BGP Update Report Interval: 09-Jun-11 -to- 16-Jun-11 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15557 251419 12.5% 13.0 -- LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS) 2 - AS7184 203062 10.1% 3562.5 -- Universidad Verecruzana 3 - AS9198 59219 2.9% 160.9 -- KAZTELECOM-AS JSC Kazakhtelecom 4 - AS5434 38538 1.9% 313.3 -- NURSAT-ALA-AS Nursat-Almaty 5 - AS9829 32330 1.6% 38.7 -- BSNL-NIB National Internet Backbone 6 - AS17974 22978 1.1% 12.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 7 - AS11492 18977 0.9% 26.5 -- CABLEONE - CABLE ONE, INC. 8 - AS19743 18491 0.9% 3081.8 -- 9 - AS32528 17081 0.8% 2846.8 -- ABBOTT Abbot Labs 10 - AS9498 15336 0.8% 19.2 -- BBIL-AP BHARTI Airtel Ltd. 11 - AS23091 14466 0.7% 2411.0 -- Universidad Autonoma Chapingo 12 - AS33475 12895 0.6% 90.2 -- RSN-1 - RockSolid Network, Inc. 13 - AS45595 10294 0.5% 50.2 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited 14 - AS24560 10191 0.5% 9.1 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 15 - AS3320 9726 0.5% 389.0 -- DTAG Deutsche Telekom AG 16 - AS7552 9303 0.5% 10.7 -- VIETEL-AS-AP Vietel Corporation 17 - AS7029 9229 0.5% 6.5 -- WINDSTREAM - Windstream Communications Inc 18 - AS27738 8898 0.4% 26.2 -- Ecuadortelecom S.A. 19 - AS11915 8438 0.4% 127.8 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 20 - AS15399 7923 0.4% 101.6 -- WANANCHI-KE TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS7184 203062 10.1% 3562.5 -- Universidad Verecruzana 2 - AS19743 18491 0.9% 3081.8 -- 3 - AS32528 17081 0.8% 2846.8 -- ABBOTT Abbot Labs 4 - AS3454 7559 0.4% 2519.7 -- Universidad Autonoma de Nuevo Leon 5 - AS23091 14466 0.7% 2411.0 -- Universidad Autonoma Chapingo 6 - AS28519 5578 0.3% 1859.3 -- Universidad Autonoma de Guadalajara, A.C. 7 - AS31815 2626 0.1% 1313.0 -- MEDIATEMPLE - Media Temple, Inc. 8 - AS28493 1304 0.1% 1304.0 -- Universidad Pedagogica Nacional 9 - AS49600 937 0.1% 937.0 -- LASEDA La Seda de Barcelona, S.A 10 - AS33260 3742 0.2% 935.5 -- HOSTASAURUS - Hostasaurus, Inc. 11 - AS17408 3541 0.2% 885.2 -- ABOVE-AS-AP AboveNet Communications Taiwan 12 - AS44967 6158 0.3% 879.7 -- TASIO Tasio Ltd 13 - AS25090 858 0.0% 858.0 -- EOS-AS Energie Ouest Suisse Autonomous System 14 - AS56204 2628 0.1% 657.0 -- NETMAX-NP Anam Nagar 15 - AS51236 638 0.0% 638.0 -- OLIMPKZ-NET Olimp KZ LLC. 16 - AS38464 3008 0.1% 601.6 -- GLOBAL-NP GISPL ISP/NSP Of Nepal 17 - AS4613 1195 0.1% 597.5 -- MOS-NP Mercantile Office Systems 18 - AS17770 5824 0.3% 582.4 -- SUNTEL-WOW Suntel Limited 19 - AS38750 567 0.0% 567.0 -- TDS-AS-ID Telemedia Dinamika Sarana, PT 20 - AS9849 4360 0.2% 545.0 -- CWD-AS Office of the president TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.92.235.0/24 11888 0.5% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 2 - 91.217.214.0/24 9588 0.4% AS3320 -- DTAG Deutsche Telekom AG 3 - 130.36.34.0/24 8537 0.4% AS32528 -- ABBOTT Abbot Labs 4 - 130.36.35.0/24 8535 0.4% AS32528 -- ABBOTT Abbot Labs 5 - 200.23.202.0/24 7552 0.3% AS3454 -- Universidad Autonoma de Nuevo Leon 6 - 148.226.145.0/24 3787 0.2% AS7184 -- Universidad Verecruzana 7 - 148.226.152.0/24 3779 0.2% AS7184 -- Universidad Verecruzana 8 - 148.226.60.0/24 3778 0.2% AS7184 -- Universidad Verecruzana 9 - 148.226.147.0/24 3777 0.2% AS7184 -- Universidad Verecruzana 10 - 148.226.61.0/24 3777 0.2% AS7184 -- Universidad Verecruzana 11 - 148.226.149.0/24 3775 0.2% AS7184 -- Universidad Verecruzana 12 - 148.226.62.0/24 3775 0.2% AS7184 -- Universidad Verecruzana 13 - 148.226.128.0/24 3773 0.2% AS7184 -- Universidad Verecruzana 14 - 148.226.50.0/24 3772 0.2% AS7184 -- Universidad Verecruzana 15 - 148.226.46.0/24 3771 0.2% AS7184 -- Universidad Verecruzana 16 - 148.226.35.0/24 3770 0.2% AS7184 -- Universidad Verecruzana 17 - 148.226.144.0/24 3769 0.2% AS7184 -- Universidad Verecruzana 18 - 148.226.156.0/24 3768 0.2% AS7184 -- Universidad Verecruzana 19 - 148.226.37.0/24 3768 0.2% AS7184 -- Universidad Verecruzana 20 - 148.226.36.0/24 3767 0.2% AS7184 -- Universidad Verecruzana 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