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[bgp-stats] Routing Table Report
* BGP Statistics focusing on the Asia Pacific Region *
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Routing Table Report 30 Jul, 2001
Analysis Summary
----------------
BGP routing table entries examined: 105684
Origin ASes present in the Internet Routing Table: 11366
Origin ASes announcing only one prefix: 4147
Transit ASes present in the Internet Routing Table: 1510
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 17
Illegal AS announcements present in the Routing Table: 74
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 18
Number of addresses announced to Internet: 1279567839
Equivalent to 76 /8s, 68 /16s and 167 /24s
Percentage of available address space announced: 34.5
Percentage of allocated address space announced: 67.1
Percentage of available address space allocated: 51.5
Total number of prefixes smaller than registry allocations: 72019
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 15786
Prefixes being announced from the APNIC address blocks: 14237
APNIC Region origin ASes present in the Internet Routing Table: 1331
APNIC Region origin ASes announcing only one prefix: 456
APNIC Region transit ASes present in the Internet Routing Table: 225
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 14
Number of APNIC addresses announced to Internet: 74829509
Equivalent to 4 /8s, 117 /16s and 206 /24s
Percentage of available APNIC address space announced: 73.6
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239, 17408 - 18431
APNIC Address Blocks 61/8, 202/7, 210/7 and 218/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 72472
Prefixes being announced from the ARIN address blocks: 52391
ARIN Region origin ASes present in the Internet Routing Table: 6844
ARIN Region origin ASes announcing only one prefix: 2006
ARIN Region transit ASes present in the Internet Routing Table: 704
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 217657935
Equivalent to 12 /8s, 249 /16s and 50 /24s
Percentage of available ARIN address space announced: 86.5
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
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 - 22527
ARIN Address Blocks 24/8, 63/8, 64/6, 199/8, 200/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 17423
Prefixes being announced from the RIPE address blocks: 13524
RIPE Region origin ASes present in the Internet Routing Table: 3209
RIPE Region origin ASes announcing only one prefix: 1685
RIPE Region transit ASes present in the Internet Routing Table: 583
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 16
Number of RIPE addresses announced to Internet: 102363263
Equivalent to 6 /8s, 25 /16s and 240 /24s
Percentage of available RIPE address space announced: 67.8
RIPE AS Blocks 1877 - 1901, 2042, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503
RIPE Address Blocks 62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv Description
1221 1666 1346 Telstra
2764 443 362 connect.com.au pty ltd
703 402 367 UUNET Technologies, Inc.
2907 365 1752 SINET Japan
4755 299 163 VSNL India
7474 245 293 Optus Communications
4134 236 1634 Data Communications Bureau
7545 209 27 TPG Internet Pty Ltd
7539 203 174 TANet2, sponsored by NSC, TAI
4766 176 1336 KORnet Powered BY Korea Telec
9443 145 40 INTERNETPRIMUS-AS-A
4786 131 17 NetConnect Communications Pty
4763 119 69 Telstra New Zealand
17561 115 151 Internet service provision to
7586 114 17 Paradox Digital Pty. Ltd
4812 111 279 Shanghai Telecom Company
7657 111 22 The Internet Group Limited
4713 109 878 NTT-OCNET
4740 109 16 Ozemail
9583 109 60 Satyam Infoway Ltd.,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv Description
702 682 1775 UUNET Technologies, Inc.
3301 430 918 TeliaNet Sweden
15870 414 12 Global Center Frankfurt
1257 280 520 Swipnet AB
1270 244 869 UUNET Germany
680 229 2069 Deutschef Forschurgsnetz
3215 225 496 RAIN
15878 202 8 Global Center Paris
719 185 291 LANLINK
786 184 1890 JANET IP Service
3320 175 1411 Deutsche Telekom AG
5515 175 654 Sonera Finland
8708 155 15 Romania Data System
5400 139 66 Concert Internet Plus Europea
3303 131 576 Swisscom
2856 123 776 BTnet UK Regional network
5549 121 66 Seicom Computer Gmb
517 119 271 Xlink
8503 116 3 PCNET - PCNET DATA Network
1267 107 1989 IUnet S.p.A
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv Description
701 2307 8320 UUNET Technologies, Inc.
7018 970 6998 AT&T
1 902 8684 BBN Planet
7046 766 1056 UUNET Technologies, Inc.
1239 693 3268 Sprint ICM-Inria
2914 515 2319 Verio, Inc.
690 500 92 Merit Network
2551 489 637 NETCOM On-Line Communication
4293 488 99 Cable & Wireless USA
209 474 1867 Qwest
3561 429 2429 Cable & Wireless USA
3908 419 487 Supernet, Inc.
2548 414 1011 Digital Express Group, Inc.
2149 405 329 Performance Systems, Inc.
18994 389 10 Global Crossing
3549 358 817 Global Crossing
11371 337 100 Rhythms NetConnections
3967 334 454 Exodus Communication
15290 327 356 AT&T Canada IES
6347 319 358 SAVVIS Communications Corpora
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv Description
701 2307 8320 UUNET Technologies, Inc.
1221 1666 1346 Telstra
7018 970 6998 AT&T
1 902 8684 BBN Planet
7046 766 1056 UUNET Technologies, Inc.
1239 693 3268 Sprint ICM-Inria
702 682 1775 UUNET Technologies, Inc.
2914 515 2319 Verio, Inc.
690 500 92 Merit Network
2551 489 637 NETCOM On-Line Communication
4293 488 99 Cable & Wireless USA
209 474 1867 Qwest
2764 443 362 connect.com.au pty ltd
3301 430 918 TeliaNet Sweden
3561 429 2429 Cable & Wireless USA
3908 419 487 Supernet, Inc.
2548 414 1011 Digital Express Group, Inc.
15870 414 12 Global Center Frankfurt
2149 405 329 Performance Systems, Inc.
703 402 367 UUNET Technologies, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
17680 UNALLOCATED 61.213.48.0/20 10009 ARE Works,Inc.
18541 UNALLOCATED 63.166.66.0/24 1239 Sprint ICM-Inria
18541 UNALLOCATED 63.169.205.0/24 1239 Sprint ICM-Inria
19714 UNALLOCATED 64.166.88.0/24 701 UUNET Technologies,
65501 PRIVATE 64.243.116.0/24 16890 K&G Network Services
19714 UNALLOCATED 65.200.78.0/23 701 UUNET Technologies,
21637 UNALLOCATED 66.135.0.0/19 2914 Verio, Inc.
2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp.
1877 UNALLOCATED 192.108.196.0/24 1800 SPRINT
1877 UNALLOCATED 192.108.209.0/24 1880 Stupi, house man's
1877 UNALLOCATED 192.108.210.0/24 1880 Stupi, house man's
1877 UNALLOCATED 192.108.214.0/24 1800 SPRINT
19062 UNALLOCATED 192.197.96.0/20 1691 BCTEL Advanced Commu
65460 PRIVATE 192.231.11.0/24 7018 AT&T
5757 UNALLOCATED 192.239.13.0/24 701 UUNET Technologies,
20938 UNALLOCATED 195.13.38.0/23 8246 Internet Technologie
17803 UNALLOCATED 202.68.128.0/19 4755 VSNL India
17803 UNALLOCATED 202.68.134.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.135.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.136.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.138.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.139.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.140.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.145.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.146.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.147.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.148.0/24 4755 VSNL India
17803 UNALLOCATED 202.68.150.0/24 4755 VSNL India
4834 UNALLOCATED 202.74.192.0/20 4648 NZIX 2
17803 UNALLOCATED 202.157.190.0/23 4755 VSNL India
17657 UNALLOCATED 202.161.160.0/20 9653 AGNS HongKong NET
4831 UNALLOCATED 202.172.32.0/20 9740 Cable & Wireless Net
17783 UNALLOCATED 203.112.128.0/21 4755 VSNL India
17783 UNALLOCATED 203.112.128.0/19 4755 VSNL India
17783 UNALLOCATED 203.112.136.0/21 4755 VSNL India
17783 UNALLOCATED 203.112.144.0/21 4755 VSNL India
17783 UNALLOCATED 203.112.148.0/24 4755 VSNL India
17783 UNALLOCATED 203.112.152.0/21 4755 VSNL India
21637 UNALLOCATED 204.1.98.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.1.106.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.1.107.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.1.108.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.1.109.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.68.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.72.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.76.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.78.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.81.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.84.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.86.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.87.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.88.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.89.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.90.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.91.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.92.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.94.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.95.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.96.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.100.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.104.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.106.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.107.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.109.0/24 2914 Verio, Inc.
21637 UNALLOCATED 204.27.115.0/24 2914 Verio, Inc.
20413 UNALLOCATED 204.108.128.0/17 6347 SAVVIS Communication
19551 UNALLOCATED 204.229.224.0/22 6226 US West Communicatio
20413 UNALLOCATED 207.8.234.0/24 6347 SAVVIS Communication
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
20413 UNALLOCATED 207.106.119.0/24 6347 SAVVIS Communication
19322 UNALLOCATED 208.44.17.0/24 209 Qwest
21879 UNALLOCATED 208.253.207.96/27 16467 NextWeb, Inc.
21879 UNALLOCATED 209.81.62.0/24 701 UUNET Technologies,
65515 PRIVATE 212.110.142.0/24 5593 CRIS-AS
Advertised Unregistered Addresses
---------------------------------
Network Origin AS Description
82.105.0.0/16 3269 TELECOM ITALIA
82.105.128.0/17 3269 TELECOM ITALIA
99.0.0.0/8 9638 National Agricultural Coopera
128.65.0.0/16 3463 ACES Research Inc
132.0.0.0/10 568 DISO-UNRRA
134.137.0.0/16 7170 AT&T Government Markets
135.0.0.0/13 10455 Lucent Technologies
137.0.0.0/13 568 DISO-UNRRA
138.94.0.0/16 1 BBN Planet
144.7.0.0/16 701 UUNET Technologies, Inc.
153.34.0.0/15 701 UUNET Technologies, Inc.
153.36.0.0/14 701 UUNET Technologies, Inc.
154.150.0.0/16 6494 IDCI
158.0.0.0/13 568 DISO-UNRRA
164.233.0.0/16 6020 US DOD NIC Unregistered
172.32.1.0/25 1221 Telstra
172.122.0.0/16 701 UUNET Technologies, Inc.
201.115.100.0/24 7018 AT&T
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:22 /9:5 /10:6 /11:9 /12:32
/13:82 /14:218 /15:361 /16:6918 /17:1191 /18:2251
/19:6779 /20:5486 /21:4556 /22:6825 /23:8616 /24:60037
/25:293 /26:367 /27:427 /28:431 /29:349 /30:320
/31:0 /32:103
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
1221 1512 1666 Telstra
701 1442 2307 UUNET Technologies, Inc.
7046 601 766 UUNET Technologies, Inc.
690 496 500 Merit Network
7018 490 970 AT&T
4293 472 488 Cable & Wireless USA
702 434 682 UUNET Technologies, Inc.
1 425 902 BBN Planet
15870 410 414 Global Center Frankfurt
2764 398 443 connect.com.au pty ltd
18994 387 389 Global Crossing
2551 382 489 NETCOM On-Line Communication
1239 376 693 Sprint ICM-Inria
209 351 474 Qwest
703 333 402 UUNET Technologies, Inc.
3908 324 419 Supernet, Inc.
11371 324 337 Rhythms NetConnections
18993 306 310 Global Crossing
2548 304 414 Digital Express Group, Inc.
6995 277 290 Bell Atlantic Internet Soluti
Advertised prefixes smaller than registry allocations (per /8 block)
--------------------------------------------------------------------
4:2 6:12 9:6 12:592 13:13 15:11
17:13 20:7 24:872 26:1 32:43 35:2
38:20 40:2 43:6 44:10 45:1 47:40
52:2 53:4 55:1 56:5 57:15 61:141
62:200 63:2529 64:2732 65:1031 66:794 80:46
128:62 129:180 130:54 131:68 132:41 133:1
134:239 135:12 136:37 137:180 138:233 139:85
140:256 141:223 142:118 143:76 144:204 145:33
146:201 147:179 148:243 149:126 150:62 151:262
152:950 153:40 154:26 155:141 156:93 157:157
158:114 159:83 160:93 161:140 162:154 163:248
164:209 165:253 166:262 167:173 168:201 169:54
170:434 171:20 172:1 192:32 193:2629 194:2768
195:1064 196:3 198:6 199:3935 200:2806 202:3833
203:5832 204:4438 205:2958 206:4155 207:3648 208:5201
209:4410 210:782 211:337 212:1117 213:712 216:4712
217:466 218:3
End of report
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