:2 40:137 41:2775 42:175 44:3 46:1595
47:2 49:473 50:594 52:12 54:27 55:6
56:4 57:31 58:978 59:538 60:231 61:1276
62:973 63:1972 64:4221 65:2172 66:4454 67:2101
68:1155 69:3201 70:944 71:505 72:1869 74:2589
75:479 76:266 77:969 78:989 79:510 80:1231
81:986 82:628 83:542 84:526 85:1154 86:497
87:942 88:356 89:1793 90:306 91:5300 92:580
93:1413 94:1672 95:1271 96:410 97:324 98:979
99:36 100:30 101:291 103:1726 105:514 106:102
107:200 108:457 109:1624 110:802 111:975 112:433
113:716 114:660 115:850 116:864 117:748 118:955
119:1182 120:354 121:682 122:1658 123:1158 124:1308
125:1288 128:541 129:186 130:266 131:659 132:307
133:142 134:240 135:61 136:217 137:235 138:335
139:167 140:474 141:289 142:473 143:374 144:483
145:82 146:515 147:261 148:715 149:325 150:149
151:206 152:450 153:183 154:20 155:432 156:223
157:320 158:287 159:586 160:333 161:384 162:365
163:180 164:564 165:441 166:514 167:558 168:996
169:128 170:915 171:152 172:6 173:1691 174:637
175:456 176:761 177:1381 178:1620 180:1360 181:163
182:1097 183:298 184:614 185:50 186:2249 187:1398
188:1719 189:1616 190:5900 192:5980 193:5405 194:4086
195:3455 196:1233 197:251 198:3842 199:5039 200:5949
201:1963 202:8503 203:8613 204:4306 205:2511 206:2635
207:2712 208:3997 209:3566 210:2753 211:1521 212:2105
213:1839 214:833 215:73 216:5119 217:1575 218:562
219:290 220:1248 221:529 222:337 223:396
End of report
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