BGP Update Report Interval: 22-Oct-07 -to- 22-Nov-07 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8452 379790 4.8% 1241.1 -- TEDATA TEDATA 2 - AS8866 188948 2.4% 670.0 -- BTC-AS Bulgarian Telecommunication Company Plc. 3 - AS16637 179327 2.3% 2525.7 -- MTNNS-AS 4 - AS33783 99404 1.3% 770.6 -- EEPAD 5 - AS288 95453 1.2% 788.9 -- European Space Agency 6 - AS5583 85459 1.1% 1335.3 -- GIPNL Equant Benelux AS 7 - AS9583 82527 1.1% 70.9 -- SIFY-AS-IN Sify Limited 8 - AS3215 65478 0.8% 100.3 -- AS3215 France Telecom - Orange 9 - AS9498 60538 0.8% 56.2 -- BBIL-AP BHARTI BT INTERNET LTD. 10 - AS17540 58143 0.7% 58143.0 -- MTL-AP Modern Terminals Limited 11 - AS4621 51188 0.7% 339.0 -- UNSPECIFIED UNINET-TH 12 - AS14390 50487 0.6% 788.9 -- CORENET - Coretel America, Inc. 13 - AS8151 45736 0.6% 34.7 -- Uninet S.A. de C.V. 14 - AS24731 43793 0.6% 931.8 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - AS26829 42199 0.5% 42199.0 -- YKK-USA - YKK USA,INC 16 - AS702 40495 0.5% 65.7 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 17 - AS17974 36979 0.5% 69.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 18 - AS4755 36557 0.5% 24.3 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 19 - AS9829 35142 0.5% 45.6 -- BSNL-NIB National Internet Backbone 20 - AS12975 34282 0.4% 672.2 -- PALTEL-AS PALTEL Autonomous System TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS17540 58143 0.7% 58143.0 -- MTL-AP Modern Terminals Limited 2 - AS26829 42199 0.5% 42199.0 -- YKK-USA - YKK USA,INC 3 - AS22072 20526 0.3% 20526.0 -- DEFINITYHEALTH - Definity Health 4 - AS19334 11209 0.1% 11209.0 -- SPORTLINE-DBC - SPORTLINE 5 - AS42704 10965 0.1% 10965.0 -- ELITENETWORK-AS SC Elite Network Communications SRL 6 - AS43830 14001 0.2% 7000.5 -- ADECCO-ASN Adecco IT Services 7 - AS33356 13774 0.2% 6887.0 -- EAGLE-TECH - Eagle-Tech Systems 8 - AS32650 6136 0.1% 6136.0 -- SANDHILLS-SW - SANDHILLS PUBLISHING 9 - AS33447 4410 0.1% 4410.0 -- RPTCO-ASN-1 - RPT Consulting, Inc. 10 - AS38240 4368 0.1% 4368.0 -- CALYONFINANCIAL-AS-JP Calyon Financial, Inc. 11 - AS13956 7988 0.1% 3994.0 -- 12 - AS6174 7524 0.1% 3762.0 -- SPRINTLINK8 - Sprint 13 - AS38242 3409 0.0% 3409.0 -- FORTIS-AU-AS Fortis Clearing Sydney 14 - AS31942 6067 0.1% 3033.5 -- COBECV - COBE CV 15 - AS16637 179327 2.3% 2525.7 -- MTNNS-AS 16 - AS33618 7532 0.1% 2510.7 -- SERVLET-AS - Servlet Inc. 17 - AS36011 4189 0.1% 2094.5 -- AHSYS-ASN - Atlantic Health System 18 - AS40408 6248 0.1% 2082.7 -- PAGEBLOCKERINC - PageBlocker Inc. 19 - AS30929 1896 0.0% 1896.0 -- HUTCB Hidrotechnical Faculty - Technical University 20 - AS30707 5278 0.1% 1759.3 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.96.13.0/24 83409 1.0% AS16637 -- MTNNS-AS 2 - 192.96.14.0/24 83404 1.0% AS16637 -- MTNNS-AS 3 - 83.228.103.0/24 66950 0.8% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 4 - 203.83.127.0/24 58143 0.7% AS17540 -- MTL-AP Modern Terminals Limited 5 - 209.163.125.0/24 49454 0.6% AS14390 -- CORENET - Coretel America, Inc. 6 - 125.23.208.0/20 45766 0.5% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 7 - 12.108.254.0/24 42199 0.5% AS26829 -- YKK-USA - YKK USA,INC 8 - 83.228.61.0/24 39757 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 9 - 83.228.59.0/24 39647 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 10 - 83.228.71.0/24 34736 0.4% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 11 - 196.219.236.0/24 28671 0.3% AS8452 -- TEDATA TEDATA 12 - 196.219.234.0/24 28654 0.3% AS8452 -- TEDATA TEDATA 13 - 196.219.235.0/24 28644 0.3% AS8452 -- TEDATA TEDATA 14 - 196.219.249.0/24 28642 0.3% AS8452 -- TEDATA TEDATA 15 - 196.219.244.0/24 28641 0.3% AS8452 -- TEDATA TEDATA 16 - 196.219.245.0/24 28639 0.3% AS8452 -- TEDATA TEDATA 17 - 196.219.248.0/24 28639 0.3% AS8452 -- TEDATA TEDATA 18 - 196.219.247.0/24 28634 0.3% AS8452 -- TEDATA TEDATA 19 - 196.219.246.0/24 28633 0.3% AS8452 -- TEDATA TEDATA 20 - 213.158.189.0/24 28425 0.3% AS8452 -- TEDATA TEDATA 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