- routing-wg - mailman.ripe.net

APNIC new block of addresses
by leo vegoda 14 Feb '03

14 Feb '03

FYI -- leo vegoda RIPE NCC Registration Services

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The Cidr Report
by cidr-report＠potaroo.net 14 Feb '03

14 Feb '03

This report has been generated at Fri Feb 14 00:46:03 2003 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 07-02-03 118526 85124 08-02-03 118568 85173 09-02-03 118579 85149 10-02-03 118627 85137 11-02-03 118637 85198 12-02-03 118760 85310 13-02-03 118989 85108 14-02-03 119071 85326 AS Summary 14555 Number of ASes in routing system 5721 Number of ASes announcing only one prefix 1571 Largest number of prefixes announced by an AS AS701 : ALTERNET-AS UUNET Technologies, Inc. 73048064 Largest address span announced by an AS (/32s) AS568 : SUMNET-AS DISO-UNRRA Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 14Feb03 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 119071 85433 33638 28.3% All ASes AS3908 1056 565 491 46.5% SUPERNETASBLK SuperNet, Inc. AS18566 474 7 467 98.5% COVAD Covad Communications AS4151 523 102 421 80.5% USDA-1 USDA AS701 1571 1161 410 26.1% ALTERNET-AS UUNET Technologies, Inc. AS7018 1425 1033 392 27.5% ATT-INTERNET4 AT&T WorldNet Services AS4323 528 169 359 68.0% TW-COMM Time Warner Communications, Inc. AS7843 569 240 329 57.8% ADELPHIA-AS Adelphia Corp. AS6197 476 157 319 67.0% BATI-ATL BellSouth Network Solutions, Inc AS1221 1130 824 306 27.1% ASN-TELSTRA Telstra Pty Ltd AS7046 566 274 292 51.6% UUNET-CUSTOMER UUNET Technologies, Inc. AS4355 405 119 286 70.6% ERMS-EARTHLNK EARTHLINK, INC AS1239 958 674 284 29.6% SPRINTLINK Sprint AS6347 368 85 283 76.9% DIAMOND SAVVIS Communications Corporation AS22927 295 14 281 95.3% AR-TEAR2-LACNIC TELEFONICA DE ARGENTINA AS705 446 196 250 56.1% ASN-ALTERNET UUNET Technologies, Inc. AS4814 261 15 246 94.3% CHINANET-BEIJING-AP China Telecom (Group) AS1 663 435 228 34.4% GNTY-1 Genuity AS6198 434 220 214 49.3% BATI-MIA BellSouth Network Solutions, Inc AS22291 242 32 210 86.8% CHARTER-LA Charter Communications AS17676 224 24 200 89.3% GIGAINFRA XTAGE CORPORATION AS690 498 308 190 38.2% MERIT-AS-27 Merit Network Inc. AS4134 306 119 187 61.1% ERX-CHINALINK Data Communications Bureau AS209 523 337 186 35.6% ASN-QWEST Qwest AS2386 439 259 180 41.0% INS-AS AT&T Data Communications Services AS2048 260 87 173 66.5% LANET-1 State of Louisiana AS852 606 446 160 26.4% ASN852 Telus Advanced Communications AS17557 339 188 151 44.5% PKTELECOM-AS-AP Pakistan Telecom AS22773 177 27 150 84.7% CCINET-2 Cox Communications Inc. Atlanta AS6140 285 136 149 52.3% IMPSAT-USA ImpSat AS6327 186 40 146 78.5% SHAWFIBER Shaw Fiberlink Limited Total 16233 8293 7940 48.9% Top 30 total Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)lists.apnic.net routing-wg(a)ripe.net afnog(a)afnog.org

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Weekly Routing Table Report
by Routing Table Analysis 14 Feb '03

14 Feb '03

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(a)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(a)cisco.com>. Routing Table Report 20:00 +10GMT Fri 14 Feb, 2003 Analysis Summary ---------------- BGP routing table entries examined: 121004 Prefixes after maximum aggregation: 77156 Unique aggregates announced to Internet: 58398 Total ASes present in the Internet Routing Table: 14617 Origin-only ASes present in the Internet Routing Table: 12687 Origin ASes announcing only one prefix: 5724 Transit ASes present in the Internet Routing Table: 1930 Transit-only ASes present in the Internet Routing Table: 67 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: 13 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 22 Number of addresses announced to Internet: 1194127693 Equivalent to 71 /8s, 44 /16s and 241 /24s Percentage of available address space announced: 32.2 Percentage of allocated address space announced: 58.1 Percentage of available address space allocated: 55.5 Total number of prefixes smaller than registry allocations: 56285 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 20422 Total APNIC prefixes after maximum aggregation: 12035 Prefixes being announced from the APNIC address blocks: 18925 Unique aggregates announced from the APNIC address blocks: 11584 APNIC Region origin ASes present in the Internet Routing Table: 1726 APNIC Region origin ASes announcing only one prefix: 517 APNIC Region transit ASes present in the Internet Routing Table: 294 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 14 Number of APNIC addresses announced to Internet: 105928352 Equivalent to 6 /8s, 80 /16s and 86 /24s Percentage of available APNIC address space announced: 56.2 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 220/6 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 74448 Total ARIN prefixes after maximum aggregation: 47522 Prefixes being announced from the ARIN address blocks: 52808 Unique aggregates announced from the ARIN address blocks: 16484 ARIN Region origin ASes present in the Internet Routing Table: 8142 ARIN Region origin ASes announcing only one prefix: 2750 ARIN Region transit ASes present in the Internet Routing Table: 767 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 187000768 Equivalent to 11 /8s, 37 /16s and 103 /24s Percentage of available ARIN address space announced: 69.7 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: 20846 Total RIPE prefixes after maximum aggregation: 15398 Prefixes being announced from the RIPE address blocks: 17471 Unique aggregates announced from the RIPE address blocks: 11644 RIPE Region origin ASes present in the Internet Routing Table: 4357 RIPE Region origin ASes announcing only one prefix: 2374 RIPE Region transit ASes present in the Internet Routing Table: 785 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 17 Number of RIPE addresses announced to Internet: 123889088 Equivalent to 7 /8s, 98 /16s and 101 /24s Percentage of available RIPE address space announced: 73.8 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, 28672 - 29695 RIPE Address Blocks 62/8, 80/7, 82/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5276 Total LACNIC prefixes after maximum aggregation: 2201 Prefixes being announced from the LACNIC address blocks: 4609 Unique aggregates announced from the LACNIC address blocks: 2980 LACNIC Region origin ASes present in the Internet Routing Table: 329 LACNIC Region origin ASes announcing only one prefix: 83 LACNIC Region transit ASes present in the Internet Routing Table: 68 Average LACNIC Region AS path length visible: 5.7 Max LACNIC Region AS path length visible: 10 Number of LACNIC addresses announced to Internet: 12020224 Equivalent to 0 /8s, 183 /16s and 106 /24s Percentage of available LACNIC address space announced: 71.6 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 1118 1166 815 Telstra Pty Ltd 703 412 368 322 UUNET 2907 393 1993 370 SINET Japan 17557 339 24 130 Pakistan Telecom 2764 329 340 296 connect.com.au pty ltd 4134 306 2661 102 Data Communications Bureau 7474 303 276 210 Optus Communications Pty Ltd 4814 261 79 15 China Telecom (Group) 3786 242 775 208 DACOM Corporation 4755 233 117 73 Videsh Sanchar Nigam Ltd. Aut 17676 226 3509 24 XTAGE CORPORATION 9583 215 33 13 Satyam Infoway Ltd., 4766 203 2071 150 Korea Internet Exchange for " 9443 185 57 76 Primus Telecommunications 9800 167 205 41 CHINA UNICOM 4765 148 9 14 World Net & Services Co., Ltd 9238 131 8 18 TATA ISP 4716 129 737 123 TTnet 9768 128 384 64 Korea Telecom 4739 125 57 114 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1577 8932 1163 UUNET Technologies, Inc. 7018 1423 7110 965 AT&T 3908 1215 1605 482 Supernet, Inc. 1239 961 3150 675 Sprint 1 668 8093 433 GENUITY 852 607 1107 446 Telus Advanced Communications 7843 571 401 213 Adelphia Corp. 7046 566 827 243 UUNET Technologies, Inc. 209 529 2108 333 Qwest 4323 529 472 168 Time Warner Communications, I 4151 523 691 59 USDA 690 498 73 308 Merit Network 7066 491 204 254 Virginia Polytechnic Institut 6197 476 555 113 BellSouth Network Solutions, 18566 476 114 7 Covad Communications 3561 466 2322 329 Cable & Wireless USA 705 446 166 195 UUNET Technologies, Inc. 2386 437 470 228 AT&T Data Communications Serv 6198 432 193 199 BellSouth Network Solutions, 4355 396 308 112 EarthLink, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 796 2282 660 UUNET - Commercial IP service 3301 313 1141 301 TeliaNet Sweden 3215 311 818 172 France Telecom Transpac 3320 264 1996 227 Deutsche Telekom AG 680 232 2054 229 DFN-IP service G-WiN 1257 214 385 198 SWIPnet Swedish IP Network 5515 208 783 172 Sonera Solution Autonomous Sy 719 202 306 129 LANLINK autonomous system 786 179 1874 179 The JANET IP Service 5400 158 69 95 BT Ignite European Backbone 8708 150 42 148 Romania Data Systems S.A. 20858 147 17 3 This AS will be used to conne 3303 144 517 143 Swisscom Ltd 8220 123 174 114 COLT Internet - International 12302 123 18 30 MobiFon S.A. 2856 121 1299 111 BTnet UK Regional network 3269 111 751 61 TELECOM ITALIA 3233 108 11 12 RNC - Romanian Natioanal R&D 3246 105 358 102 Song Networks 5511 101 177 80 France Telecom LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 285 98 104 ImpSat 7303 232 36 49 Telecom Argentina Stet-France 8151 209 332 115 UniNet S.A. de C.V. 11172 161 82 33 Servicios Alestra S.A de C.V 6503 156 191 109 AVANTEL, S.A. 16814 140 9 14 NSS, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 10620 107 7 31 TVCABLE BOGOTA 11340 101 2 35 Red Universitaria Nacional 6147 84 62 21 Telefonica Del Peru 1916 73 306 44 Fundacao de Amparo a Pesquisa 6535 71 4 22 Chilesat Servicios Empresari 15311 71 27 36 Telefonica Empresas 4270 69 18 10 Red de Interconexion Universi 8065 69 6 15 Empresas Publicas de Medellin 11992 69 7 30 Integrated Systems 7080 64 4 1 Electronica y Comunicaciones 7984 61 11 40 Global One Colombia 11830 60 4 21 Instituto Costarricense de El 15034 60 5 31 TIBA SA Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 3908 1215 733 Supernet, Inc. 18566 476 469 Covad Communications 4151 523 464 USDA 7018 1423 458 AT&T 6197 476 363 BellSouth Network Solutions, 4323 529 361 Time Warner Communications, I 7843 571 358 Adelphia Corp. 7046 566 323 UUNET Technologies, Inc. 1221 1118 303 Telstra Pty Ltd 11492 304 303 Cable One 6347 369 290 SAVVIS Communications Corpora 1239 961 286 Sprint 4355 396 284 EarthLink, Inc. 22927 295 281 TELEFONICA DE ARGENTINA 705 446 251 UUNET Technologies, Inc. 4814 261 246 China Telecom (Group) 7066 491 237 Virginia Polytechnic Institut 1 668 235 GENUITY 6198 432 233 BellSouth Network Solutions, 376 339 225 Reseau Interordinateurs Scien List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 64520 PRIVATE 158.15.0.0/16 721 DLA Systems Automati 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p 64521 PRIVATE 198.189.23.0/24 2151 California State Uni 64521 PRIVATE 198.189.24.0/24 2151 California State Uni 64524 PRIVATE 198.189.134.0/24 2151 California State Uni 64524 PRIVATE 198.189.135.0/24 2151 California State Uni 64524 PRIVATE 198.189.136.0/24 2151 California State Uni 64524 PRIVATE 198.189.137.0/24 2151 California State Uni 64524 PRIVATE 198.189.138.0/24 2151 California State Uni 64521 PRIVATE 198.189.158.0/24 2151 California State Uni 64521 PRIVATE 198.189.235.0/24 2151 California State Uni 64521 PRIVATE 198.189.236.0/24 2151 California State Uni 65000 PRIVATE 210.90.54.0/25 9768 Korea Telecom Advertised Unregistered Addresses --------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 135.0.0.0/13 10455 Lucent Technologies 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 DISO-UNRRA 192.31.242.0/24 771 NASA Ames Research Center 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.119.135.0/24 270 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 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.153.136.0/21 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 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 /11:12 /12:44 /13:93 /14:240 /15:446 /16:7336 /17:1577 /18:2864 /19:8111 /20:8010 /21:5732 /22:8721 /23:10433 /24:66633 /25:170 /26:170 /27:94 /28:83 /29:58 /30:102 /31:2 /32:45 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 792 1215 Supernet, Inc. 7018 523 1423 AT&T 702 492 796 UUNET - Commercial IP service 18566 471 476 Covad Communications 690 447 498 Merit Network 701 424 1577 UUNET Technologies, Inc. 7066 390 491 Virginia Polytechnic Institut 1239 355 961 Sprint 6197 352 476 BellSouth Network Solutions, 7843 341 571 Adelphia Corp. 6198 340 432 BellSouth Network Solutions, 11492 303 304 Cable One 22927 294 295 TELEFONICA DE ARGENTINA 6140 273 285 ImpSat 7046 266 566 UUNET Technologies, Inc. 20115 240 363 Charter Communications 2386 237 437 AT&T Data Communications Serv 3215 237 311 France Telecom Transpac 7303 231 232 Telecom Argentina Stet-France 209 227 529 Qwest Number of /24s announced per /8 block (Global) ---------------------------------------------- 12:643 13:1 15:4 17:2 20:9 24:795 25:1 32:82 34:1 38:41 40:19 44:2 55:1 57:15 61:476 62:496 63:1907 64:1383 65:1854 66:1407 67:214 68:276 69:47 80:317 81:87 128:143 129:178 130:40 131:73 132:11 133:2 134:144 135:4 136:194 137:116 138:103 139:70 140:130 141:109 142:93 143:44 144:103 145:17 146:262 147:84 148:266 149:74 150:42 151:96 152:252 153:44 154:3 155:105 156:42 157:41 158:122 159:138 160:33 161:54 162:134 163:89 164:264 165:140 166:81 167:306 168:392 169:57 170:298 171:8 192:5327 193:2421 194:2002 195:943 196:456 198:3604 199:3211 200:2839 202:3637 203:5071 204:3018 205:2051 206:2403 207:2402 208:2688 209:2767 210:729 211:318 212:954 213:720 214:21 215:22 216:3220 217:586 218:79 219:14 220:49 End of report

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New Document Available: RIPE-268
by RIPE NCC Document Announcement Service 13 Feb '03

13 Feb '03

New RIPE Documents Announcement -------------------------------------- A new document is available from the RIPE document store. Ref: ripe-268 Title: Distributing K-Root Service by Anycast Routing of 193.0.14.129 Author: Daniel Karrenburg Date: 13 February 2003 Format: PS=26610 TXT=12804 Obsoletes: Obsoleted by: Updates: Updated by: Short content description ------------------------- This document proposes to distribute the DNS service provided by k.root-servers.net across multiple locations in the Internet topology. It discusses the motivation for and the principles of implementation. A first inventory of detailed issues is provided in an appendix. Accessing the RIPE document store --------------------------------- You can access the RIPE document in HTML format via our website at the following URL:. http://www.ripe.net/ripe/docs/ripe-268.html The RIPE Document Store is also available via anonymous FTP to ftp.ripe.net, in the directory ripe/docs. The URLs for the new document on the FTP-server are: ftp://ftp.ripe.net/ripe/docs/ripe-268.ps PostScript version ftp://ftp.ripe.net/ripe/docs/ripe-268.txt plain text version

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The Cidr Report
by cidr-report＠potaroo.net 07 Feb '03

07 Feb '03

This report has been generated at Fri Feb 7 21:46:10 2003 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 31-01-03 118463 85095 01-02-03 118556 85054 02-02-03 118567 85128 03-02-03 118587 85148 04-02-03 118588 85028 05-02-03 118502 85128 06-02-03 118561 85108 07-02-03 118526 85124 AS Summary 14519 Number of ASes in routing system 5722 Number of ASes announcing only one prefix 1584 Largest number of prefixes announced by an AS AS701 : ALTERNET-AS UUNET Technologies, Inc. 72916992 Largest address span announced by an AS (/32s) AS568 : SUMNET-AS DISO-UNRRA Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 07Feb03 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 118612 85169 33443 28.2% All ASes AS3908 1058 579 479 45.3% SUPERNETASBLK SuperNet, Inc. AS18566 457 7 450 98.5% COVAD Covad Communications AS701 1584 1171 413 26.1% ALTERNET-AS UUNET Technologies, Inc. AS7018 1433 1041 392 27.4% ATT-INTERNET4 AT&T WorldNet Services AS4323 528 170 358 67.8% TW-COMM Time Warner Communications, Inc. AS6197 472 154 318 67.4% BATI-ATL BellSouth Network Solutions, Inc AS7843 568 253 315 55.5% ADELPHIA-AS Adelphia Corp. AS1221 1133 829 304 26.8% ASN-TELSTRA Telstra Pty Ltd AS1239 964 678 286 29.7% SPRINTLINK Sprint AS7046 563 280 283 50.3% UUNET-CUSTOMER UUNET Technologies, Inc. AS6347 367 85 282 76.8% DIAMOND SAVVIS Communications Corporation AS22927 295 14 281 95.3% AR-TEAR2-LACNIC TELEFONICA DE ARGENTINA AS4355 396 120 276 69.7% ERMS-EARTHLNK EARTHLINK, INC AS4151 345 71 274 79.4% USDA-1 USDA AS705 437 189 248 56.8% ASN-ALTERNET UUNET Technologies, Inc. AS4814 261 15 246 94.3% CHINANET-BEIJING-AP China Telecom (Group) AS852 680 444 236 34.7% ASN852 Telus Advanced Communications AS6198 432 201 231 53.5% BATI-MIA BellSouth Network Solutions, Inc AS1 665 435 230 34.6% GNTY-1 Genuity AS22291 238 31 207 87.0% CHARTER-LA Charter Communications AS17676 222 26 196 88.3% GIGAINFRA XTAGE CORPORATION AS209 532 341 191 35.9% ASN-QWEST Qwest AS690 498 308 190 38.2% MERIT-AS-27 Merit Network Inc. AS4134 301 117 184 61.1% ERX-CHINALINK Data Communications Bureau AS2386 437 263 174 39.8% INS-AS AT&T Data Communications Services AS2048 259 87 172 66.4% LANET-1 State of Louisiana AS17557 336 186 150 44.6% PKTELECOM-AS-AP Pakistan Telecom AS6140 284 135 149 52.5% IMPSAT-USA ImpSat AS6327 186 40 146 78.5% SHAWFIBER Shaw Fiberlink Limited AS11492 307 164 143 46.6% CABLEONE CABLE ONE Total 16238 8434 7804 48.1% Top 30 total Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)lists.apnic.net routing-wg(a)ripe.net afnog(a)afnog.org

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Weekly Routing Table Report
by Routing Table Analysis 07 Feb '03

07 Feb '03

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(a)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(a)cisco.com>. Routing Table Report 20:00 +10GMT Fri 07 Feb, 2003 Analysis Summary ---------------- BGP routing table entries examined: 120515 Prefixes after maximum aggregation: 76991 Unique aggregates announced to Internet: 58099 Total ASes present in the Internet Routing Table: 14573 Origin-only ASes present in the Internet Routing Table: 12648 Origin ASes announcing only one prefix: 5720 Transit ASes present in the Internet Routing Table: 1925 Transit-only ASes present in the Internet Routing Table: 66 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 17 Illegal AS announcements present in the Routing Table: 12 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 22 Number of addresses announced to Internet: 1192008781 Equivalent to 71 /8s, 12 /16s and 156 /24s Percentage of available address space announced: 32.2 Percentage of allocated address space announced: 58.4 Percentage of available address space allocated: 55.0 Total number of prefixes smaller than registry allocations: 56029 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 20318 Total APNIC prefixes after maximum aggregation: 11996 Prefixes being announced from the APNIC address blocks: 18835 Unique aggregates announced from the APNIC address blocks: 11533 APNIC Region origin ASes present in the Internet Routing Table: 1729 APNIC Region origin ASes announcing only one prefix: 525 APNIC Region transit ASes present in the Internet Routing Table: 295 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 14 Number of APNIC addresses announced to Internet: 105059232 Equivalent to 6 /8s, 67 /16s and 19 /24s Percentage of available APNIC address space announced: 69.1 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: 74212 Total ARIN prefixes after maximum aggregation: 47457 Prefixes being announced from the ARIN address blocks: 52586 Unique aggregates announced from the ARIN address blocks: 16200 ARIN Region origin ASes present in the Internet Routing Table: 8120 ARIN Region origin ASes announcing only one prefix: 2741 ARIN Region transit ASes present in the Internet Routing Table: 766 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 186593984 Equivalent to 11 /8s, 31 /16s and 50 /24s Percentage of available ARIN address space announced: 69.5 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: 20729 Total RIPE prefixes after maximum aggregation: 15341 Prefixes being announced from the RIPE address blocks: 17370 Unique aggregates announced from the RIPE address blocks: 11605 RIPE Region origin ASes present in the Internet Routing Table: 4331 RIPE Region origin ASes announcing only one prefix: 2369 RIPE Region transit ASes present in the Internet Routing Table: 784 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 17 Number of RIPE addresses announced to Internet: 123149248 Equivalent to 7 /8s, 87 /16s and 27 /24s Percentage of available RIPE address space announced: 73.4 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, 28672 - 29695 RIPE Address Blocks 62/8, 80/7, 82/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5246 Total LACNIC prefixes after maximum aggregation: 2197 Prefixes being announced from the LACNIC address blocks: 4596 Unique aggregates announced from the LACNIC address blocks: 2990 LACNIC Region origin ASes present in the Internet Routing Table: 329 LACNIC Region origin ASes announcing only one prefix: 85 LACNIC Region transit ASes present in the Internet Routing Table: 68 Average LACNIC Region AS path length visible: 5.8 Max LACNIC Region AS path length visible: 10 Number of LACNIC addresses announced to Internet: 11979776 Equivalent to 0 /8s, 182 /16s and 204 /24s Percentage of available LACNIC address space announced: 71.4 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 1126 1183 822 Telstra Pty Ltd 703 409 368 320 UUNET 2907 388 1975 367 SINET Japan 17557 336 24 133 Pakistan Telecom 2764 331 340 300 connect.com.au pty ltd 7474 302 276 210 Optus Communications Pty Ltd 4134 301 2525 100 Data Communications Bureau 4814 261 79 15 China Telecom (Group) 4755 249 134 76 Videsh Sanchar Nigam Ltd. Aut 3786 241 775 207 DACOM Corporation 17676 223 3461 25 XTAGE CORPORATION 9583 213 33 13 Satyam Infoway Ltd., 4766 199 2071 148 Korea Internet Exchange for " 9443 185 57 76 Primus Telecommunications 9800 167 205 41 CHINA UNICOM 4765 148 9 13 World Net & Services Co., Ltd 9238 131 8 18 TATA ISP 9768 130 384 64 Korea Telecom 4716 129 737 123 TTnet 4739 124 57 113 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1607 8936 1183 UUNET Technologies, Inc. 7018 1433 7108 972 AT&T 3908 1219 1602 492 Supernet, Inc. 1239 965 3142 676 Sprint 852 684 1107 445 Telus Advanced Communications 1 669 8092 434 GENUITY 7843 569 393 229 Adelphia Corp. 7046 563 818 252 UUNET Technologies, Inc. 209 531 2105 338 Qwest 4323 529 472 168 Time Warner Communications, I 690 498 73 308 Merit Network 7066 492 204 253 Virginia Polytechnic Institut 6197 472 555 110 BellSouth Network Solutions, 18566 458 114 7 Covad Communications 705 438 150 189 UUNET Technologies, Inc. 2386 437 469 236 AT&T Data Communications Serv 3561 435 2227 371 Cable & Wireless USA 6198 430 191 197 BellSouth Network Solutions, 4355 397 309 114 EarthLink, Inc. 3549 392 708 289 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 799 2284 663 UUNET - Commercial IP service 3215 312 818 172 France Telecom Transpac 3301 312 1141 300 TeliaNet Sweden 3320 261 1995 224 Deutsche Telekom AG 680 240 2166 237 DFN-IP service G-WiN 1257 212 384 197 SWIPnet Swedish IP Network 5515 208 783 172 Sonera Solution Autonomous Sy 719 204 306 130 LANLINK autonomous system 786 179 1874 179 The JANET IP Service 5400 158 69 95 BT Ignite European Backbone 8708 156 42 147 Romania Data Systems S.A. 20858 147 17 3 This AS will be used to conne 3303 144 517 143 Swisscom Ltd 12302 124 18 31 MobiFon S.A. 8220 123 174 114 COLT Internet - International 2856 119 1299 109 BTnet UK Regional network 3246 118 378 115 Song Networks 3269 111 751 61 TELECOM ITALIA 3233 104 10 8 RNC - Romanian Natioanal R&D 5511 101 177 80 France Telecom LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 284 98 103 ImpSat 7303 232 36 54 Telecom Argentina Stet-France 8151 209 332 115 UniNet S.A. de C.V. 11172 157 82 33 Servicios Alestra S.A de C.V 6503 156 191 109 AVANTEL, S.A. 16814 140 9 14 NSS, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 11340 111 3 39 Red Universitaria Nacional 10620 106 7 32 TVCABLE BOGOTA 6147 79 62 21 Telefonica Del Peru 1916 74 306 44 Fundacao de Amparo a Pesquisa 6535 71 4 22 Chilesat Servicios Empresari 15311 71 27 36 Telefonica Empresas 4270 69 18 10 Red de Interconexion Universi 8065 69 6 15 Empresas Publicas de Medellin 11992 69 7 30 Integrated Systems 7080 64 4 1 Electronica y Comunicaciones 7984 60 11 39 Global One Colombia 11830 60 4 21 Instituto Costarricense de El 15034 60 5 31 TIBA SA Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 3908 1219 727 Supernet, Inc. 7018 1433 461 AT&T 18566 458 451 Covad Communications 6197 472 362 BellSouth Network Solutions, 4323 529 361 Time Warner Communications, I 7843 569 340 Adelphia Corp. 7046 563 311 UUNET Technologies, Inc. 11492 307 306 Cable One 1221 1126 304 Telstra Pty Ltd 1239 965 289 Sprint 6347 368 289 SAVVIS Communications Corpora 4151 345 287 USDA 4355 397 283 EarthLink, Inc. 22927 295 281 TELEFONICA DE ARGENTINA 705 438 249 UUNET Technologies, Inc. 4814 261 246 China Telecom (Group) 376 352 241 Reseau Interordinateurs Scien 852 684 239 Telus Advanced Communications 7066 492 239 Virginia Polytechnic Institut 1 669 235 GENUITY 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 64521 PRIVATE 198.189.23.0/24 2151 California State Uni 64521 PRIVATE 198.189.24.0/24 2151 California State Uni 64524 PRIVATE 198.189.134.0/24 2151 California State Uni 64524 PRIVATE 198.189.135.0/24 2151 California State Uni 64524 PRIVATE 198.189.136.0/24 2151 California State Uni 64524 PRIVATE 198.189.137.0/24 2151 California State Uni 64524 PRIVATE 198.189.138.0/24 2151 California State Uni 64521 PRIVATE 198.189.158.0/24 2151 California State Uni 64521 PRIVATE 198.189.235.0/24 2151 California State Uni 64521 PRIVATE 198.189.236.0/24 2151 California State Uni 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 135.0.0.0/13 10455 Lucent Technologies 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 DISO-UNRRA 192.31.242.0/24 771 NASA Ames Research Center 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.119.135.0/24 270 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 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.153.136.0/21 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 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 /11:12 /12:44 /13:92 /14:241 /15:439 /16:7322 /17:1568 /18:2867 /19:8061 /20:7954 /21:5715 /22:8654 /23:10406 /24:66379 /25:172 /26:177 /27:94 /28:82 /29:58 /30:100 /31:2 /32:48 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 796 1219 Supernet, Inc. 7018 515 1433 AT&T 702 494 799 UUNET - Commercial IP service 18566 453 458 Covad Communications 690 447 498 Merit Network 701 427 1607 UUNET Technologies, Inc. 7066 391 492 Virginia Polytechnic Institut 1239 357 965 Sprint 6197 351 472 BellSouth Network Solutions, 7843 345 569 Adelphia Corp. 6198 341 430 BellSouth Network Solutions, 11492 306 307 Cable One 22927 294 295 TELEFONICA DE ARGENTINA 6140 272 284 ImpSat 7046 265 563 UUNET Technologies, Inc. 2386 239 437 AT&T Data Communications Serv 3215 238 312 France Telecom Transpac 20115 236 357 Charter Communications 7303 231 232 Telecom Argentina Stet-France 4355 224 397 EarthLink, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 12:638 13:1 15:6 17:2 20:9 24:799 25:1 32:82 34:1 38:40 40:19 44:1 55:1 57:15 61:473 62:495 63:1898 64:1395 65:1850 66:1388 67:211 68:255 69:42 80:314 81:86 128:141 129:185 130:38 131:73 132:11 133:2 134:143 135:4 136:194 137:114 138:103 139:70 140:130 141:104 142:92 143:45 144:63 145:17 146:259 147:85 148:261 149:75 150:41 151:96 152:254 153:44 154:3 155:104 156:39 157:44 158:123 159:137 160:32 161:50 162:135 163:80 164:268 165:141 166:86 167:305 168:392 169:57 170:294 171:8 192:5353 193:2418 194:2004 195:932 196:453 198:3605 199:3054 200:2846 202:3627 203:5062 204:3023 205:2097 206:2389 207:2412 208:2705 209:2795 210:711 211:321 212:941 213:712 214:22 215:21 216:3212 217:561 218:76 219:18 220:45 End of report

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The Cidr Report
by cidr-report＠potaroo.net 31 Jan '03

31 Jan '03

This report has been generated at Fri Jan 31 21:45:39 2003 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 24-01-03 118201 85103 25-01-03 118189 83778 26-01-03 116341 84709 27-01-03 117892 84848 28-01-03 118004 85138 29-01-03 118290 85119 30-01-03 118378 85040 31-01-03 118463 85056 AS Summary 14479 Number of ASes in routing system 5680 Number of ASes announcing only one prefix 1585 Largest number of prefixes announced by an AS AS701 : ALTERNET-AS UUNET Technologies, Inc. 73080832 Largest address span announced by an AS (/32s) AS568 : SUMNET-AS DISO-UNRRA Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 31Jan03 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 118597 85097 33500 28.2% All ASes AS3908 1179 682 497 42.2% SUPERNETASBLK SuperNet, Inc. AS18566 450 7 443 98.4% COVAD Covad Communications AS701 1585 1174 411 25.9% ALTERNET-AS UUNET Technologies, Inc. AS7018 1427 1035 392 27.5% ATT-INTERNET4 AT&T WorldNet Services AS4323 527 170 357 67.7% TW-COMM Time Warner Communications, Inc. AS7843 584 257 327 56.0% ADELPHIA-AS Adelphia Corp. AS6197 471 154 317 67.3% BATI-ATL BellSouth Network Solutions, Inc AS1221 1136 830 306 26.9% ASN-TELSTRA Telstra Pty Ltd AS6347 376 85 291 77.4% DIAMOND SAVVIS Communications Corporation AS4355 410 126 284 69.3% ERMS-EARTHLNK EARTHLINK, INC AS1239 958 675 283 29.5% SPRINTLINK Sprint AS22927 295 14 281 95.3% AR-TEAR2-LACNIC TELEFONICA DE ARGENTINA AS7046 551 277 274 49.7% UUNET-CUSTOMER UUNET Technologies, Inc. AS4151 329 58 271 82.4% USDA-1 USDA AS4814 261 15 246 94.3% CHINANET-BEIJING-AP China Telecom (Group) AS705 435 190 245 56.3% ASN-ALTERNET UUNET Technologies, Inc. AS852 680 445 235 34.6% ASN852 Telus Advanced Communications AS1 663 435 228 34.4% GNTY-1 Genuity AS6198 424 202 222 52.4% BATI-MIA BellSouth Network Solutions, Inc AS22291 237 30 207 87.3% CHARTER-LA Charter Communications AS17676 220 24 196 89.1% GIGAINFRA XTAGE CORPORATION AS690 505 311 194 38.4% MERIT-AS-27 Merit Network Inc. AS209 521 333 188 36.1% ASN-QWEST Qwest AS4134 301 117 184 61.1% ERX-CHINALINK Data Communications Bureau AS2386 435 258 177 40.7% INS-AS AT&T Data Communications Services AS6140 306 132 174 56.9% IMPSAT-USA ImpSat AS2048 259 87 172 66.4% LANET-1 State of Louisiana AS6327 187 36 151 80.7% SHAWFIBER Shaw Fiberlink Limited AS17557 330 183 147 44.5% PKTELECOM-AS-AP Pakistan Telecom AS11492 300 157 143 47.7% CABLEONE CABLE ONE Total 16342 8499 7843 48.0% Top 30 total Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)lists.apnic.net routing-wg(a)ripe.net afnog(a)afnog.org

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Weekly Routing Table Report
by Routing Table Analysis 31 Jan '03

31 Jan '03

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(a)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(a)cisco.com>. Routing Table Report 20:00 +10GMT Fri 31 Jan, 2003 Analysis Summary ---------------- BGP routing table entries examined: 120000 Prefixes after maximum aggregation: 76659 Unique aggregates announced to Internet: 57689 Total ASes present in the Internet Routing Table: 14519 Origin-only ASes present in the Internet Routing Table: 12614 Origin ASes announcing only one prefix: 5690 Transit ASes present in the Internet Routing Table: 1905 Transit-only ASes present in the Internet Routing Table: 65 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: 12 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 24 Number of addresses announced to Internet: 1181077033 Equivalent to 70 /8s, 101 /16s and 206 /24s Percentage of available address space announced: 31.9 Percentage of allocated address space announced: 57.9 Percentage of available address space allocated: 55.0 Total number of prefixes smaller than registry allocations: 55671 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 20047 Total APNIC prefixes after maximum aggregation: 11848 Prefixes being announced from the APNIC address blocks: 18549 Unique aggregates announced from the APNIC address blocks: 11347 APNIC Region origin ASes present in the Internet Routing Table: 1718 APNIC Region origin ASes announcing only one prefix: 526 APNIC Region transit ASes present in the Internet Routing Table: 289 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 14 Number of APNIC addresses announced to Internet: 93967008 Equivalent to 5 /8s, 153 /16s and 210 /24s Percentage of available APNIC address space announced: 61.8 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: 74063 Total ARIN prefixes after maximum aggregation: 47303 Prefixes being announced from the ARIN address blocks: 52501 Unique aggregates announced from the ARIN address blocks: 16167 ARIN Region origin ASes present in the Internet Routing Table: 8096 ARIN Region origin ASes announcing only one prefix: 2726 ARIN Region transit ASes present in the Internet Routing Table: 753 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 186263488 Equivalent to 11 /8s, 26 /16s and 39 /24s Percentage of available ARIN address space announced: 69.4 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, 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: 20662 Total RIPE prefixes after maximum aggregation: 15322 Prefixes being announced from the RIPE address blocks: 17283 Unique aggregates announced from the RIPE address blocks: 11541 RIPE Region origin ASes present in the Internet Routing Table: 4313 RIPE Region origin ASes announcing only one prefix: 2354 RIPE Region transit ASes present in the Internet Routing Table: 784 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 17 Number of RIPE addresses announced to Internet: 122834368 Equivalent to 7 /8s, 82 /16s and 77 /24s Percentage of available RIPE address space announced: 73.2 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, 28672 - 29695 RIPE Address Blocks 62/8, 80/7, 82/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5218 Total LACNIC prefixes after maximum aggregation: 2186 Prefixes being announced from the LACNIC address blocks: 4557 Unique aggregates announced from the LACNIC address blocks: 2956 LACNIC Region origin ASes present in the Internet Routing Table: 329 LACNIC Region origin ASes announcing only one prefix: 84 LACNIC Region transit ASes present in the Internet Routing Table: 69 Average LACNIC Region AS path length visible: 5.7 Max LACNIC Region AS path length visible: 10 Number of LACNIC addresses announced to Internet: 11944448 Equivalent to 0 /8s, 182 /16s and 66 /24s Percentage of available LACNIC address space announced: 71.2 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 1131 1184 825 Telstra Pty Ltd 703 408 368 320 UUNET 2907 391 1975 367 SINET Japan 2764 333 340 303 connect.com.au pty ltd 17557 330 24 130 Pakistan Telecom 7474 301 276 211 Optus Communications Pty Ltd 4134 295 2405 94 Data Communications Bureau 4814 261 79 15 China Telecom (Group) 4755 242 134 75 Videsh Sanchar Nigam Ltd. Aut 3786 235 709 204 DACOM Corporation 9583 207 33 13 Satyam Infoway Ltd., 4766 190 1466 141 Korea Internet Exchange for " 9443 182 57 77 Primus Telecommunications 4765 148 9 13 World Net & Services Co., Ltd 17676 140 2133 16 XTAGE CORPORATION 9238 130 8 18 TATA ISP 9768 130 384 64 Korea Telecom 9800 130 189 32 CHINA UNICOM 4716 129 737 123 TTnet 4739 123 57 112 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1604 8999 1182 UUNET Technologies, Inc. 7018 1428 7108 966 AT&T 3908 1192 1604 501 Supernet, Inc. 1239 960 3143 673 Sprint 852 680 1124 444 Telus Advanced Communications 1 668 8077 434 GENUITY 7843 584 399 234 Adelphia Corp. 7046 551 826 252 UUNET Technologies, Inc. 4323 528 472 168 Time Warner Communications, I 209 526 2103 334 Qwest 690 505 74 311 Merit Network 7066 493 204 253 Virginia Polytechnic Institut 6197 471 555 110 BellSouth Network Solutions, 18566 451 114 7 Covad Communications 705 436 150 190 UUNET Technologies, Inc. 2386 435 469 229 AT&T Data Communications Serv 6198 422 185 198 BellSouth Network Solutions, 4355 410 313 115 EarthLink, Inc. 15290 394 215 177 AT&T Canada IES 3549 393 707 291 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 805 2301 669 UUNET - Commercial IP service 3301 312 1141 300 TeliaNet Sweden 3215 311 818 172 France Telecom Transpac 3320 264 1995 227 Deutsche Telekom AG 680 240 2166 237 DFN-IP service G-WiN 1257 214 400 199 SWIPnet Swedish IP Network 5515 213 783 174 Sonera Solution Autonomous Sy 786 177 1873 177 The JANET IP Service 719 173 306 130 LANLINK autonomous system 5400 160 69 97 BT Ignite European Backbone 8708 155 42 146 Romania Data Systems S.A. 20858 147 17 3 This AS will be used to conne 3303 144 517 143 Swisscom Ltd 2856 130 1302 117 BTnet UK Regional network 12302 123 18 30 MobiFon S.A. 8220 122 174 113 COLT Internet - International 3246 119 378 116 Song Networks 3269 112 753 62 TELECOM ITALIA 3233 104 10 8 RNC - Romanian Natioanal R&D 5511 104 177 82 France Telecom LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 306 98 104 ImpSat 7303 225 36 54 Telecom Argentina Stet-France 8151 207 333 113 UniNet S.A. de C.V. 11172 157 82 33 Servicios Alestra S.A de C.V 6503 156 191 107 AVANTEL, S.A. 16814 140 9 14 NSS, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 11340 111 3 39 Red Universitaria Nacional 10620 105 7 31 TVCABLE BOGOTA 6147 76 58 20 Telefonica Del Peru 1916 74 306 44 Fundacao de Amparo a Pesquisa 15311 71 27 36 Telefonica Empresas 6535 70 4 21 Chilesat Servicios Empresari 11992 70 7 30 Integrated Systems 4270 68 18 10 Red de Interconexion Universi 8065 67 6 14 Empresas Publicas de Medellin 7080 64 4 1 Electronica y Comunicaciones 7984 60 11 39 Global One Colombia 11830 60 4 21 Instituto Costarricense de El 15034 60 5 31 TIBA SA Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 3908 1192 691 Supernet, Inc. 7018 1428 462 AT&T 18566 451 444 Covad Communications 6197 471 361 BellSouth Network Solutions, 4323 528 360 Time Warner Communications, I 7843 584 350 Adelphia Corp. 1221 1131 306 Telstra Pty Ltd 7046 551 299 UUNET Technologies, Inc. 11492 300 299 Cable One 6347 377 298 SAVVIS Communications Corpora 4355 410 295 EarthLink, Inc. 1239 960 287 Sprint 22927 295 281 TELEFONICA DE ARGENTINA 4151 329 271 USDA 705 436 246 UUNET Technologies, Inc. 4814 261 246 China Telecom (Group) 376 351 241 Reseau Interordinateurs Scien 7066 493 240 Virginia Polytechnic Institut 852 680 236 Telus Advanced Communications 1 668 234 GENUITY 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 64521 PRIVATE 198.189.23.0/24 2151 California State Uni 64521 PRIVATE 198.189.24.0/24 2151 California State Uni 64524 PRIVATE 198.189.134.0/24 2151 California State Uni 64524 PRIVATE 198.189.135.0/24 2151 California State Uni 64524 PRIVATE 198.189.136.0/24 2151 California State Uni 64524 PRIVATE 198.189.137.0/24 2151 California State Uni 64524 PRIVATE 198.189.138.0/24 2151 California State Uni 64521 PRIVATE 198.189.158.0/24 2151 California State Uni 64521 PRIVATE 198.189.235.0/24 2151 California State Uni 64521 PRIVATE 198.189.236.0/24 2151 California State Uni 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 135.0.0.0/13 10455 Lucent Technologies 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 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 192.119.135.0/24 270 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 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.153.136.0/21 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 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 /11:12 /12:44 /13:88 /14:233 /15:434 /16:7240 /17:1561 /18:2848 /19:8042 /20:7918 /21:5682 /22:8625 /23:10349 /24:66182 /25:161 /26:177 /27:96 /28:78 /29:60 /30:96 /31:2 /32:44 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 770 1192 Supernet, Inc. 7018 510 1428 AT&T 702 497 805 UUNET - Commercial IP service 690 454 505 Merit Network 18566 446 451 Covad Communications 701 425 1604 UUNET Technologies, Inc. 7066 392 493 Virginia Polytechnic Institut 7843 356 584 Adelphia Corp. 1239 353 960 Sprint 6197 350 471 BellSouth Network Solutions, 6198 336 422 BellSouth Network Solutions, 11492 299 300 Cable One 6140 294 306 ImpSat 22927 294 295 TELEFONICA DE ARGENTINA 7046 252 551 UUNET Technologies, Inc. 2386 238 435 AT&T Data Communications Serv 3215 237 311 France Telecom Transpac 20115 231 352 Charter Communications 4355 230 410 EarthLink, Inc. 7303 224 225 Telecom Argentina Stet-France Number of /24s announced per /8 block (Global) ---------------------------------------------- 12:636 13:1 15:6 17:2 20:8 24:791 25:1 32:82 34:1 38:38 40:19 44:1 55:1 57:15 61:471 62:488 63:1876 64:1398 65:1821 66:1401 67:206 68:239 69:36 80:318 81:83 128:130 129:185 130:38 131:73 132:11 133:4 134:143 135:4 136:194 137:112 138:101 139:70 140:122 141:104 142:96 143:45 144:75 145:16 146:262 147:85 148:261 149:74 150:42 151:95 152:254 153:43 154:3 155:104 156:41 157:45 158:120 159:136 160:29 161:57 162:135 163:80 164:275 165:143 166:84 167:303 168:391 169:56 170:288 171:8 192:5357 193:2415 194:1969 195:909 196:459 198:3598 199:3028 200:2844 202:3616 203:5064 204:3041 205:2098 206:2387 207:2449 208:2709 209:2763 210:700 211:320 212:930 213:715 214:22 215:22 216:3231 217:569 218:73 219:18 End of report

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ANNOUNCEMENT: RIPE NCC New Projects' Activities during RIPE 44
by Matthew Williams 24 Jan '03

24 Jan '03

[Apologies for duplicate emails] Dear All, RIPE NCC New Projects are pleased to announce the following activities during RIPE 44: ----------------------------------------------------------------- * Demonstrations of Test Traffic Measurements (TTM) and Routing Information Service (RIS): RIS Demonstration Check out the myAS prototype! Opening hours: - Tuesday 15:30 - 16:00 17:30 - 18:30 - Thursday 15:30 - 16:00 TTM Demonstration See how you can use a test-box in daily operations! Opening hours: - Wednesday 10:30 - 11:00 16:00 - 16:30 - Thursday 10:30 - 11:00 Location: Please ask at the Information Desk. ---------------------------- For more information about New Projects and our services: http://www.ripe.net/np/ Best regards, RIPE NCC New Projects --- > Matthew Williams-Bywater (MW243-RIPE) > Customer Liaison Engineer > RIPE NCC (www.ripe.net)

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The Cidr Report
by cidr-report＠potaroo.net 24 Jan '03

24 Jan '03

This report has been generated at Fri Jan 24 21:45:50 2003 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 17-01-03 118250 85350 18-01-03 118505 84955 19-01-03 117957 85033 20-01-03 118153 85036 21-01-03 118131 85084 22-01-03 118226 85008 23-01-03 118178 85134 24-01-03 118201 85092 AS Summary 14428 Number of ASes in routing system 5654 Number of ASes announcing only one prefix 1592 Largest number of prefixes announced by an AS AS701 : ALTERNET-AS UUNET Technologies, Inc. 73080832 Largest address span announced by an AS (/32s) AS568 : SUMNET-AS DISO-UNRRA Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 24Jan03 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 118323 85145 33178 28.0% All ASes AS3908 1185 694 491 41.4% SUPERNETASBLK SuperNet, Inc. AS18566 443 5 438 98.9% COVAD Covad Communications AS701 1592 1180 412 25.9% ALTERNET-AS UUNET Technologies, Inc. AS7018 1437 1036 401 27.9% ATT-INTERNET4 AT&T WorldNet Services AS7843 592 250 342 57.8% ADELPHIA-AS Adelphia Corp. AS4323 527 187 340 64.5% TW-COMM Time Warner Communications, Inc. AS6197 468 152 316 67.5% BATI-ATL BellSouth Network Solutions, Inc AS1221 1137 839 298 26.2% ASN-TELSTRA Telstra Pty Ltd AS6347 372 85 287 77.2% DIAMOND SAVVIS Communications Corporation AS1239 962 679 283 29.4% SPRINTLINK Sprint AS4355 408 133 275 67.4% ERMS-EARTHLNK EARTHLINK, INC AS7046 556 282 274 49.3% UUNET-CUSTOMER UUNET Technologies, Inc. AS4151 329 58 271 82.4% USDA-1 USDA AS22927 289 22 267 92.4% AR-TEAR2-LACNIC TELEFONICA DE ARGENTINA AS4814 261 15 246 94.3% CHINANET-BEIJING-AP China Telecom (Group) AS705 429 186 243 56.6% ASN-ALTERNET UUNET Technologies, Inc. AS852 678 445 233 34.4% ASN852 Telus Advanced Communications AS1 656 434 222 33.8% GNTY-1 Genuity AS6198 423 202 221 52.2% BATI-MIA BellSouth Network Solutions, Inc AS17676 227 28 199 87.7% GIGAINFRA XTAGE CORPORATION AS22291 228 29 199 87.3% CHARTER-LA Charter Communications AS690 521 326 195 37.4% MERIT-AS-27 Merit Network Inc. AS6140 317 125 192 60.6% IMPSAT-USA ImpSat AS209 520 332 188 36.2% ASN-QWEST Qwest AS4134 298 114 184 61.7% ERX-CHINALINK Data Communications Bureau AS2386 425 252 173 40.7% INS-AS AT&T Data Communications Services AS2048 260 89 171 65.8% LANET-1 State of Louisiana AS6327 186 35 151 81.2% SHAWFIBER Shaw Fiberlink Limited AS17557 329 182 147 44.7% PKTELECOM-AS-AP Pakistan Telecom AS11492 299 157 142 47.5% CABLEONE CABLE ONE Total 16354 8553 7801 47.7% Top 30 total Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)lists.apnic.net routing-wg(a)ripe.net afnog(a)afnog.org

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