[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bgp-stats] Routing Table Report
* BGP Statistics focusing on the Asia Pacific Region *
* To unsubscribe: send "unsubscribe" to bgp-stats-request@lists.apnic.net *
Routing Table Report 28 Apr, 2001
Analysis Summary
----------------
BGP routing table entries examined: 114877
Origin ASes present in the Internet Routing Table: 10655
Origin ASes announcing only one prefix: 3868
Transit ASes present in the Internet Routing Table: 1459
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 21
Illegal AS announcements present in the Routing Table: 19
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 1
Number of addresses announced to Internet: 1231436267
Equivalent to 73 /8s, 102 /16s and 57 /24s
Percentage of available address space announced: 33.2
Percentage of allocated address space announced: 64.0
Percentage of available address space allocated: 51.9
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 15467
Prefixes being announced from the APNIC address blocks: 13992
APNIC Region origin ASes present in the Internet Routing Table: 1206
APNIC Region origin ASes announcing only one prefix: 438
APNIC Region transit ASes present in the Internet Routing Table: 206
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 71360026
Equivalent to 4 /8s, 64 /16s and 222 /24s
Percentage of available APNIC address space announced: 70.2
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: 83113
Prefixes being announced from the ARIN address blocks: 51030
ARIN Region origin ASes present in the Internet Routing Table: 6504
ARIN Region origin ASes announcing only one prefix: 1929
ARIN Region transit ASes present in the Internet Routing Table: 700
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 14
Number of ARIN addresses announced to Internet: 181584386
Equivalent to 10 /8s, 210 /16s and 194 /24s
Percentage of available ARIN address space announced: 83.3
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: 16278
Prefixes being announced from the RIPE address blocks: 12967
RIPE Region origin ASes present in the Internet Routing Table: 2944
RIPE Region origin ASes announcing only one prefix: 1499
RIPE Region transit ASes present in the Internet Routing Table: 553
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 15
Number of RIPE addresses announced to Internet: 96958553
Equivalent to 5 /8s, 199 /16s and 120 /24s
Percentage of available RIPE address space announced: 64.2
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 /19 equiv Description
1221 2003 691 Telstra
2764 423 139 connect.com.au pty ltd
703 392 205 UUNET Technologies, Inc.
2907 363 875 SINET Japan
4755 314 110 VSNL India
4538 241 1048 China Education and Research
7539 220 101 Delegated to TWNIC for subseq
4134 195 633 Data Communications Bureau
4766 185 758 KORnet Powered BY Korea Telec
7474 185 85 Optus Communications
7657 173 13 The Internet Group Limited
9269 161 22 Hong Kong CTI
17561 151 61 Internet service provision to
4740 149 10 Ozemail
7545 145 10 TPG Internet Pty Ltd
4786 129 7 NetConnect Communications Pty
7617 124 46 One.Net Pty Ltd
9394 122 19 CHINA RAILWAY TELECOMMUNICATI
7586 121 9 Paradox Digital Pty. Ltd
4736 119 17 Magna Data
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /19 equiv Description
702 530 649 UUNET Technologies, Inc.
3301 389 337 TeliaNet Sweden
1257 278 263 Swipnet AB
1270 267 440 UUNET Germany
3215 212 228 RAIN
680 211 938 Deutschef Forschurgsnetz
719 190 146 LANLINK
5515 190 336 Sonera Finland
786 183 951 JANET IP Service
3320 161 710 Deutsche Telekom AG
5400 129 41 Concert Internet Plus Europea
517 127 134 Xlink
3303 124 298 Swisscom
2856 123 388 BTnet UK Regional network
8708 120 6 Romania Data System
1849 102 224 UUNET UK (formerly PIPEX)
1267 101 978 IUnet S.p.A
1290 100 204 PSINet UK Ltd.
1901 97 77 EUnet Austria
3269 85 277 TELECOM ITALIA
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /19 equiv Description
174 6508 3383 PSINet Inc.
2149 4413 277 Performance Systems, Inc.
701 2323 3720 UUNET Technologies, Inc.
705 1786 74 UUNET Technologies, Inc.
7018 966 3240 AT&T
1 954 4471 BBN Planet
7046 797 555 UUNET Technologies, Inc.
1239 629 1580 Sprint ICM-Inria
2914 602 1202 Verio, Inc.
3561 569 1242 Cable & Wireless USA
18994 525 6 Crossing
3549 500 515 Global Crossing
8013 479 44 PSINet Ltd. Canada
4293 475 51 Cable & Wireless USA
690 445 44 Merit Network
209 443 707 Qwest
2548 406 506 Digital Express Group, Inc.
3908 379 262 Supernet, Inc.
8151 364 218 UniNet S.A. de C.V.
3602 346 72 Sprint Canada
Global Per AS prefix count summary
----------------------------------
ASN No of nets /19 equiv Description
174 6508 3383 PSINet Inc.
2149 4413 277 Performance Systems, Inc.
701 2323 3720 UUNET Technologies, Inc.
1221 2003 691 Telstra
705 1786 74 UUNET Technologies, Inc.
7018 966 3240 AT&T
1 954 4471 BBN Planet
7046 797 555 UUNET Technologies, Inc.
1239 629 1580 Sprint ICM-Inria
2914 602 1202 Verio, Inc.
3561 569 1242 Cable & Wireless USA
702 530 649 UUNET Technologies, Inc.
18994 525 6 Crossing
3549 500 515 Global Crossing
8013 479 44 PSINet Ltd. Canada
4293 475 51 Cable & Wireless USA
690 445 44 Merit Network
209 443 707 Qwest
2764 423 139 connect.com.au pty ltd
2548 406 506 Digital Express Group, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
60002 RESERVED 64.76.148.0/24 19583 CHILE S.A.
2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp.
64842 PRIVATE 164.159.151.0/24 19143 Fish and Wildlife Se
64842 PRIVATE 164.159.152.0/22 19143 Fish and Wildlife Se
64842 PRIVATE 164.159.159.0/24 19143 Fish and Wildlife Se
64842 PRIVATE 164.159.160.0/24 19143 Fish and Wildlife Se
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,
60002 RESERVED 200.9.98.0/24 6429 RdC Internet
60002 RESERVED 200.9.99.0/24 6429 RdC Internet
65535 PRIVATE 203.24.169.0/24 17486 Swiftel Communicatio
65500 PRIVATE 203.166.86.0/24 10084 Western Australian I
5555 UNALLOCATED 205.110.64.0/24 721 DLA Systems Automati
5555 UNALLOCATED 205.110.68.0/22 721 DLA Systems Automati
5555 UNALLOCATED 205.110.72.0/21 721 DLA Systems Automati
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
Advertised IANA Reserved Addresses
----------------------------------
Network Origin AS Description
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 /8:21 /9:4 /10:4 /11:10 /12:29
/13:72 /14:206 /15:331 /16:6968 /17:1140 /18:2107
/19:6601 /20:5126 /21:4454 /22:6788 /23:8686 /24:70575
/25:265 /26:430 /27:276 /28:290 /29:223 /30:193
/31:1 /32:77
Number of /24s announced per /8 block (Global)
----------------------------------------------
9:3 12:353 13:10 15:1 17:2 24:670
26:1 32:13 38:9202 44:3 47:1 53:2
55:1 57:11 61:29 62:131 63:1929 64:1476
65:1100 66:315 128:35 129:116 130:21 131:26
132:9 133:1 134:166 135:9 136:16 137:118
138:250 139:52 140:143 141:164 142:60 143:41
144:132 145:9 146:133 147:134 148:141 149:124
150:25 151:300 152:767 153:33 154:126 155:83
156:40 157:107 158:171 159:85 160:28 161:58
162:61 163:135 164:88 165:127 166:177 167:132
168:84 169:34 170:254 171:2 192:5399 193:1961
194:2069 195:805 196:409 198:3672 199:3451 200:1974
201:1 202:2414 203:4993 204:3695 205:2243 206:3345
207:2911 208:2945 209:3209 210:416 211:149 212:875
213:384 214:9 215:11 216:2952 217:213
End of report
* To unsubscribe, send "unsubscribe" to bgp-stats-request@lists.apnic.net *
