BGP Update Report Interval: 12-Nov-07 -to- 13-Dec-07 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8452 339964 5.0% 1152.4 -- TEDATA TEDATA 2 - AS9116 190504 2.8% 536.6 -- GOLDENLINES-ASN Golden Lines Main Autonomous System 3 - AS16637 177437 2.6% 2534.8 -- MTNNS-AS 4 - AS8866 137868 2.0% 480.4 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - AS4755 62271 0.9% 40.8 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 6 - AS33783 53695 0.8% 409.9 -- EEPAD 7 - AS14390 52883 0.8% 839.4 -- 8 - AS9498 48850 0.7% 43.8 -- BBIL-AP BHARTI BT INTERNET LTD. 9 - AS9583 46699 0.7% 40.5 -- SIFY-AS-IN Sify Limited 10 - AS9829 46349 0.7% 40.6 -- BSNL-NIB National Internet Backbone 11 - AS9121 42681 0.6% 198.5 -- TTNET TTnet Autonomous System 12 - AS8151 41953 0.6% 33.2 -- Uninet S.A. de C.V. 13 - AS26407 41941 0.6% 1553.4 -- 14 - AS24731 41385 0.6% 844.6 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - AS26829 41230 0.6% 41230.0 -- 16 - AS702 40111 0.6% 39.9 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 17 - AS4621 35561 0.5% 230.9 -- UNSPECIFIED UNINET-TH 18 - AS17974 35217 0.5% 79.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 19 - AS33588 32539 0.5% 68.9 -- 20 - AS11456 31622 0.5% 20.2 -- TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 41230 0.6% 41230.0 -- 2 - AS17540 26107 0.4% 26107.0 -- MTL-AP Modern Terminals Limited 3 - AS22072 25664 0.4% 25664.0 -- 4 - AS33447 14021 0.2% 14021.0 -- 5 - AS40474 10516 0.2% 10516.0 -- 6 - AS6174 17671 0.3% 8835.5 -- 7 - AS19334 8461 0.1% 8461.0 -- 8 - AS32650 6144 0.1% 6144.0 -- 9 - AS30929 5442 0.1% 5442.0 -- HUTCB Hidrotechnical Faculty - Technical University 10 - AS14453 14298 0.2% 3574.5 -- 11 - AS40256 12118 0.2% 3029.5 -- 12 - AS26114 2746 0.0% 2746.0 -- 13 - AS16637 177437 2.6% 2534.8 -- MTNNS-AS 14 - AS12687 7497 0.1% 2499.0 -- URAN URAN Autonomous system 15 - AS13956 4516 0.1% 2258.0 -- 16 - AS39107 4169 0.1% 2084.5 -- INTERLAN-AS Asociatia Interlan 17 - AS43656 1728 0.0% 1728.0 -- INTERTELECOM-TV Teleradiocompany Intertelecom, Sumy, UA 18 - AS9747 14490 0.2% 1610.0 -- EZINTERNET-AS-AP EZInternet Pty Ltd 19 - AS26407 41941 0.6% 1553.4 -- 20 - AS42704 1474 0.0% 1474.0 -- ELITENETWORK-AS SC Elite Network Communications SRL TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.96.14.0/24 82392 1.1% AS16637 -- MTNNS-AS 2 - 192.96.13.0/24 82387 1.1% AS16637 -- MTNNS-AS 3 - 209.163.125.0/24 51721 0.7% AS14390 -- 4 - 12.108.254.0/24 41230 0.6% AS26829 -- 5 - 83.228.59.0/24 39369 0.6% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 6 - 83.228.61.0/24 38971 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 7 - 83.228.103.0/24 37256 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 8 - 203.83.127.0/24 26107 0.4% AS17540 -- MTL-AP Modern Terminals Limited 9 - 12.106.30.0/24 25664 0.4% AS22072 -- 10 - 125.23.208.0/20 22400 0.3% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 11 - 64.79.128.0/19 21033 0.3% AS23005 -- 12 - 81.10.26.0/24 20951 0.3% AS8452 -- TEDATA TEDATA 13 - 81.10.1.0/24 20779 0.3% AS8452 -- TEDATA TEDATA 14 - 81.10.2.0/24 20730 0.3% AS8452 -- TEDATA TEDATA 15 - 81.10.27.0/24 20700 0.3% AS8452 -- TEDATA TEDATA 16 - 196.219.249.0/24 20500 0.3% AS8452 -- TEDATA TEDATA 17 - 196.219.245.0/24 20495 0.3% AS8452 -- TEDATA TEDATA 18 - 196.219.244.0/24 20494 0.3% AS8452 -- TEDATA TEDATA 19 - 196.219.248.0/24 20494 0.3% AS8452 -- TEDATA TEDATA 20 - 196.219.236.0/24 20492 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