BGP Update Report Interval: 22-Mar-12 -to- 29-Mar-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS786 98735 3.9% 484.0 -- JANET The JNT Association 2 - AS8402 78832 3.1% 39.1 -- CORBINA-AS OJSC "Vimpelcom" 3 - AS9829 42019 1.6% 34.8 -- BSNL-NIB National Internet Backbone 4 - AS12479 27956 1.1% 42.6 -- UNI2-AS France Telecom Espana SA 5 - AS24560 25962 1.0% 25.3 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 6 - AS7552 24172 0.9% 20.3 -- VIETEL-AS-AP Vietel Corporation 7 - AS32528 22938 0.9% 2293.8 -- ABBOTT Abbot Labs 8 - AS7029 21407 0.8% 6.0 -- WINDSTREAM - Windstream Communications Inc 9 - AS27947 20116 0.8% 28.5 -- Telconet S.A 10 - AS26615 18678 0.7% 20.7 -- Tim Celular S.A. 11 - AS28683 17766 0.7% 323.0 -- BENINTELECOM 12 - AS5800 16470 0.7% 52.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 13 - AS23216 16342 0.6% 92.3 -- MEGADATOS S.A. 14 - AS7843 15780 0.6% 52.1 -- TWCABLE-BACKBONE - Road Runner HoldCo LLC 15 - AS17974 14834 0.6% 8.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 16 - AS45899 11964 0.5% 37.2 -- VNPT-AS-VN VNPT Corp 17 - AS28573 11799 0.5% 5.8 -- NET Servicos de Comunicao S.A. 18 - AS8452 11344 0.5% 8.7 -- TE-AS TE-AS 19 - AS12008 10792 0.4% 131.6 -- ULTRADNS - Centergate Research, LLC. 20 - AS8151 10663 0.4% 7.1 -- Uninet S.A. de C.V. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS13277 8990 0.3% 4495.0 -- HP-MS HP-MS Autonomous System 2 - AS57767 2353 0.1% 2353.0 -- RTTC-AS Federal State-owned Enterprise Russian Television and Radio Broadcasting Network 3 - AS32528 22938 0.9% 2293.8 -- ABBOTT Abbot Labs 4 - AS36926 7691 0.3% 1538.2 -- CKL1-ASN 5 - AS26678 1091 0.0% 1091.0 -- ASN-QMFI - QUINCY MUTUAL FIRE INSURANCE, CO. 6 - AS23266 1050 0.0% 1050.0 -- COMCAST-23266 - Comcast Cable Communications 7 - AS55665 926 0.0% 926.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 8 - AS6066 1371 0.1% 685.5 -- VERIZON-BUSINESS-MAE-AS6066 - Verizon Business Network Services Inc. 9 - AS16045 677 0.0% 677.0 -- SPEKTAR-AD Spektar AD 10 - AS16935 2000 0.1% 666.7 -- KSC-NETWORKS - Kingland Systems Corp. 11 - AS56915 617 0.0% 617.0 -- ASELITTELECOM Elit Telecom Ltd. 12 - AS15770 593 0.0% 593.0 -- DERWENTSIDE Derwentside District Council 13 - AS26779 1760 0.1% 586.7 -- PANDO-NETWORKS - Pando Networks 14 - AS48018 582 0.0% 582.0 -- MTB-COMPUTER-SERVICES-LTD MTB Computer Services Ltd 15 - AS48632 580 0.0% 580.0 -- BTS-HOLDINGS-PLC BTS Holdings PLC 16 - AS39779 576 0.0% 576.0 -- MESHDIGITAL Mesh Digital Ltd 17 - AS12295 570 0.0% 570.0 -- LONDONLINK Professional Telecommunications Ltd. 18 - AS28861 569 0.0% 569.0 -- CARR-FUTURES-LONDON-AS Carr Futures Inc London 19 - AS31392 558 0.0% 558.0 -- PHOENIX-VENTURE-HOLDINGS-AS Phoenix Venture Holdings Ltd 20 - AS53045 1090 0.0% 545.0 -- TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 130.36.34.0/24 11460 0.4% AS32528 -- ABBOTT Abbot Labs 2 - 130.36.35.0/24 11460 0.4% AS32528 -- ABBOTT Abbot Labs 3 - 204.234.0.0/17 10768 0.4% AS7029 -- WINDSTREAM - Windstream Communications Inc 4 - 62.36.252.0/22 8621 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 5 - 62.36.249.0/24 6491 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 6 - 122.161.0.0/16 6329 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 7 - 182.64.0.0/16 6240 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 8 - 62.36.241.0/24 5903 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 9 - 62.36.210.0/24 5675 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 10 - 194.63.9.0/24 4915 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 11 - 194.209.13.0/24 4495 0.2% AS13277 -- HP-MS HP-MS Autonomous System 12 - 194.209.211.0/24 4495 0.2% AS13277 -- HP-MS HP-MS Autonomous System 13 - 217.15.120.0/22 4336 0.2% AS56696 -- ASLIQUID-MPLS Liquid Telecommunications Ltd 14 - 205.107.121.0/24 4335 0.2% AS5976 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 15 - 41.223.57.0/24 3839 0.1% AS36926 -- CKL1-ASN 16 - 41.223.56.0/24 3839 0.1% AS36926 -- CKL1-ASN 17 - 202.153.174.0/24 3470 0.1% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan 18 - 67.214.235.0/24 3438 0.1% AS29933 -- OFF-CAMPUS-TELECOMMUNICATIONS - Off Campus Telecommunications 19 - 205.106.248.0/24 3277 0.1% AS5976 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 20 - 96.45.89.0/24 2905 0.1% AS16552 -- TIGGEE - Tiggee LLC Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog@nanog.org eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org