BGP Update Report Interval: 21-Jan-08 -to- 21-Feb-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9498 77065 1.3% 63.7 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - AS24731 58209 1.0% 1119.4 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 3 - AS8151 51119 0.9% 43.3 -- Uninet S.A. de C.V. 4 - AS9583 51004 0.9% 42.4 -- SIFY-AS-IN Sify Limited 5 - AS4802 49666 0.9% 95.7 -- ASN-IINET iiNet Limited 6 - AS20214 42564 0.7% 9.2 -- CCCH-AS6 - Comcast Cable Communications Holdings, Inc 7 - AS7029 37990 0.7% 105.2 -- WINDSTREAM - Windstream Communications Inc 8 - AS26829 37340 0.7% 37340.0 -- YKK-USA - YKK USA,INC 9 - AS33783 37196 0.6% 273.5 -- EEPAD 10 - AS8452 36257 0.6% 29.9 -- TEDATA TEDATA 11 - AS4621 27660 0.5% 179.6 -- UNSPECIFIED UNINET-TH 12 - AS9835 27231 0.5% 214.4 -- GITS-TH-AS-AP Government Information Technology Services 13 - AS9829 26727 0.5% 33.0 -- BSNL-NIB National Internet Backbone 14 - AS4739 25606 0.4% 110.8 -- CIX-ADELAIDE-AS Internode Systems Pty Ltd 15 - AS21332 24839 0.4% 955.3 -- NTC-AS New Telephone Company 16 - AS17488 23944 0.4% 23.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 17 - AS2386 22351 0.4% 15.8 -- INS-AS - AT&T Data Communications Services 18 - AS24863 22031 0.4% 23.7 -- LINKdotNET-AS 19 - AS20858 21433 0.4% 94.4 -- EGYNET-AS 20 - AS4618 20555 0.4% 337.0 -- INET-TH-AS Internet Thailand Company Limited TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 37340 0.7% 37340.0 -- YKK-USA - YKK USA,INC 2 - AS19334 18498 0.3% 18498.0 -- SPORTLINE-DBC - SPORTLINE 3 - AS40474 9552 0.2% 9552.0 -- ABML-2 - Advantage Business Media, LLC 4 - AS30929 7453 0.1% 7453.0 -- HUTCB Hidrotechnical Faculty - Technical University 5 - AS22629 13496 0.2% 6748.0 -- NORWORLD - NORTHWESTERN CORPORATION 6 - AS41482 5819 0.1% 5819.0 -- CLUEAG-AS Clue AG IT Solutions 7 - AS13495 5737 0.1% 5737.0 -- NTT do Brasil Telecomunicaoes Ltda 8 - AS32207 5637 0.1% 5637.0 -- 9 - AS21291 5029 0.1% 5029.0 -- OMEGABANK 8 Dragatsaniou str 10 - AS19389 8847 0.1% 4423.5 -- GOLUB - GOLUB CORPORATION 11 - AS19017 4027 0.1% 4027.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions 12 - AS28977 8020 0.1% 4010.0 -- UN-UNLB United Nations Logistics Base Brindisi, Italy 13 - AS29225 3808 0.1% 3808.0 -- TAIF-TELCOM-AS JSC TAIF-TELCOM 14 - AS9179 9417 0.2% 3139.0 -- KNOWTION-LONDON Knowtion Ltd. 15 - AS27197 12306 0.2% 3076.5 -- 16 - AS35555 2913 0.1% 2913.0 -- BUSINESSUNITY-AS Business Unity Ltd. 17 - AS14576 5802 0.1% 2901.0 -- RHNL-NET - Righthosting.com 18 - AS7974 10849 0.2% 2712.2 -- Instituto Mexicano del Petroleo 19 - AS40488 2708 0.1% 2708.0 -- NII-RICHFIELD - National Interstate Insurance Company 20 - AS28646 2617 0.1% 2617.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 203.101.87.0/24 52509 0.8% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 203.55.229.160/2 47153 0.8% AS4802 -- ASN-IINET iiNet Limited 3 - 12.108.254.0/24 37340 0.6% AS26829 -- YKK-USA - YKK USA,INC 4 - 124.7.35.0/24 28991 0.5% AS9583 -- SIFY-AS-IN Sify Limited 5 - 80.243.64.0/20 24314 0.4% AS21332 -- NTC-AS New Telephone Company 6 - 203.16.208.0/24 24176 0.4% AS4739 -- CIX-ADELAIDE-AS Internode Systems Pty Ltd 7 - 202.140.63.0/24 19807 0.3% AS17443 -- ESTELCOM-AP International Internet gateway , India AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 8 - 64.79.128.0/19 19485 0.3% AS23005 -- SWITCH-COMMUNICATIONS - SWITCH Communications Group LLC 9 - 207.181.144.0/24 19299 0.3% AS19750 -- CTI-TX - C2C Fiber, Inc. AS32004 -- BIG-ASN - Business Information Group, Inc. 10 - 63.169.11.0/24 18498 0.3% AS19334 -- SPORTLINE-DBC - SPORTLINE 11 - 89.4.130.0/24 14319 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 12 - 89.4.131.0/24 14142 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 13 - 89.4.128.0/24 12558 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 14 - 89.4.129.0/24 11696 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - 192.100.180.160/ 10804 0.2% AS7974 -- Instituto Mexicano del Petroleo 16 - 200.33.104.0/23 10506 0.2% AS21603 -- Universidad La Salle, AC 17 - 203.63.26.0/24 10293 0.2% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 18 - 65.126.154.0/24 9552 0.2% AS40474 -- ABML-2 - Advantage Business Media, LLC 19 - 217.22.170.0/23 9276 0.1% AS16094 -- RAS Roilcom ASN (Russia) 20 - 81.180.108.0/24 7453 0.1% AS30929 -- HUTCB Hidrotechnical Faculty - Technical University 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