BGP Update Report Interval: 14-Jun-12 -to- 21-Jun-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8452 113559 4.4% 62.4 -- TE-AS TE-AS 2 - AS9829 50283 2.0% 38.7 -- BSNL-NIB National Internet Backbone 3 - AS8402 45797 1.8% 23.5 -- CORBINA-AS OJSC "Vimpelcom" 4 - AS13188 41623 1.6% 79.3 -- BANKINFORM-AS TOV "Bank-Inform" 5 - AS19361 32335 1.3% 951.0 -- Atrium Telecomunicacoes Ltda 6 - AS12479 28842 1.1% 38.1 -- UNI2-AS France Telecom Espana SA 7 - AS24560 27934 1.1% 26.8 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 8 - AS7303 25098 1.0% 17.4 -- Telecom Argentina S.A. 9 - AS17813 25074 1.0% 188.5 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 10 - AS5800 21992 0.9% 83.3 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 11 - AS13118 20121 0.8% 419.2 -- ASN-YARTELECOM OJSC Rostelecom 12 - AS28057 18560 0.7% 1546.7 -- Contecol 13 - AS26615 16782 0.7% 18.4 -- Tim Celular S.A. 14 - AS17621 16250 0.6% 106.9 -- CNCGROUP-SH China Unicom Shanghai network 15 - AS28573 16052 0.6% 8.1 -- NET Servicos de Comunicao S.A. 16 - AS7552 14335 0.6% 12.1 -- VIETEL-AS-AP Vietel Corporation 17 - AS7029 14153 0.6% 4.1 -- WINDSTREAM - Windstream Communications Inc 18 - AS16814 12125 0.5% 17.9 -- NSS S.A. 19 - AS17974 11505 0.5% 5.9 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS25620 10104 0.4% 53.7 -- COTAS LTDA. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS45264 4799 0.2% 2399.5 -- BAJAJALLIANZLIFE-AS-AP Bajaj Allianz Life Insurance Company Ltd 2 - AS28057 18560 0.7% 1546.7 -- Contecol 3 - AS45286 1387 0.1% 1387.0 -- EDIINDONESIA-AS-ID PT EDI INDONESIA 4 - AS29421 1371 0.1% 1371.0 -- DCI-AS Digital Communications Incorporated Ltd. 5 - AS30944 1258 0.1% 1258.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove "DKD" 6 - AS29126 972 0.0% 972.0 -- DATIQ-AS Datiq B.V. 7 - AS19361 32335 1.3% 951.0 -- Atrium Telecomunicacoes Ltda 8 - AS40848 911 0.0% 911.0 -- FMFCU - Franklin Mint FCU 9 - AS55665 824 0.0% 824.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 10 - AS3 635 0.0% 1139.0 -- UNIXSTORM-AS Unix Storm - Michal Gottlieb 11 - AS3 555 0.0% 1322.0 -- UNIXSTORM-AS Unix Storm - Michal Gottlieb 12 - AS11652 2517 0.1% 503.4 -- TFCL-2 - TERRA FIRMA COMMUNICATIONS, LLC 13 - AS57201 459 0.0% 459.0 -- EDF-AS Estonian Defence Forces 14 - AS13118 20121 0.8% 419.2 -- ASN-YARTELECOM OJSC Rostelecom 15 - AS38857 814 0.0% 407.0 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd. 16 - AS19406 4428 0.2% 402.5 -- TWRS-MA - Towerstream I, Inc. 17 - AS43230 346 0.0% 346.0 -- OMNIPORT-AS OMNIPORT SRL 18 - AS16064 330 0.0% 330.0 -- INFOPAC-AS Joint-Stock Company INFOPAC 19 - AS51624 322 0.0% 322.0 -- ITC21VEK-AS ITC XXI Century Ltd. 20 - AS28666 4398 0.2% 314.1 -- HOSTLOCATION LTDA TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 19886 0.7% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 220.196.26.0/24 15945 0.6% AS17621 -- CNCGROUP-SH China Unicom Shanghai network 3 - 41.43.147.0/24 11685 0.4% AS8452 -- TE-AS TE-AS 4 - 122.161.0.0/16 10614 0.4% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 5 - 62.36.252.0/22 7930 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 6 - 182.64.0.0/16 7567 0.3% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 7 - 62.36.249.0/24 6595 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 8 - 202.56.215.0/24 6459 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 9 - 62.36.241.0/24 6172 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 10 - 59.177.48.0/20 6054 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 11 - 62.36.210.0/24 6021 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 12 - 194.63.9.0/24 5263 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 13 - 202.159.192.0/19 4837 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 14 - 202.90.40.0/24 4797 0.2% AS45264 -- BAJAJALLIANZLIFE-AS-AP Bajaj Allianz Life Insurance Company Ltd 15 - 69.38.178.0/24 4408 0.2% AS19406 -- TWRS-MA - Towerstream I, Inc. 16 - 59.177.64.0/18 3362 0.1% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 17 - 59.177.144.0/20 3097 0.1% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 18 - 115.170.128.0/17 2206 0.1% AS4847 -- CNIX-AP China Networks Inter-Exchange 19 - 215.65.61.0/24 1889 0.1% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 20 - 190.9.120.0/24 1720 0.1% AS11581 -- TRANSTEL S.A. 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