BGP Update Report Interval: 30-Sep-10 -to- 07-Oct-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8151 23388 1.5% 9.1 -- Uninet S.A. de C.V. 2 - AS3464 23141 1.5% 525.9 -- ASC-NET - Alabama Supercomputer Network 3 - AS32528 17215 1.1% 2151.9 -- ABBOTT Abbot Labs 4 - AS8452 15644 1.0% 11.0 -- TE-AS TE-AS 5 - AS35931 15579 1.0% 2596.5 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 6 - AS5536 13583 0.9% 122.4 -- Internet-Egypt 7 - AS23216 10747 0.7% 41.8 -- MEGADATOS S.A. 8 - AS3816 10130 0.7% 20.8 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 9 - AS4771 9846 0.6% 27.7 -- NZTELECOM Netgate 10 - AS33363 9712 0.6% 7.1 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC 11 - AS9829 9611 0.6% 11.7 -- BSNL-NIB National Internet Backbone 12 - AS5778 9117 0.6% 52.4 -- EMBARQ-RCMT - Embarq Corporation 13 - AS4323 9027 0.6% 2.0 -- TWTC - tw telecom holdings, inc. 14 - AS5800 8824 0.6% 43.7 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 15 - AS11830 8556 0.6% 19.8 -- Instituto Costarricense de Electricidad y Telecom. 16 - AS28573 8483 0.6% 7.1 -- NET Servicos de Comunicao S.A. 17 - AS2764 8301 0.5% 22.4 -- AAPT AAPT Limited 18 - AS45464 7811 0.5% 260.4 -- NEXTWEB-AS-AP Room 201, TGU Bldg 19 - AS27738 7674 0.5% 36.7 -- Ecuadortelecom S.A. 20 - AS45595 6750 0.4% 17.7 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS35931 15579 1.0% 2596.5 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 2 - AS32528 17215 1.1% 2151.9 -- ABBOTT Abbot Labs 3 - AS45606 6274 0.4% 1254.8 -- 101GLOBAL-AS-AP 101 Global Co.,Ltd. 4 - AS22753 3478 0.2% 869.5 -- REDHAT-STUTTGART REDHAT Stuttgart 5 - AS44228 5270 0.3% 658.8 -- DATA-AS DATA CoLTD 6 - AS21017 6561 0.4% 656.1 -- VSI-AS VSI AS 7 - AS5311 648 0.0% 648.0 -- DNIC-ASBLK-05120-05376 - DoD Network Information Center 8 - AS13813 1239 0.1% 619.5 -- BROADSOFT-INC-NORTH-AMERICA - BroadSoft, Inc. 9 - AS24035 566 0.0% 566.0 -- MOFA-AS-VN Ministry of Foreign Affairs of Vietnam - MOFA 10 - AS3464 23141 1.5% 525.9 -- ASC-NET - Alabama Supercomputer Network 11 - AS11613 518 0.0% 518.0 -- U-SAVE - U-Save Auto Rental of America, Inc. 12 - AS18163 2053 0.1% 513.2 -- JINJU18163-AS-KR jinju national university 13 - AS29544 644 0.0% 322.0 -- MAURITEL-AS 14 - AS27771 614 0.0% 307.0 -- Instituto Venezolano de Investigaciones Cientificas 15 - AS43634 290 0.0% 290.0 -- YALTA-RS-AS Yalta Radio Systems 16 - AS45598 1396 0.1% 279.2 -- BLUEMEDIACOM-PH Unit 503 5th Floor Net One Center 17 - AS18025 5796 0.4% 276.0 -- ACE-1-WIFI-AS-AP Ace-1 Wifi Network 18 - AS45292 274 0.0% 274.0 -- LIPI-AS-ID Lembaga Ilmu Pengetahuan Indonesia - LIPI 19 - AS45464 7811 0.5% 260.4 -- NEXTWEB-AS-AP Room 201, TGU Bldg 20 - AS27027 520 0.0% 260.0 -- ANBELL ASN-ANBELL TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 129.66.0.0/17 11497 0.7% AS3464 -- ASC-NET - Alabama Supercomputer Network 2 - 129.66.128.0/17 11495 0.7% AS3464 -- ASC-NET - Alabama Supercomputer Network 3 - 63.211.68.0/22 10143 0.6% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 4 - 130.36.34.0/24 8604 0.5% AS32528 -- ABBOTT Abbot Labs 5 - 130.36.35.0/24 8601 0.5% AS32528 -- ABBOTT Abbot Labs 6 - 201.134.18.0/24 6419 0.4% AS8151 -- Uninet S.A. de C.V. 7 - 190.65.228.0/22 6184 0.4% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 8 - 198.140.43.0/24 5349 0.3% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 9 - 216.126.136.0/22 3911 0.2% AS6316 -- AS-PAETEC-NET - PaeTec Communications, Inc. 10 - 41.238.176.0/23 3595 0.2% AS8452 -- TE-AS TE-AS 11 - 72.31.122.0/24 3541 0.2% AS13343 -- SCRR-13343 - Road Runner HoldCo LLC AS33363 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC 12 - 66.187.234.0/24 3474 0.2% AS22753 -- REDHAT-STUTTGART REDHAT Stuttgart 13 - 95.32.192.0/18 3437 0.2% AS21017 -- VSI-AS VSI AS 14 - 206.184.16.0/24 3197 0.2% AS174 -- COGENT Cogent/PSI 15 - 95.32.128.0/18 3094 0.2% AS21017 -- VSI-AS VSI AS 16 - 216.118.245.0/24 2910 0.2% AS25747 -- VSC-SATELLITE-CO - VSC Satellite Co. 17 - 71.44.14.0/23 2308 0.1% AS33363 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC 18 - 72.31.98.0/24 2282 0.1% AS13343 -- SCRR-13343 - Road Runner HoldCo LLC AS33363 -- BHN-TAMPA - BRIGHT HOUSE NETWORKS, LLC 19 - 202.92.235.0/24 2099 0.1% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 20 - 200.50.174.0/24 1891 0.1% AS10697 -- Interlink S.R.L. 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