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[bgp-stats] Routing Table Report
* BGP Statistics focusing on the Asia Pacific Region *
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Routing Table Report 13 Feb, 2001
Analysis Summary
----------------
BGP routing table entries examined: 101628
Origin ASes present in the Internet Routing Table: 9934
Origin ASes announcing only one prefix: 3537
Transit ASes present in the Internet Routing Table: 1320
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: 91
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 4
Number of addresses announced to Internet: 1208791855
Equivalent to 72 /8s, 12 /16s and 179 /24s
Percentage of available address space announced: 32.6
Percentage of allocated address space announced: 64.0
Percentage of available address space allocated: 51.0
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 15699
Prefixes being announced from the APNIC address blocks: 14015
APNIC Region origin ASes present in the Internet Routing Table: 1147
APNIC Region origin ASes announcing only one prefix: 416
APNIC Region transit ASes present in the Internet Routing Table: 187
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 13
Number of APNIC addresses announced to Internet: 69661464
Equivalent to 4 /8s, 38 /16s and 243 /24s
Percentage of available APNIC address space announced: 68.5
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: 70460
Prefixes being announced from the ARIN address blocks: 47921
ARIN Region origin ASes present in the Internet Routing Table: 6068
ARIN Region origin ASes announcing only one prefix: 1765
ARIN Region transit ASes present in the Internet Routing Table: 632
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 13
Number of ARIN addresses announced to Internet: 177468257
Equivalent to 10 /8s, 147 /16s and 243 /24s
Percentage of available ARIN address space announced: 81.4
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
ARIN Address Blocks 63/8, 64/7, 66/8, 199/8, 200/8, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 15378
Prefixes being announced from the RIPE address blocks: 12132
RIPE Region origin ASes present in the Internet Routing Table: 2769
RIPE Region origin ASes announcing only one prefix: 1354
RIPE Region transit ASes present in the Internet Routing Table: 499
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 89749146
Equivalent to 5 /8s, 89 /16s and 118 /24s
Percentage of available RIPE address space announced: 76.4
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
RIPE Address Blocks 62/8, 193/8, 194/7, 212/7 and 217/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /19 equiv Description
1221 2436 1191 Telstra
2764 421 139 connect.com.au pty ltd
703 417 246 UUNET Technologies, Inc.
2907 367 892 SINET Japan
4755 296 110 VSNL India
7657 215 12 The Internet Group Limited
4618 209 56 Internet Thailand
9269 209 24 Hong Kong CTI
4740 205 13 Ozemail
7545 205 7 TPG Internet Pty Ltd
4763 190 43 Telstra New Zealand
7474 190 87 Optus Communications
4134 172 539 Data Communications Bureau
4766 171 619 KORnet Powered BY Korea Telec
4538 167 958 China Education and Research
3462 136 205 Data Communications Institute
7586 136 10 Paradox Digital Pty. Ltd
4786 134 8 NetConnect Communications Pty
7539 133 87 Delegated to TWNIC for subseq
7496 124 9 Power Up
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /19 equiv Description
702 407 606 UUNET Technologies, Inc.
3301 391 314 TeliaNet Sweden
1257 320 240 Swipnet AB
1270 271 441 UUNET Germany
3215 205 182 RAIN
680 197 864 Deutschef Forschurgsnetz
719 191 146 LANLINK
786 184 960 JANET IP Service
5515 168 318 Sonera Finland
3320 167 462 Deutsche Telekom AG
1849 153 271 UUNET UK (formerly PIPEX)
1942 140 53 GIP Renater
2856 140 394 BTnet UK Regional network
517 133 137 Xlink
3303 128 277 Swisscom
5400 109 31 Concert Internet Plus Europea
1901 106 77 EUnet Austria
1267 99 986 IUnet S.p.A
2830 86 30 UUNET UK (formerly PIPEX)
3269 85 267 TELECOM ITALIA
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /19 equiv Description
701 2612 3567 UUNET Technologies, Inc.
7018 1307 3059 AT&T
1 1017 4582 BBN Planet
7046 743 551 UUNET Technologies, Inc.
1239 693 1580 Sprint ICM-Inria
705 666 40 UUNET Technologies, Inc.
8013 616 67 PSINet Ltd. Canada
2914 611 1272 Verio, Inc.
174 599 2790 PSINet Inc.
3561 569 1307 Cable & Wireless USA
3549 540 506 Frontier GlobalCenter
2551 497 344 NETCOM On-Line Communication
4293 470 57 Cable & Wireless USA
209 444 649 Qwest
271 437 273 BCnet Backbone
2548 398 531 Digital Express Group, Inc.
3908 391 280 Supernet, Inc.
6082 358 63 Management Analysis, Incorpor
8151 356 192 UniNet S.A. de C.V.
690 328 26 Merit Network
Global Per AS prefix count summary
----------------------------------
ASN No of nets /19 equiv Description
701 2612 3567 UUNET Technologies, Inc.
1221 2436 1191 Telstra
7018 1307 3059 AT&T
1 1017 4582 BBN Planet
7046 743 551 UUNET Technologies, Inc.
1239 693 1580 Sprint ICM-Inria
705 666 40 UUNET Technologies, Inc.
8013 616 67 PSINet Ltd. Canada
2914 611 1272 Verio, Inc.
174 599 2790 PSINet Inc.
3561 569 1307 Cable & Wireless USA
3549 540 506 Frontier GlobalCenter
2551 497 344 NETCOM On-Line Communication
4293 470 57 Cable & Wireless USA
209 444 649 Qwest
271 437 273 BCnet Backbone
2764 421 139 connect.com.au pty ltd
703 417 246 UUNET Technologies, Inc.
702 407 606 UUNET Technologies, Inc.
2548 398 531 Digital Express Group, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65535 PRIVATE 62.4.68.96/27 6461 AboveNet Communicati
65053 PRIVATE 64.124.5.128/26 6461 AboveNet Communicati
65519 PRIVATE 64.124.60.0/24 6461 AboveNet Communicati
65519 PRIVATE 64.124.61.0/24 6461 AboveNet Communicati
65056 PRIVATE 64.124.72.128/26 6461 AboveNet Communicati
65526 PRIVATE 64.124.79.64/27 6461 AboveNet Communicati
65041 PRIVATE 64.124.98.0/24 6461 AboveNet Communicati
65041 PRIVATE 64.124.99.0/24 6461 AboveNet Communicati
65041 PRIVATE 64.124.104.0/24 6461 AboveNet Communicati
65041 PRIVATE 64.124.105.0/24 6461 AboveNet Communicati
65044 PRIVATE 64.124.160.192/26 6461 AboveNet Communicati
65046 PRIVATE 64.124.161.0/26 6461 AboveNet Communicati
65049 PRIVATE 64.124.170.64/27 6461 AboveNet Communicati
2027 UNALLOCATED 150.185.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp.
2027 UNALLOCATED 150.186.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.187.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.188.0.0/16 10530 Interpacket Group, I
2027 UNALLOCATED 150.189.0.0/16 10530 Interpacket Group, I
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
5757 UNALLOCATED 192.239.13.0/24 701 UUNET Technologies,
17411 UNALLOCATED 202.137.32.0/21 703 UUNET Technologies,
65500 PRIVATE 203.166.86.0/24 10084 Western Australian I
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
65041 PRIVATE 208.184.10.192/29 6461 AboveNet Communicati
65509 PRIVATE 208.184.44.192/27 6461 AboveNet Communicati
65029 PRIVATE 208.184.77.128/26 6461 AboveNet Communicati
65029 PRIVATE 208.184.83.128/26 6461 AboveNet Communicati
65510 PRIVATE 208.184.87.0/26 6461 AboveNet Communicati
65511 PRIVATE 208.184.87.0/25 6461 AboveNet Communicati
65511 PRIVATE 208.184.87.64/26 6461 AboveNet Communicati
65016 PRIVATE 208.184.95.0/26 6461 AboveNet Communicati
65017 PRIVATE 208.184.95.128/27 6461 AboveNet Communicati
65016 PRIVATE 208.184.95.224/28 6461 AboveNet Communicati
65036 PRIVATE 208.184.118.64/26 6461 AboveNet Communicati
65519 PRIVATE 208.184.122.112/28 6461 AboveNet Communicati
65522 PRIVATE 208.184.129.192/27 6461 AboveNet Communicati
65513 PRIVATE 208.184.136.0/24 6461 AboveNet Communicati
65034 PRIVATE 208.184.171.128/25 6461 AboveNet Communicati
65038 PRIVATE 208.184.198.0/25 6461 AboveNet Communicati
65515 PRIVATE 208.184.227.0/24 6461 AboveNet Communicati
65025 PRIVATE 208.184.235.0/24 6461 AboveNet Communicati
65041 PRIVATE 208.185.5.0/24 6461 AboveNet Communicati
65041 PRIVATE 208.185.50.0/24 6461 AboveNet Communicati
65041 PRIVATE 208.185.57.0/24 6461 AboveNet Communicati
65041 PRIVATE 208.185.79.0/24 6461 AboveNet Communicati
65032 PRIVATE 208.185.86.64/27 6461 AboveNet Communicati
65045 PRIVATE 208.185.101.32/27 6461 AboveNet Communicati
65051 PRIVATE 208.185.101.64/29 6461 AboveNet Communicati
65020 PRIVATE 208.185.107.0/26 6461 AboveNet Communicati
65007 PRIVATE 208.185.108.0/24 6461 AboveNet Communicati
65014 PRIVATE 208.185.113.0/24 6461 AboveNet Communicati
65009 PRIVATE 208.185.127.0/24 6461 AboveNet Communicati
65519 PRIVATE 208.185.132.16/28 6461 AboveNet Communicati
65519 PRIVATE 208.185.141.128/25 6461 AboveNet Communicati
65514 PRIVATE 208.185.168.128/28 6461 AboveNet Communicati
65525 PRIVATE 208.185.169.0/24 6461 AboveNet Communicati
65518 PRIVATE 208.185.184.128/25 6461 AboveNet Communicati
65527 PRIVATE 208.185.186.0/24 6461 AboveNet Communicati
65503 PRIVATE 208.185.200.0/24 6461 AboveNet Communicati
65530 PRIVATE 208.185.202.0/25 6461 AboveNet Communicati
65016 PRIVATE 208.185.203.64/27 6461 AboveNet Communicati
65533 PRIVATE 208.185.203.160/27 6461 AboveNet Communicati
65529 PRIVATE 208.185.213.0/26 6461 AboveNet Communicati
65041 PRIVATE 208.185.232.0/24 6461 AboveNet Communicati
65015 PRIVATE 208.185.233.128/26 6461 AboveNet Communicati
65045 PRIVATE 208.185.240.0/24 6461 AboveNet Communicati
65005 PRIVATE 208.185.241.0/24 6461 AboveNet Communicati
65019 PRIVATE 208.185.254.128/26 6461 AboveNet Communicati
65513 PRIVATE 209.249.4.0/24 6461 AboveNet Communicati
65513 PRIVATE 209.249.233.0/24 6461 AboveNet Communicati
65033 PRIVATE 211.13.225.16/28 6461 AboveNet Communicati
65027 PRIVATE 211.13.226.0/26 6461 AboveNet Communicati
65400 PRIVATE 213.161.78.0/24 6461 AboveNet Communicati
65534 PRIVATE 216.200.6.240/28 6461 AboveNet Communicati
65528 PRIVATE 216.200.11.0/24 6461 AboveNet Communicati
65030 PRIVATE 216.200.60.0/25 6461 AboveNet Communicati
65031 PRIVATE 216.200.60.128/25 6461 AboveNet Communicati
65051 PRIVATE 216.200.61.192/26 6461 AboveNet Communicati
65018 PRIVATE 216.200.105.128/26 6461 AboveNet Communicati
65534 PRIVATE 216.200.151.128/27 6461 AboveNet Communicati
65523 PRIVATE 216.200.186.32/27 6461 AboveNet Communicati
65010 PRIVATE 216.200.186.128/26 6461 AboveNet Communicati
65006 PRIVATE 216.200.195.128/26 6461 AboveNet Communicati
65026 PRIVATE 216.200.195.192/26 6461 AboveNet Communicati
65025 PRIVATE 216.200.218.0/24 6461 AboveNet Communicati
65534 PRIVATE 216.200.240.252/30 6461 AboveNet Communicati
65028 PRIVATE 216.200.243.0/24 6461 AboveNet Communicati
Advertised IANA Reserved Addresses
----------------------------------
Network Origin AS Description
39.96.40.224/30 14408 iCAIR
50.198.0.0/16 2548 Digital Express Group, Inc.
91.16.23.0/24 11770 Net56
103.22.7.0/24 9768 PubNet (Korea Telecom)
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:4 /10:5 /11:10 /12:32
/13:62 /14:196 /15:308 /16:6856 /17:1043 /18:2047
/19:6347 /20:4630 /21:4333 /22:6544 /23:8538 /24:59213
/25:280 /26:366 /27:154 /28:114 /29:105 /30:289
/31:0 /32:131
Number of /24s announced per /8 block (Global)
----------------------------------------------
9:3 12:485 13:10 15:1 24:672 26:1
32:23 38:9 44:3 53:2 55:1 57:9
61:45 62:115 63:1718 64:1291 65:62 66:115
91:1 103:1 128:41 129:215 130:20 131:31
132:10 133:3 134:104 135:8 136:118 137:146
138:191 139:54 140:109 141:44 142:56 143:38
144:189 145:8 146:133 147:53 148:119 149:117
150:25 151:330 152:966 153:35 154:77 155:73
156:15 157:110 158:55 159:60 160:16 161:56
162:61 163:130 164:112 165:107 166:174 167:87
168:69 169:30 170:203 171:2 192:5407 193:1813
194:1988 195:778 196:391 198:3749 199:3443 200:1826
202:2399 203:5232 204:3753 205:2495 206:2807 207:3096
208:2961 209:3443 210:384 211:137 212:820 213:301
214:9 215:12 216:2698 217:104
End of report
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