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[bgp-stats] Routing Table Report
* BGP Statistics focusing on the Asia Pacific Region *
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Routing Table Report 28 Jul, 2001
Analysis Summary
----------------
BGP routing table entries examined: 105526
Origin ASes present in the Internet Routing Table: 11364
Origin ASes announcing only one prefix: 4154
Transit ASes present in the Internet Routing Table: 1504
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 15
Illegal AS announcements present in the Routing Table: 70
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: 1246462957
Equivalent to 74 /8s, 75 /16s and 131 /24s
Percentage of available address space announced: 33.6
Percentage of allocated address space announced: 65.3
Percentage of available address space allocated: 51.5
Total number of prefixes smaller than registry allocations: 71891
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 15724
Prefixes being announced from the APNIC address blocks: 14174
APNIC Region origin ASes present in the Internet Routing Table: 1331
APNIC Region origin ASes announcing only one prefix: 455
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: 74826597
Equivalent to 4 /8s, 117 /16s and 195 /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: 72367
Prefixes being announced from the ARIN address blocks: 52314
ARIN Region origin ASes present in the Internet Routing Table: 6841
ARIN Region origin ASes announcing only one prefix: 2015
ARIN Region transit ASes present in the Internet Routing Table: 701
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 14
Number of ARIN addresses announced to Internet: 200976192
Equivalent to 11 /8s, 250 /16s and 167 /24s
Percentage of available ARIN address space announced: 79.9
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: 17432
Prefixes being announced from the RIPE address blocks: 13523
RIPE Region origin ASes present in the Internet Routing Table: 3210
RIPE Region origin ASes announcing only one prefix: 1684
RIPE Region transit ASes present in the Internet Routing Table: 580
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 15
Number of RIPE addresses announced to Internet: 102381884
Equivalent to 6 /8s, 26 /16s and 57 /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 442 362 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 237 1642 Data Communications Bureau
7539 198 173 TANet2, sponsored by NSC, TAI
4766 176 1336 KORnet Powered BY Korea Telec
7545 145 21 TPG Internet Pty Ltd
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
4732 108 358 DDI Corporation
4740 108 15 Ozemail
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv Description
702 686 1831 UUNET Technologies, Inc.
3301 430 918 TeliaNet Sweden
15870 413 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 153 15 Romania Data System
5400 139 66 Concert Internet Plus Europea
3303 131 576 Swisscom
2856 123 776 BTnet UK Regional network
517 119 271 Xlink
5549 117 66 Seicom Computer Gmb
8503 113 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 2309 8321 UUNET Technologies, Inc.
7018 971 6967 AT&T
1 899 8699 BBN Planet
7046 760 1072 UUNET Technologies, Inc.
1239 687 3295 Sprint ICM-Inria
2914 515 2319 Verio, Inc.
690 499 92 Merit Network
4293 490 99 Cable & Wireless USA
2551 477 652 NETCOM On-Line Communication
209 473 1867 Qwest
3561 430 2430 Cable & Wireless USA
3908 414 487 Supernet, Inc.
2548 409 994 Digital Express Group, Inc.
2149 407 345 Performance Systems, Inc.
18994 392 10 Global Crossing
3549 356 817 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 2309 8321 UUNET Technologies, Inc.
1221 1666 1346 Telstra
7018 971 6967 AT&T
1 899 8699 BBN Planet
7046 760 1072 UUNET Technologies, Inc.
1239 687 3295 Sprint ICM-Inria
702 686 1831 UUNET Technologies, Inc.
2914 515 2319 Verio, Inc.
690 499 92 Merit Network
4293 490 99 Cable & Wireless USA
2551 477 652 NETCOM On-Line Communication
209 473 1867 Qwest
2764 442 362 connect.com.au pty ltd
3301 430 918 TeliaNet Sweden
3561 430 2430 Cable & Wireless USA
3908 414 487 Supernet, Inc.
15870 413 12 Global Center Frankfurt
2548 409 994 Digital Express Group, Inc.
2149 407 345 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,
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 203.112.148.0/24 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 /8:20 /9:5 /10:6 /11:9 /12:32
/13:82 /14:218 /15:362 /16:6923 /17:1192 /18:2253
/19:6775 /20:5494 /21:4552 /22:6802 /23:8591 /24:59921
/25:289 /26:361 /27:433 /28:438 /29:356 /30:336
/31:1 /32:75
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
1221 1512 1666 Telstra
701 1442 2309 UUNET Technologies, Inc.
7046 594 760 UUNET Technologies, Inc.
690 495 499 Merit Network
7018 495 971 AT&T
4293 474 490 Cable & Wireless USA
702 435 686 UUNET Technologies, Inc.
1 420 899 BBN Planet
15870 409 413 Global Center Frankfurt
2764 397 442 connect.com.au pty ltd
18994 390 392 Global Crossing
1239 370 687 Sprint ICM-Inria
2551 367 477 NETCOM On-Line Communication
209 351 473 Qwest
703 333 402 UUNET Technologies, Inc.
11371 324 337 Rhythms NetConnections
3908 319 414 Supernet, Inc.
18993 307 311 Global Crossing
2548 300 409 Digital Express Group, Inc.
6995 277 290 Bell Atlantic Internet Soluti
Advertised prefixes smaller than registry allocations (per /8 block)
--------------------------------------------------------------------
4:1 6:12 9:6 12:585 13:13 15:11
17:13 20:10 24:863 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 61:137
62:198 63:2518 64:2723 65:1007 66:765 80:46
128:62 129:182 130:54 131:67 132:42 133:1
134:240 135:13 136:37 137:180 138:233 139:86
140:259 141:223 142:118 143:77 144:203 145:33
146:200 147:179 148:245 149:122 150:63 151:264
152:950 153:40 154:16 155:141 156:92 157:156
158:114 159:83 160:92 161:145 162:154 163:248
164:210 165:252 166:262 167:173 168:209 169:54
170:449 171:20 172:1 192:32 193:2625 194:2775
195:1057 196:3 198:6 199:3943 200:2827 202:3811
203:5795 204:4421 205:2945 206:4145 207:3647 208:5204
209:4415 210:785 211:336 212:1116 213:712 216:4719
217:467 218:3
End of report
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