BGP Update Report Interval: 18-Feb-08 -to- 20-Mar-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9498 115119 2.0% 91.8 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - AS24731 66934 1.2% 826.3 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 3 - AS9583 53584 0.9% 45.7 -- SIFY-AS-IN Sify Limited 4 - AS8151 49042 0.9% 40.8 -- Uninet S.A. de C.V. 5 - AS17974 47372 0.8% 71.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 6 - AS26829 42744 0.8% 42744.0 -- YKK-USA - YKK USA,INC 7 - AS4621 35757 0.6% 230.7 -- UNSPECIFIED UNINET-TH 8 - AS1239 35047 0.6% 9.1 -- SPRINTLINK - Sprint 9 - AS9829 31709 0.6% 53.1 -- BSNL-NIB National Internet Backbone 10 - AS11830 28688 0.5% 12.3 -- Instituto Costarricense de Electricidad y Telecom. 11 - AS4323 28611 0.5% 7.1 -- TWTC - Time Warner Telecom, Inc. 12 - AS33783 26507 0.5% 184.1 -- EEPAD 13 - AS9121 24749 0.4% 9.8 -- TTNET TTnet Autonomous System 14 - AS10481 23219 0.4% 27.3 -- Prima S.A. 15 - AS21332 23038 0.4% 886.1 -- NTC-AS New Telephone Company 16 - AS6140 22731 0.4% 31.7 -- IMPSAT-USA - ImpSat USA, Inc. 17 - AS19334 22652 0.4% 22652.0 -- SPORTLINE-DBC - SPORTLINE 18 - AS9198 22422 0.4% 53.3 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 19 - AS13495 22218 0.4% 22218.0 -- NTT do Brasil Telecomunicaoes Ltda 20 - AS7018 21525 0.4% 14.3 -- ATT-INTERNET4 - AT&T WorldNet Services TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 42744 0.8% 42744.0 -- YKK-USA - YKK USA,INC 2 - AS19334 22652 0.4% 22652.0 -- SPORTLINE-DBC - SPORTLINE 3 - AS13495 22218 0.4% 22218.0 -- NTT do Brasil Telecomunicaoes Ltda 4 - AS17487 15970 0.3% 15970.0 -- ICBCASIA-AP Industrial and Commercial Bank 5 - AS21291 15087 0.3% 15087.0 -- OMEGABANK 8 Dragatsaniou str 6 - AS42787 10340 0.2% 10340.0 -- MMIP-AS MultiMedia IP Ltd. 7 - AS32398 17017 0.3% 8508.5 -- REALNET-ASN-1 8 - AS29225 6817 0.1% 6817.0 -- TAIF-TELCOM-AS JSC TAIF-TELCOM 9 - AS14895 18847 0.3% 6282.3 -- LAWSON-SOFTWARE - Lawson Software 10 - AS30929 6082 0.1% 6082.0 -- HUTCB Hidrotechnical Faculty - Technical University 11 - AS19017 4661 0.1% 4661.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions 12 - AS41907 3852 0.1% 3852.0 -- POLFA PZPF Polfa 13 - AS7974 12175 0.2% 3043.8 -- Instituto Mexicano del Petroleo 14 - AS36975 2775 0.1% 2775.0 -- CBA-AS 15 - AS43382 2252 0.0% 2252.0 -- IFOLOR-FIKA-AS Ifolor Oy - Kerava 16 - AS40981 2217 0.0% 2217.0 -- UNIVCG University of Montenegro 17 - AS9747 19918 0.3% 2213.1 -- EZINTERNET-AS-AP EZInternet Pty Ltd 18 - AS40011 2091 0.0% 2091.0 -- 65-79-192-0-SYNIVERSE-CRX - Panhandle Telecommunications Systems, INC. 19 - AS32455 1885 0.0% 1885.0 -- FNIS-HAWAII - FNIS 20 - AS35324 1880 0.0% 1880.0 -- ECH-WILL-AS E.C.H. Will TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 203.101.87.0/24 45923 0.8% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 12.108.254.0/24 42744 0.7% AS26829 -- YKK-USA - YKK USA,INC 3 - 202.140.63.0/24 35821 0.6% AS17443 -- ESTELCOM-AP International Internet gateway , India AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 4 - 125.23.208.0/20 31063 0.5% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 5 - 63.169.11.0/24 22652 0.4% AS19334 -- SPORTLINE-DBC - SPORTLINE 6 - 200.194.64.0/19 22218 0.4% AS13495 -- NTT do Brasil Telecomunicaoes Ltda 7 - 80.243.64.0/20 21713 0.3% AS21332 -- NTC-AS New Telephone Company 8 - 124.7.244.0/24 20789 0.3% AS9583 -- SIFY-AS-IN Sify Limited 9 - 203.63.26.0/24 19736 0.3% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 10 - 64.79.128.0/19 17365 0.3% AS23005 -- SWITCH-COMMUNICATIONS - SWITCH Communications Group LLC 11 - 41.204.0.0/24 17005 0.3% AS32398 -- REALNET-ASN-1 12 - 89.4.131.0/24 16087 0.3% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 13 - 220.241.83.0/24 15970 0.3% AS17487 -- ICBCASIA-AP Industrial and Commercial Bank 14 - 89.4.130.0/24 15968 0.3% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - 89.4.128.0/24 15431 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 16 - 193.109.213.0/24 15087 0.2% AS21291 -- OMEGABANK 8 Dragatsaniou str 17 - 89.4.129.0/24 12600 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 18 - 192.100.180.160/ 12154 0.2% AS7974 -- Instituto Mexicano del Petroleo 19 - 221.128.192.0/18 11967 0.2% AS18231 -- EXATT-AS-AP Exatt Technologies Private Ltd. 20 - 200.33.104.0/23 11909 0.2% AS21603 -- Universidad La Salle, AC 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