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 20:00 +10GMT Fri 15 Nov, 2002 Analysis Summary ---------------- BGP routing table entries examined: 117841 Prefixes after maximum aggregation: 75221 Unique aggregates announced to Internet: 56261 Total ASes present in the Internet Routing Table: 14084 Origin-only ASes present in the Internet Routing Table: 12200 Origin ASes announcing only one prefix: 5503 Transit ASes present in the Internet Routing Table: 1884 Transit-only ASes present in the Internet Routing Table: 64 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 23 Illegal AS announcements present in the Routing Table: 2 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 36 Number of addresses announced to Internet: 1182820221 Equivalent to 70 /8s, 128 /16s and 103 /24s Percentage of available address space announced: 31.9 Percentage of allocated address space announced: 58.5 Percentage of available address space allocated: 54.6 Total number of prefixes smaller than registry allocations: 49875 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 19177 Total APNIC prefixes after maximum aggregation: 11458 Prefixes being announced from the APNIC address blocks: 17691 Unique aggregates announced from the APNIC address blocks: 11192 APNIC Region origin ASes present in the Internet Routing Table: 1644 APNIC Region origin ASes announcing only one prefix: 523 APNIC Region transit ASes present in the Internet Routing Table: 286 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 12 Number of APNIC addresses announced to Internet: 100095936 Equivalent to 5 /8s, 247 /16s and 87 /24s Percentage of available APNIC address space announced: 65.8 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 61/8, 202/7, 210/7, 218/7 and 220/7 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 73738 Total ARIN prefixes after maximum aggregation: 46678 Prefixes being announced from the ARIN address blocks: 51463 Unique aggregates announced from the ARIN address blocks: 15658 ARIN Region origin ASes present in the Internet Routing Table: 7911 ARIN Region origin ASes announcing only one prefix: 2650 ARIN Region transit ASes present in the Internet Routing Table: 758 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 182747360 Equivalent to 10 /8s, 228 /16s and 128 /24s Percentage of available ARIN address space announced: 68.1 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 - 23551 25600 - 26591, 26624 - 27647 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 20027 Total RIPE prefixes after maximum aggregation: 14972 Prefixes being announced from the RIPE address blocks: 16706 Unique aggregates announced from the RIPE address blocks: 11056 RIPE Region origin ASes present in the Internet Routing Table: 4146 RIPE Region origin ASes announcing only one prefix: 2248 RIPE Region transit ASes present in the Internet Routing Table: 765 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 14 Number of RIPE addresses announced to Internet: 119554752 Equivalent to 7 /8s, 32 /16s and 66 /24s Percentage of available RIPE address space announced: 79.2 RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614 2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631 6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383 20480 - 21503, 24576 - 25599 RIPE Address Blocks 62/8, 80/7, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 4899 Total LACNIC prefixes after maximum aggregation: 2113 Prefixes being announced from the LACNIC address blocks: 4229 Unique aggregates announced from the LACNIC address blocks: 2724 LACNIC Region origin ASes present in the Internet Routing Table: 319 LACNIC Region origin ASes announcing only one prefix: 82 LACNIC Region transit ASes present in the Internet Routing Table: 66 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 11737600 Equivalent to 0 /8s, 179 /16s and 26 /24s Percentage of available LACNIC address space announced: 70.0 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1183 1185 859 Telstra Pty Ltd 703 393 365 309 UUNET 2907 351 1752 330 SINET Japan 2764 335 356 305 connect.com.au pty ltd 17557 308 22 118 Pakistan Telecom 7474 303 279 202 Optus Communications Pty Ltd 4134 297 2287 98 Data Communications Bureau 4755 241 131 65 Videsh Sanchar Nigam Ltd. Aut 4766 236 1807 152 Korea Internet Exchange for " 4814 234 79 15 China Telecom (Group) 17676 227 3554 29 XTAGE CORPORATION 9443 184 57 71 Primus Telecommunications 9583 171 33 10 Satyam Infoway Ltd., 4515 142 102 76 Star Internet Services Ltd. 9768 134 385 73 Korea Telecom 4716 130 724 124 TTnet 9800 125 191 18 CHINA UNICOM 7657 124 24 90 The Internet Group Limited 4621 121 11 67 UNINET-TH 4739 119 56 110 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1735 9055 1245 UUNET Technologies, Inc. 7018 1358 7153 941 AT&T 3908 1096 1652 509 Supernet, Inc. 1239 902 3171 658 Sprint 7843 745 375 279 Adelphia Corp. 852 709 1146 468 Telus Advanced Communications 1 659 8090 438 GENUITY 7046 591 858 288 UUNET Technologies, Inc. 209 578 2047 330 Qwest 19029 565 127 28 New Edge Networks 4323 523 455 166 Time Warner Communications, I 690 506 74 317 Merit Network 7066 488 204 256 Virginia Polytechnic Institut 6197 441 235 201 BellSouth Network Solutions, 705 440 134 200 UUNET Technologies, Inc. 3561 411 2265 355 Cable & Wireless USA 3549 408 744 294 Global Crossing 6198 405 176 198 BellSouth Network Solutions, 4355 402 313 118 EarthLink, Inc. 2548 401 1020 243 Business Internet, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 822 2334 688 UUNET - Commercial IP service 3301 380 1163 335 TeliaNet Sweden 3215 311 789 172 France Telecom Transpac 3320 244 1964 220 Deutsche Telekom AG 680 237 2150 234 DFN-IP service G-WiN 5515 210 783 175 Sonera Solution Autonomous Sy 1257 208 415 202 SWIPnet Swedish IP Network 5400 194 86 112 BT Ignite European Backbone 719 191 306 130 LANLINK autonomous system 786 176 1873 176 The JANET IP Service 2856 172 1304 134 BTnet UK Regional network 8708 163 41 149 Romania Data Systems S.A. 3303 143 517 142 Swisscom Ltd 20858 138 17 4 This AS will be used to conne 12302 123 18 30 MobiFon S.A. 3246 119 375 116 Song Networks 8220 115 169 107 COLT Internet - International 3269 111 752 63 TELECOM ITALIA 3233 106 10 8 RNC - Romanian Natioanal R&D 2874 99 85 39 Global One Services AB LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 268 114 58 ImpSat USA, Inc. 8151 210 331 111 UniNet S.A. de C.V. 7303 183 28 50 Telecom Argentina Stet-France 11172 168 88 34 Servicios Alestra S.A de C.V 6503 154 191 108 AVANTEL, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 16814 106 7 12 NSS, S.A. 10620 96 6 32 TVCABLE BOGOTA 11992 81 8 30 Integrated Systems 11340 78 2 29 Red Universitaria Nacional 15311 75 27 37 Telefonica Empresas 1916 73 409 40 Fundacao de Amparo a Pesquisa 6535 73 5 16 Chilesat Servicios Empresari 4270 71 18 10 Red de Interconexion Universi 6147 67 57 23 Telefonica Del Peru 4926 63 4 51 Telintar S.A. 7984 62 11 39 Global One Colombia 8065 60 6 15 Empresas Publicas de Medellin 15034 60 5 34 TIBA SA 7927 55 5 39 Global One Venezuela Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 3908 1096 587 Supernet, Inc. 19029 565 537 New Edge Networks 7843 745 466 Adelphia Corp. 7018 1358 417 AT&T 4323 523 357 Time Warner Communications, I 18566 354 348 Covad Communications 1221 1183 324 Telstra Pty Ltd 1580 322 309 ANOSCEUR 7046 591 303 UUNET Technologies, Inc. 4151 343 287 USDA 4355 402 284 EarthLink, Inc. 6347 359 284 SAVVIS Communications Corpora 22927 284 264 TELEFONICA DE ARGENTINA 209 578 248 Qwest 1239 902 244 Sprint 852 709 241 Telus Advanced Communications 6197 441 240 BellSouth Network Solutions, 705 440 240 UUNET Technologies, Inc. 376 338 234 Reseau Interordinateurs Scien 7066 488 232 Virginia Polytechnic Institut List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p 5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies, Advertised Unregistered Addresses --------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 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 GENUITY 156.108.0.0/16 14041 Colorado State University / A 158.0.0.0/13 568 DISO-UNRRA 164.233.0.0/16 6020 DISA NETWORK SERVICES 164.236.0.0/16 568 DISO-UNRRA 192.31.242.0/24 771 NASA Ames Research Center 192.44.0.0/19 702 UUNET - Commercial IP service 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 192.91.198.0/24 2568 CTS Network Services 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.136.86.0/24 719 LANLINK autonomous system 192.136.87.0/24 719 LANLINK autonomous system 192.136.88.0/24 719 LANLINK autonomous system 192.136.136.0/24 7046 UUNET Technologies, Inc. 192.136.136.0/22 568 DISO-UNRRA 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.140.0.0/16 5511 France Telecom 192.153.136.0/21 568 DISO-UNRRA 192.156.0.0/19 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 192.208.29.0/24 3908 Supernet, Inc. 192.208.30.0/23 3908 Supernet, Inc. 192.243.36.0/23 2044 AUSNet, Inc. Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:17 /9:3 /10:8 /11:11 /12:46 /13:90 /14:236 /15:433 /16:7313 /17:1534 /18:2747 /19:7917 /20:7545 /21:5363 /22:8273 /23:9972 /24:65384 /25:167 /26:194 /27:110 /28:103 /29:69 /30:224 /31:19 /32:63 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 645 1096 Supernet, Inc. 7843 553 745 Adelphia Corp. 19029 531 565 New Edge Networks 702 497 822 UUNET - Commercial IP service 701 496 1735 UUNET Technologies, Inc. 690 454 506 Merit Network 7018 437 1358 AT&T 7066 387 488 Virginia Polytechnic Institut 18566 349 354 Covad Communications 6197 332 441 BellSouth Network Solutions, 6198 321 405 BellSouth Network Solutions, 1580 308 322 ANOSCEUR 1239 292 902 Sprint 7046 283 591 UUNET Technologies, Inc. 209 264 578 Qwest 3215 236 311 France Telecom Transpac 22927 234 284 TELEFONICA DE ARGENTINA 11492 232 237 Cable One 3301 225 380 TeliaNet Sweden 4355 223 402 EarthLink, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:5 8:1 12:592 13:10 15:4 17:3 20:5 24:872 25:1 32:57 38:27 40:12 44:1 55:1 57:16 61:382 62:384 63:1892 64:1386 65:1707 66:1205 67:135 68:207 69:20 80:309 81:77 128:113 129:111 130:19 131:66 132:9 133:2 134:142 135:7 136:494 137:109 138:215 139:76 140:154 141:92 142:87 143:44 144:149 145:18 146:255 147:254 148:254 149:78 150:43 151:87 152:282 153:36 154:8 155:104 156:105 157:75 158:98 159:150 160:22 161:74 162:131 163:87 164:255 165:135 166:93 167:296 168:381 169:56 170:243 171:6 192:5421 193:2383 194:1994 195:863 196:454 198:3602 199:3061 200:2585 202:3489 203:4834 204:3279 205:2113 206:2366 207:2450 208:2585 209:2839 210:628 211:282 212:882 213:776 214:12 215:21 216:3056 217:511 218:65 219:7 End of report
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Routing Table Analysis