BGP Update Report Interval: 22-Dec-06 -to- 04-Jan-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8220 68954 2.5% 249.8 -- COLT COLT Telecommunications 2 - AS701 42472 1.5% 45.3 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 3 - AS2907 34342 1.2% 103.1 -- ERX-SINET-AS National Center for Science Information Systems 4 - AS702 30870 1.1% 43.0 -- AS702 MCI EMEA - Commercial IP service provider in Europe 5 - AS28751 30847 1.1% 220.3 -- CAUCASUS-NET-AS Caucasus Network Tbilisi, Georgia 6 - AS11830 27355 1.0% 16.1 -- Instituto Costarricense de Electricidad y Telecom. 7 - AS4804 23007 0.8% 78.0 -- MPX-AS Microplex PTY LTD 8 - AS3561 20792 0.8% 42.9 -- SAVVIS - Savvis 9 - AS9583 19357 0.7% 18.1 -- SIFY-AS-IN Sify Limited 10 - AS705 16386 0.6% 47.4 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 11 - AS5668 14296 0.5% 25.0 -- AS-5668 - CenturyTel Internet Holdings, Inc. 12 - AS3301 13721 0.5% 43.8 -- TELIANET-SWEDEN TeliaNet Sweden 13 - AS33783 12601 0.5% 115.6 -- EEPAD 14 - AS9051 12274 0.4% 85.2 -- IDM Autonomous System 15 - AS11486 12081 0.4% 42.8 -- WAN - Worldcom Advance Networks 16 - AS668 11907 0.4% 47.6 -- ASN-ASNET-NET-AS - Defense Research and Engineering Network 17 - AS4725 11844 0.4% 169.2 -- ODN JAPAN TELECOM CO.,LTD. 18 - AS6471 11212 0.4% 43.5 -- ENTEL CHILE S.A. 19 - AS17974 11097 0.4% 27.3 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 20 - AS8708 10742 0.4% 46.5 -- RDSNET Romania Data Systems S.A. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS35489 3247 0.1% 3247.0 -- TOTO-TECH-AS Toto Ltd. 2 - AS4809 5384 0.2% 2692.0 -- CHINANET-CORE-WAN-CENTRAL CHINANET core WAN Central 3 - AS31594 1469 0.1% 1469.0 -- FORTESS-AS Fortess LLC Network 4 - AS39250 1836 0.1% 918.0 -- COLOPROVIDER-AS Colo Provider 5 - AS9945 872 0.0% 872.0 -- KCACBACKUP-AS-KR Korea Information Security Agency 6 - AS34378 868 0.0% 868.0 -- RUG-AS Razguliay-UKRROS Group 7 - AS12922 712 0.0% 712.0 -- MULTITRADE-AS Bank Outsourcer 8 - AS32888 2460 0.1% 615.0 -- DATA-CENTER-SOUTHFIELD - VIA Information Tools, Inc. 9 - AS14699 6132 0.2% 613.2 -- BTCBCI - Bloomingdale Communications Inc 10 - AS32937 1174 0.0% 587.0 -- CAC-FOR-THE-DEAF-AND-HARD-OF-HEARING - Communication Access Center for the Deaf and Hard of Hearing, Inc. 11 - AS38278 571 0.0% 571.0 -- PANEAGLE-MY-AP Paneagle Communications Sdn Bhd, Metro-Ethernet & Internet 12 - AS3043 2847 0.1% 569.4 -- AMPHIB-AS - Amphibian Media Corporation 13 - AS4678 5294 0.2% 529.4 -- FINE CANON NETWORK COMMUNICATIONS INC. 14 - AS38197 1945 0.1% 486.2 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited 15 - AS27731 468 0.0% 468.0 -- ACH Colombia 16 - AS21391 1374 0.1% 458.0 -- TDA-AS TDA AS Maintainer 17 - AS31414 446 0.0% 446.0 -- SEVENCS-AS SevenCs AG & Co.KG 18 - AS30517 3930 0.1% 436.7 -- GREAT-LAKES-COMNET - Great Lakes Comnet, Inc. 19 - AS14884 436 0.0% 436.0 -- ADVANCEDACCESS - Advanced Access 20 - AS33188 831 0.0% 415.5 -- SCS-NETWORK-1 - Sono Corporate Suites TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 61.0.0.0/8 3686 0.1% AS4678 -- FINE CANON NETWORK COMMUNICATIONS INC. 2 - 216.32.206.0/24 3564 0.1% AS20473 -- AS-CHOOPA - Choopa, LLC 3 - 62.213.176.0/23 3247 0.1% AS35489 -- TOTO-TECH-AS Toto Ltd. 4 - 209.140.24.0/24 2800 0.1% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 5 - 59.37.2.0/23 2755 0.1% AS4809 -- CHINANET-CORE-WAN-CENTRAL CHINANET core WAN Central 6 - 58.49.108.0/24 2629 0.1% AS4809 -- CHINANET-CORE-WAN-CENTRAL CHINANET core WAN Central 7 - 170.210.128.0/21 1901 0.1% AS4270 -- Red de Interconexion Universitaria 8 - 210.56.52.0/24 1850 0.1% AS38197 -- SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited 9 - 83.98.220.0/23 1761 0.1% AS39250 -- COLOPROVIDER-AS Colo Provider 10 - 222.127.32.0/19 1747 0.1% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 11 - 194.242.124.0/22 1469 0.0% AS31594 -- FORTESS-AS Fortess LLC Network 12 - 194.42.208.0/20 1071 0.0% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 13 - 195.251.20.0/24 1026 0.0% AS5408 -- GR-NET Greek Research and Technology Network 14 - 216.65.242.0/24 980 0.0% AS29257 -- CBB-IE-AS Connexion by Boeing Ireland, Ltd. AS30533 -- THEBOE-30533 - The Boeing Company 15 - 216.85.83.0/24 962 0.0% AS6467 -- ESPIRECOMM - Xspedius Communications Co. 16 - 209.69.212.0/22 949 0.0% AS11574 -- AVALONSYS - Avalon Systems, Inc. 17 - 200.1.124.0/24 930 0.0% AS14080 -- Telmex Colombia S.A. AS27731 -- ACH Colombia 18 - 128.98.0.0/16 877 0.0% AS24775 -- AS24775 QinetiQ Ltd 19 - 194.61.176.0/20 877 0.0% AS24775 -- AS24775 QinetiQ Ltd 20 - 221.143.13.0/24 872 0.0% AS9945 -- KCACBACKUP-AS-KR Korea Information Security Agency 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