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 08 Nov, 2002 Analysis Summary ---------------- BGP routing table entries examined: 117475 Prefixes after maximum aggregation: 75129 Unique aggregates announced to Internet: 56268 Total ASes present in the Internet Routing Table: 14029 Origin-only ASes present in the Internet Routing Table: 12150 Origin ASes announcing only one prefix: 5470 Transit ASes present in the Internet Routing Table: 1879 Transit-only ASes present in the Internet Routing Table: 62 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: 7 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 35 Number of addresses announced to Internet: 1182646652 Equivalent to 70 /8s, 125 /16s and 193 /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: 49536 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 19149 Total APNIC prefixes after maximum aggregation: 11435 Prefixes being announced from the APNIC address blocks: 17688 Unique aggregates announced from the APNIC address blocks: 11164 APNIC Region origin ASes present in the Internet Routing Table: 1638 APNIC Region origin ASes announcing only one prefix: 522 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: 100198336 Equivalent to 5 /8s, 248 /16s and 231 /24s Percentage of available APNIC address space announced: 65.9 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: 73464 Total ARIN prefixes after maximum aggregation: 46604 Prefixes being announced from the ARIN address blocks: 51373 Unique aggregates announced from the ARIN address blocks: 15607 ARIN Region origin ASes present in the Internet Routing Table: 7884 ARIN Region origin ASes announcing only one prefix: 2624 ARIN Region transit ASes present in the Internet Routing Table: 751 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 182633696 Equivalent to 10 /8s, 226 /16s and 196 /24s Percentage of available ARIN address space announced: 68.0 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: 19972 Total RIPE prefixes after maximum aggregation: 14993 Prefixes being announced from the RIPE address blocks: 16631 Unique aggregates announced from the RIPE address blocks: 11170 RIPE Region origin ASes present in the Internet Routing Table: 4130 RIPE Region origin ASes announcing only one prefix: 2242 RIPE Region transit ASes present in the Internet Routing Table: 763 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 16 Number of RIPE addresses announced to Internet: 119174080 Equivalent to 7 /8s, 26 /16s and 115 /24s Percentage of available RIPE address space announced: 78.9 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: 4884 Total LACNIC prefixes after maximum aggregation: 2097 Prefixes being announced from the LACNIC address blocks: 4225 Unique aggregates announced from the LACNIC address blocks: 2688 LACNIC Region origin ASes present in the Internet Routing Table: 318 LACNIC Region origin ASes announcing only one prefix: 82 LACNIC Region transit ASes present in the Internet Routing Table: 69 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 11713024 Equivalent to 0 /8s, 178 /16s and 186 /24s Percentage of available LACNIC address space announced: 69.8 LACNIC AS Blocks 26592 - 26623 LACNIC Address Blocks 200/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1187 1168 862 Telstra Pty Ltd 703 392 365 311 UUNET 2907 351 1752 331 SINET Japan 2764 336 356 308 connect.com.au pty ltd 17557 317 23 121 Pakistan Telecom 7474 298 279 197 Optus Communications Pty Ltd 4134 296 2287 98 Data Communications Bureau 4755 276 138 74 Videsh Sanchar Nigam Ltd. Aut 4766 250 1808 158 Korea Internet Exchange for " 4814 233 79 15 China Telecom (Group) 17676 227 3554 29 XTAGE CORPORATION 9443 183 57 71 Primus Telecommunications 9583 164 32 6 Satyam Infoway Ltd., 4515 139 102 77 Star Internet Services Ltd. 9768 135 385 74 Korea Telecom 4716 129 722 123 TTnet 7657 123 24 89 The Internet Group Limited 9800 122 188 24 CHINA UNICOM 4739 118 56 109 Commerical Internet eXchange 4621 117 11 66 UNINET-TH ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1757 9121 1243 UUNET Technologies, Inc. 7018 1338 7160 934 AT&T 3908 1095 1668 511 Supernet, Inc. 1239 894 3166 660 Sprint 7843 788 374 319 Adelphia Corp. 852 693 1147 467 Telus Advanced Communications 1 664 8106 439 GENUITY 19029 649 127 28 New Edge Networks 209 630 2032 328 Qwest 7046 588 860 290 UUNET Technologies, Inc. 690 513 75 322 Merit Network 4323 513 435 174 Time Warner Communications, I 7066 485 204 256 Virginia Polytechnic Institut 705 442 134 202 UUNET Technologies, Inc. 6197 436 233 200 BellSouth Network Solutions, 2548 410 1116 249 Business Internet, Inc. 3549 409 728 293 Global Crossing 6198 405 176 198 BellSouth Network Solutions, 4355 398 311 116 EarthLink, Inc. 3561 392 2266 341 Cable & Wireless USA RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 827 2366 694 UUNET - Commercial IP service 3301 379 1164 336 TeliaNet Sweden 3215 311 805 173 France Telecom Transpac 3320 246 1964 222 Deutsche Telekom AG 680 238 2151 234 DFN-IP service G-WiN 5515 210 783 175 Sonera Solution Autonomous Sy 1257 207 415 202 SWIPnet Swedish IP Network 5400 196 86 114 BT Ignite European Backbone 719 192 307 131 LANLINK autonomous system 786 176 1873 176 The JANET IP Service 2856 170 1303 132 BTnet UK Regional network 8708 162 41 148 Romania Data Systems S.A. 3303 143 517 142 Swisscom Ltd 20858 136 9 33 This AS will be used to conne 12302 123 18 30 MobiFon S.A. 3246 119 375 116 Song Networks 8220 114 169 106 COLT Internet - International 3269 110 752 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 253 114 58 ImpSat USA, Inc. 8151 213 347 112 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 153 175 109 AVANTEL, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 16814 106 7 12 NSS, S.A. 10620 99 6 30 TVCABLE BOGOTA 11992 81 8 30 Integrated Systems 11340 78 2 29 Red Universitaria Nacional 15311 77 27 33 Telefonica Empresas 1916 74 425 41 Fundacao de Amparo a Pesquisa 4270 71 18 10 Red de Interconexion Universi 6535 71 4 15 Chilesat Servicios Empresari 7984 64 27 41 Global One Colombia 4926 63 4 51 Telintar S.A. 2277 62 16 3 ECUANET - CORPORACION ECUATOR 8065 61 6 16 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 19029 649 621 New Edge Networks 3908 1095 584 Supernet, Inc. 7843 788 469 Adelphia Corp. 7018 1338 404 AT&T 4323 513 339 Time Warner Communications, I 18566 341 337 Covad Communications 1221 1187 325 Telstra Pty Ltd 4151 337 321 USDA 1580 321 308 ANOSCEUR 209 630 302 Qwest 7046 588 298 UUNET Technologies, Inc. 6347 359 284 SAVVIS Communications Corpora 4355 398 282 EarthLink, Inc. 705 442 240 UUNET Technologies, Inc. 376 343 240 Reseau Interordinateurs Scien 6197 436 236 BellSouth Network Solutions, 1239 894 234 Sprint 7066 485 229 Virginia Polytechnic Institut 852 693 226 Telus Advanced Communications 1 664 225 GENUITY List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65025 PRIVATE 81.26.65.0/24 11042 Orion Network System 65010 PRIVATE 168.167.21.0/24 11042 Orion Network System 65501 PRIVATE 200.73.24.0/24 18747 IFX Communication Ve 65501 PRIVATE 200.73.26.0/24 18747 IFX Communication Ve 65501 PRIVATE 200.73.27.0/24 18747 IFX Communication Ve 65501 PRIVATE 200.73.28.0/24 18747 IFX Communication Ve 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 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 /9:5 /10:8 /11:12 /12:46 /13:90 /14:239 /15:430 /16:7308 /17:1533 /18:2725 /19:7888 /20:7517 /21:5356 /22:8219 /23:9933 /24:65078 /25:186 /26:221 /27:129 /28:128 /29:103 /30:229 /31:19 /32:56 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 641 1095 Supernet, Inc. 19029 615 649 New Edge Networks 7843 601 788 Adelphia Corp. 702 498 827 UUNET - Commercial IP service 701 488 1757 UUNET Technologies, Inc. 690 461 513 Merit Network 7018 431 1338 AT&T 7066 384 485 Virginia Polytechnic Institut 18566 336 341 Covad Communications 6197 329 436 BellSouth Network Solutions, 6198 321 405 BellSouth Network Solutions, 209 318 630 Qwest 1580 307 321 ANOSCEUR 1239 282 894 Sprint 7046 278 588 UUNET Technologies, Inc. 3215 235 311 France Telecom Transpac 11492 228 233 Cable One 3301 225 379 TeliaNet Sweden 4355 222 398 EarthLink, Inc. 11537 220 226 University Corporation for Ad Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:5 8:1 12:581 13:10 15:4 17:2 20:5 24:912 25:1 32:47 38:26 40:13 44:1 55:1 57:15 61:374 62:386 63:1903 64:1383 65:1653 66:1213 67:125 68:200 69:19 80:294 81:69 128:127 129:109 130:21 131:64 132:9 133:2 134:143 135:7 136:412 137:108 138:216 139:76 140:154 141:87 142:86 143:46 144:149 145:18 146:254 147:250 148:255 149:77 150:41 151:87 152:286 153:36 154:8 155:103 156:104 157:104 158:89 159:149 160:20 161:74 162:131 163:89 164:253 165:138 166:93 167:305 168:294 169:59 170:243 171:6 192:5418 193:2377 194:1985 195:848 196:439 198:3609 199:3084 200:2580 202:3512 203:4861 204:3282 205:2103 206:2365 207:2446 208:2557 209:2791 210:611 211:284 212:888 213:782 214:11 215:20 216:3041 217:501 218:51 219:7 End of report