BGP Update Report Interval: 19-Jan-07 -to- 01-Feb-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS701 31773 1.4% 33.3 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 2 - AS702 27647 1.2% 38.3 -- AS702 MCI EMEA - Commercial IP service provider in Europe 3 - AS209 27501 1.2% 5.9 -- ASN-QWEST - Qwest 4 - AS28751 25382 1.1% 182.6 -- CAUCASUS-NET-AS Caucasus Network Tbilisi, Georgia 5 - AS9471 24021 1.0% 186.2 -- MANA-PF-AP MANA S.A. 6 - AS4788 23518 1.0% 12.6 -- TMNET-AS-AP TM Net, Internet Service Provider 7 - AS8151 20283 0.9% 20.7 -- Uninet S.A. de C.V. 8 - AS4795 16798 0.7% 66.4 -- INDOSAT2-ID INDOSATM2 ASN 9 - AS3561 16434 0.7% 33.6 -- SAVVIS - Savvis 10 - AS705 13281 0.6% 38.3 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 11 - AS17974 13227 0.6% 25.2 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 12 - AS6197 12114 0.5% 11.8 -- BATI-ATL - BellSouth Network Solutions, Inc 13 - AS9583 11789 0.5% 11.1 -- SIFY-AS-IN Sify Limited 14 - AS11830 11763 0.5% 24.4 -- Instituto Costarricense de Electricidad y Telecom. 15 - AS4621 10697 0.5% 79.2 -- UNSPECIFIED UNINET-TH 16 - AS24731 9990 0.4% 227.0 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 17 - AS11486 9524 0.4% 33.9 -- WAN - Worldcom Advance Networks 18 - AS9498 9444 0.4% 9.9 -- BBIL-AP BHARTI BT INTERNET LTD. 19 - AS4775 9406 0.4% 40.0 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 20 - AS7545 9273 0.4% 16.7 -- TPG-INTERNET-AP TPG Internet Pty Ltd TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS31594 4168 0.2% 4168.0 -- FORTESS-AS Fortess LLC Network 2 - AS35489 3484 0.1% 3484.0 -- TOTO-TECH-AS Toto Ltd. 3 - AS15774 2130 0.1% 2130.0 -- MEDIANAT LLC "MEDIANAT", ISP primarily for educational institution 4 - AS27407 2026 0.1% 2026.0 -- FRISCHS-INC - Frisch's Restaurants, Inc. 5 - AS27814 1226 0.1% 1226.0 -- Aeprovi 6 - AS38151 1219 0.1% 1219.0 -- ENUM-AS-ID APJII-RD 7 - AS31624 5960 0.3% 1192.0 -- VFMNL-AS Verza Facility Management BV 8 - AS32131 1107 0.1% 1107.0 -- AS-PCML - Penso Capital Markets, LLC 9 - AS34378 926 0.0% 926.0 -- RUG-AS Razguliay-UKRROS Group 10 - AS33447 845 0.0% 845.0 -- RPTCO-ASN-1 - RPT Consulting, Inc. 11 - AS17645 7120 0.3% 712.0 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 12 - AS39250 1338 0.1% 669.0 -- COLOPROVIDER-AS Colo Provider 13 - AS3043 3082 0.1% 616.4 -- AMPHIB-AS - Amphibian Media Corporation 14 - AS33188 1187 0.1% 593.5 -- SCS-NETWORK-1 - Sono Corporate Suites 15 - AS14548 540 0.0% 540.0 -- LISTEN-SF-1 - Listen.com 16 - AS3727 521 0.0% 521.0 -- SHRUBB - Shrubbery Networks 17 - AS21391 1455 0.1% 485.0 -- TDA-AS 18 - AS28912 893 0.0% 446.5 -- OLMA-AS OLMA Investment Company 19 - AS30355 446 0.0% 446.0 -- PATRIOT-COMMUNICATIONS - PATRIOT COMMUNICATIONS 20 - AS29630 883 0.0% 441.5 -- AZRENA-AS Azerbaijan Research and Educational Networking TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 194.242.124.0/22 4168 0.1% AS31594 -- FORTESS-AS Fortess LLC Network 2 - 62.213.176.0/23 3484 0.1% AS35489 -- TOTO-TECH-AS Toto Ltd. 3 - 209.140.24.0/24 3075 0.1% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 4 - 89.4.129.0/24 3070 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 5 - 89.4.128.0/24 2980 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 6 - 222.127.32.0/19 2879 0.1% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 7 - 61.0.0.0/8 2848 0.1% AS4678 -- FINE CANON NETWORK COMMUNICATIONS INC. 8 - 216.32.206.0/24 2818 0.1% AS20473 -- AS-CHOOPA - Choopa, LLC 9 - 89.4.131.0/24 2632 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 10 - 62.68.143.0/24 2130 0.1% AS15774 -- MEDIANAT LLC "MEDIANAT", ISP primarily for educational institution 11 - 66.117.207.0/24 2026 0.1% AS27407 -- FRISCHS-INC - Frisch's Restaurants, Inc. 12 - 194.42.208.0/20 1991 0.1% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 13 - 202.136.172.0/22 1468 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 14 - 202.136.180.0/23 1468 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 15 - 58.65.2.0/23 1425 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 16 - 58.65.4.0/23 1425 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 17 - 83.223.32.0/23 1417 0.1% AS31624 -- VFMNL-AS Verza Facility Management BV 18 - 83.223.38.0/23 1417 0.1% AS31624 -- VFMNL-AS Verza Facility Management BV 19 - 83.223.36.0/23 1417 0.1% AS31624 -- VFMNL-AS Verza Facility Management BV 20 - 83.223.40.0/23 1417 0.1% AS31624 -- VFMNL-AS Verza Facility Management BV Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog@merit.edu eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org ausnog@ausnog.net