BGP Update Report Interval: 19-May-11 -to- 26-May-11 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9829 65222 4.0% 70.1 -- BSNL-NIB National Internet Backbone 2 - AS14420 33536 2.1% 50.0 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP 3 - AS19743 31786 1.9% 5297.7 -- 4 - AS9498 29521 1.8% 36.4 -- BBIL-AP BHARTI Airtel Ltd. 5 - AS11492 27677 1.7% 23.6 -- CABLEONE - CABLE ONE, INC. 6 - AS24560 27213 1.7% 23.6 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 7 - AS17974 21019 1.3% 12.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 8 - AS18881 19891 1.2% 209.4 -- Global Village Telecom 9 - AS32528 17721 1.1% 5907.0 -- ABBOTT Abbot Labs 10 - AS17488 12519 0.8% 23.4 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 11 - AS25543 10254 0.6% 277.1 -- FasoNet-AS 12 - AS210 9831 0.6% 38.1 -- WEST-NET-WEST - Utah Education Network 13 - AS8402 9498 0.6% 15.4 -- CORBINA-AS Corbina Telecom 14 - AS45595 9329 0.6% 40.6 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited 15 - AS14522 8694 0.5% 41.8 -- Satnet 16 - AS8151 8604 0.5% 9.4 -- Uninet S.A. de C.V. 17 - AS44609 8580 0.5% 2860.0 -- FNA Fars News Agency Cultural Arts Institute 18 - AS3320 8148 0.5% 452.7 -- DTAG Deutsche Telekom AG 19 - AS18002 7814 0.5% 46.2 -- WORLDPHONE-IN AS Number for Interdomain Routing 20 - AS45514 7742 0.5% 25.5 -- TELEMEDIA-SMB-AS-AP Bharti Airtel Ltd., TELEMEDIA Services, for SMB customers TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS49367 7390 0.5% 7390.0 -- ASSEFLOW Seflow S.N.C. Di Marco Brame' & C. 2 - AS32528 17721 1.1% 5907.0 -- ABBOTT Abbot Labs 3 - AS19743 31786 1.9% 5297.7 -- 4 - AS3454 7648 0.5% 3824.0 -- Universidad Autonoma de Nuevo Leon 5 - AS17408 3520 0.2% 3520.0 -- ABOVE-AS-AP AboveNet Communications Taiwan 6 - AS44609 8580 0.5% 2860.0 -- FNA Fars News Agency Cultural Arts Institute 7 - AS37312 1628 0.1% 1628.0 -- Clickatell 8 - AS49600 1339 0.1% 1339.0 -- LASEDA La Seda de Barcelona, S.A 9 - AS48640 846 0.1% 846.0 -- MAZ-AS MAZ Mutua de Accidentes de Trabajo y Enfermedades 10 - AS21271 793 0.1% 793.0 -- SOTELMABGP 11 - AS50347 778 0.1% 778.0 -- ZONTERRA-AS Zonterra Corp SRL 12 - AS24919 3349 0.2% 669.8 -- CUBIO-AS Oy Cubio Communications Ltd. 13 - AS34043 491 0.0% 491.0 -- RISS Internet Security Systems SRL 14 - AS56164 468 0.0% 468.0 -- MHM-AS-AP Marriott Hotel Manila 15 - AS50461 1376 0.1% 458.7 -- ALMADINAH-AS Almadinah Ltd 16 - AS3320 8148 0.5% 452.7 -- DTAG Deutsche Telekom AG 17 - AS3 418 0.0% 735.0 -- ALCAD-SI Alcad podjetje za projektiranje, trgovino in storitve d.o.o. 18 - AS1706 3401 0.2% 377.9 -- UNIV-ARIZ - University of Arizona 19 - AS38789 353 0.0% 353.0 -- IAHGAMES-AS-ID IAHGames Indonesia PT 20 - AS38388 3045 0.2% 338.3 -- BEN-AS-KR Bukbu District Office of Education in Seoul TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.92.235.0/24 9638 0.6% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 2 - 130.36.34.0/24 8860 0.5% AS32528 -- ABBOTT Abbot Labs 3 - 130.36.35.0/24 8859 0.5% AS32528 -- ABBOTT Abbot Labs 4 - 91.217.214.0/24 8068 0.5% AS3320 -- DTAG Deutsche Telekom AG 5 - 200.23.202.0/24 7646 0.4% AS3454 -- Universidad Autonoma de Nuevo Leon 6 - 95.141.32.0/20 7390 0.4% AS49367 -- ASSEFLOW Seflow S.N.C. Di Marco Brame' & C. 7 - 65.122.196.0/24 6196 0.4% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 8 - 72.164.144.0/24 5127 0.3% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 9 - 66.238.91.0/24 5118 0.3% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 10 - 65.163.182.0/24 5118 0.3% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 11 - 65.162.204.0/24 5117 0.3% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 12 - 66.89.98.0/24 5117 0.3% AS19743 -- AS5511 -- OPENTRANSIT France Telecom - Orange - Worldwide IP Backbone 13 - 178.22.72.0/21 4304 0.2% AS44609 -- FNA Fars News Agency Cultural Arts Institute 14 - 178.22.79.0/24 4256 0.2% AS44609 -- FNA Fars News Agency Cultural Arts Institute 15 - 202.153.174.0/24 3520 0.2% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan 16 - 65.181.192.0/23 3327 0.2% AS11492 -- CABLEONE - CABLE ONE, INC. 17 - 24.116.2.0/24 2810 0.2% AS11492 -- CABLEONE - CABLE ONE, INC. 18 - 24.116.1.0/24 2626 0.1% AS11492 -- CABLEONE - CABLE ONE, INC. 19 - 195.8.34.0/23 2577 0.1% AS20632 -- PETERSTAR-AS PeterStar 20 - 208.54.82.0/24 2131 0.1% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 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