This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats@lists.apnic.net For a graphical representation, please see http://www.apnic.net/stats/bgp. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 17 Aug, 2001 Analysis Summary ---------------- BGP routing table entries examined: 106552 Origin ASes present in the Internet Routing Table: 11449 Origin ASes announcing only one prefix: 4195 Transit ASes present in the Internet Routing Table: 1475 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 16 Illegal AS announcements present in the Routing Table: 39 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 16 Number of addresses announced to Internet: 1224071201 Equivalent to 72 /8s, 245 /16s and 216 /24s Percentage of available address space announced: 33.0 Percentage of allocated address space announced: 63.6 Percentage of available address space allocated: 51.9 Total number of prefixes smaller than registry allocations: 72715 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 15947 Prefixes being announced from the APNIC address blocks: 14293 APNIC Region origin ASes present in the Internet Routing Table: 1348 APNIC Region origin ASes announcing only one prefix: 458 APNIC Region transit ASes present in the Internet Routing Table: 217 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 76337609 Equivalent to 4 /8s, 140 /16s and 209 /24s Percentage of available APNIC address space announced: 75.1 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: 73087 Prefixes being announced from the ARIN address blocks: 52878 ARIN Region origin ASes present in the Internet Routing Table: 6877 ARIN Region origin ASes announcing only one prefix: 2036 ARIN Region transit ASes present in the Internet Routing Table: 679 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 203405397 Equivalent to 12 /8s, 31 /16s and 184 /24s Percentage of available ARIN address space announced: 75.8 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, 68/8, 199/8, 200/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 17514 Prefixes being announced from the RIPE address blocks: 13651 RIPE Region origin ASes present in the Internet Routing Table: 3228 RIPE Region origin ASes announcing only one prefix: 1701 RIPE Region transit ASes present in the Internet Routing Table: 579 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 15 Number of RIPE addresses announced to Internet: 105576897 Equivalent to 6 /8s, 74 /16s and 249 /24s Percentage of available RIPE address space announced: 69.9 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 1594 1316 Telstra Pty Ltd 2764 436 378 connect.com.au pty ltd 703 420 368 UUNET Technologies, Inc. 2907 376 1818 SINET Japan 4755 291 162 Videsh Sanchar Nigam Ltd. Aut 4134 236 1743 Data Communications Bureau 7474 233 289 Optus Communications Pty Ltd 4740 208 26 OzEmail ISP 7539 208 175 TANet2, sponsored by NSC, TAI 4766 179 1336 Korea Internet Exchange for " 7545 155 25 TPG Internet Pty Ltd 9443 143 39 Primus Telecommunications 4786 131 17 NetConnect Communications Pty 4763 120 69 Telstra New Zealand 9583 116 61 Satyam Infoway Ltd., 17561 116 167 Internet service provision to 4713 114 885 NTT Communications Corporatio 4812 109 278 China Telecom (Group) 7586 109 17 Paradox Digital Pty Ltd 4732 105 372 DDI CORPORATION RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv Description 702 704 1735 UUNET Technologies, Inc. 3301 432 918 TeliaNet Sweden 15870 388 12 Global Center Frankfurt 1257 277 520 SWIPnet Swedish IP Network 680 229 2069 DFN-IP service G-WiN 1270 226 861 UUNET Germany 3215 222 496 France Telecom / &Equant 15878 201 8 Global Center Paris 786 184 1890 The JANET IP Service 3320 182 1939 Deutsche Telekom AG 719 181 291 LANLINK autonomous system 5515 175 654 Sonera Finland Autonomous Sys 8708 153 19 Romania Data Systems S.A. 5400 137 66 Concert European Core Network 3303 132 576 Swisscom Ltd 2856 125 774 BTnet UK Regional network 5549 124 66 Nextra Deutschland GmbH + Co. 517 118 269 KPNQwest Germany GmbH 8503 112 3 PCNET - PCNET DATA Network 5511 109 170 France Telecom ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv Description 701 2313 8140 UUNET Technologies, Inc. 7018 1002 7119 AT&T 3908 891 628 Supernet, Inc. 1 885 8714 BBN Planet 2551 782 655 ICG NetAhead, Inc 7046 775 1041 UUNET Technologies, Inc. 1239 692 3234 Sprint 2914 506 2311 Verio, Inc. 690 505 78 Merit Network 209 492 2135 Qwest 4293 480 98 Cable & Wireless USA 3561 427 2414 Cable & Wireless USA 2548 390 1000 Business Internet, Inc. 2149 389 312 Performance Systems, Inc. 3549 363 818 Global Crossing 18994 360 10 Global Crossing 577 348 617 Bell Advanced Communications 3967 346 457 Exodus Communication 4323 346 318 Time Warner Communications, I 6347 335 360 SAVVIS Communications Corpora Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv Description 701 2313 8140 UUNET Technologies, Inc. 1221 1594 1316 Telstra Pty Ltd 7018 1002 7119 AT&T 3908 891 628 Supernet, Inc. 1 885 8714 BBN Planet 2551 782 655 ICG NetAhead, Inc 7046 775 1041 UUNET Technologies, Inc. 702 704 1735 UUNET Technologies, Inc. 1239 692 3234 Sprint 2914 506 2311 Verio, Inc. 690 505 78 Merit Network 209 492 2135 Qwest 4293 480 98 Cable & Wireless USA 2764 436 378 connect.com.au pty ltd 3301 432 918 TeliaNet Sweden 3561 427 2414 Cable & Wireless USA 703 420 368 UUNET Technologies, Inc. 2548 390 1000 Business Internet, Inc. 2149 389 312 Performance Systems, Inc. 15870 388 12 Global Center Frankfurt List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 6971 UNALLOCATED 64.42.0.0/18 2516 Kokusai Denshin Denw 6971 UNALLOCATED 64.42.0.0/17 2516 Kokusai Denshin Denw 6971 UNALLOCATED 64.42.40.0/21 2914 Verio, Inc. 6971 UNALLOCATED 64.42.48.0/21 2914 Verio, Inc. 6971 UNALLOCATED 64.42.60.0/22 2914 Verio, Inc. 6971 UNALLOCATED 64.42.72.0/21 2914 Verio, Inc. 6971 UNALLOCATED 64.42.108.0/22 2914 Verio, Inc. 6971 UNALLOCATED 64.42.112.0/20 2914 Verio, Inc. 6971 UNALLOCATED 64.87.64.0/19 2516 Kokusai Denshin Denw 2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp. 64842 PRIVATE 161.217.144.0/24 7046 UUNET Technologies, 64842 PRIVATE 161.217.145.0/24 7046 UUNET Technologies, 6971 UNALLOCATED 192.103.229.0/24 2516 Kokusai Denshin Denw 6971 UNALLOCATED 192.103.230.0/23 2516 Kokusai Denshin Denw 6971 UNALLOCATED 192.103.232.0/22 2516 Kokusai Denshin Denw 6971 UNALLOCATED 192.103.236.0/23 2516 Kokusai Denshin Denw 6971 UNALLOCATED 192.103.237.0/24 2516 Kokusai Denshin Denw 1877 UNALLOCATED 192.108.199.0/24 1755 Ebone Transit Core 65460 PRIVATE 192.231.11.0/24 7018 AT&T 6971 UNALLOCATED 199.249.223.0/24 2516 Kokusai Denshin Denw 6971 UNALLOCATED 206.58.248.0/22 2516 Kokusai Denshin Denw 6971 UNALLOCATED 206.58.248.0/21 2516 Kokusai Denshin Denw 6971 UNALLOCATED 206.58.252.0/23 2914 Verio, Inc. 6971 UNALLOCATED 206.58.254.0/23 2914 Verio, Inc. 5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies, 65515 PRIVATE 212.110.142.0/24 5593 CRIS-AS 6971 UNALLOCATED 216.105.192.0/20 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.121.224.0/19 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.174.192.0/21 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.174.192.0/18 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.174.200.0/23 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.174.202.0/23 2914 Verio, Inc. 6971 UNALLOCATED 216.174.204.0/22 2914 Verio, Inc. 6971 UNALLOCATED 216.174.208.0/20 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.174.232.0/21 2914 Verio, Inc. 6971 UNALLOCATED 216.174.240.0/22 2914 Verio, Inc. 6971 UNALLOCATED 216.210.128.0/18 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.210.128.0/17 2516 Kokusai Denshin Denw 6971 UNALLOCATED 216.229.96.0/20 2516 Kokusai Denshin Denw Advertised Unregistered Addresses --------------------------------- Network Origin AS Description 82.105.0.0/16 3269 TELECOM ITALIA 82.105.128.0/17 3269 TELECOM ITALIA 128.65.0.0/16 3463 ACES Research Inc 132.0.0.0/10 568 DISO-UNRRA 134.137.0.0/16 400 Headquarters Standard Systems 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 DISA NETWORK SERVICES 172.32.1.0/25 1221 Telstra Pty Ltd 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 /8:18 /9:5 /10:6 /11:11 /12:32 /13:83 /14:224 /15:374 /16:6936 /17:1210 /18:2293 /19:6828 /20:5586 /21:4619 /22:6843 /23:8638 /24:60633 /25:336 /26:385 /27:381 /28:385 /29:317 /30:314 /31:2 /32:93 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 701 1451 2313 UUNET Technologies, Inc. 1221 1445 1594 Telstra Pty Ltd 3908 744 891 Supernet, Inc. 2551 679 782 ICG NetAhead, Inc 7046 602 775 UUNET Technologies, Inc. 7018 509 1002 AT&T 690 502 505 Merit Network 4293 463 480 Cable & Wireless USA 702 455 704 UUNET Technologies, Inc. 1 417 885 BBN Planet 2764 389 436 connect.com.au pty ltd 15870 384 388 Global Center Frankfurt 1239 377 692 Sprint 18994 358 360 Global Crossing 703 350 420 UUNET Technologies, Inc. 209 342 492 Qwest 11371 309 322 Rhythms NetConnections 4323 297 346 Time Warner Communications, I 18993 287 291 Global Crossing 4151 284 325 USDA Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:1 9:1 12:395 13:10 15:1 17:6 20:1 24:672 26:1 32:32 38:7 43:5 44:2 53:2 55:1 57:12 61:65 62:138 63:1897 64:1321 65:576 66:417 80:32 128:43 129:108 130:19 131:44 132:12 133:1 134:171 135:9 136:22 137:127 138:204 139:46 140:141 141:161 142:63 143:41 144:143 145:11 146:146 147:136 148:212 149:95 150:46 151:212 152:424 153:31 154:25 155:77 156:82 157:115 158:73 159:65 160:42 161:60 162:72 163:160 164:122 165:91 166:185 167:140 168:120 169:34 170:276 171:2 192:5440 193:1920 194:2048 195:812 196:396 198:3758 199:3395 200:2382 201:1 202:2739 203:4580 204:3514 205:2376 206:2958 207:2737 208:3085 209:3119 210:525 211:126 212:792 213:460 214:9 215:13 216:3050 217:392 218:2 End of report
participants (1)
-
Routing Analysis