BGP Update Report Interval: 23-Aug-12 -to- 30-Aug-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8402 50659 2.2% 26.8 -- CORBINA-AS OJSC "Vimpelcom" 2 - AS9829 39453 1.7% 30.2 -- BSNL-NIB National Internet Backbone 3 - AS10198 33365 1.4% 6673.0 -- CUP-AS-KR Catholic University of Pusan 4 - AS6517 31766 1.4% 61.2 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc 5 - AS24560 30170 1.3% 29.0 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 6 - AS30137 27638 1.2% 453.1 -- SEA-BROADBAND - Sea Broadband, LLC 7 - AS22561 26874 1.1% 25.8 -- DIGITAL-TELEPORT - Digital Teleport Inc. 8 - AS1637 18388 0.8% 206.6 -- DNIC-AS-01637 - Headquarters, USAISC 9 - AS13118 18051 0.8% 376.1 -- ASN-YARTELECOM OJSC Rostelecom 10 - AS27947 16857 0.7% 23.3 -- Telconet S.A 11 - AS2697 16556 0.7% 78.1 -- ERX-ERNET-AS Education and Research Network 12 - AS10620 16227 0.7% 7.6 -- Telmex Colombia S.A. 13 - AS6458 14218 0.6% 15.9 -- Telgua 14 - AS11492 13834 0.6% 11.6 -- CABLEONE - CABLE ONE, INC. 15 - AS6389 13685 0.6% 4.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 16 - AS8151 13594 0.6% 8.7 -- Uninet S.A. de C.V. 17 - AS7029 13198 0.6% 3.7 -- WINDSTREAM - Windstream Communications Inc 18 - AS19361 13158 0.6% 387.0 -- Atrium Telecomunicacoes Ltda 19 - AS7738 12237 0.5% 22.1 -- Telecomunicacoes da Bahia S.A. 20 - AS27738 12103 0.5% 21.7 -- Ecuadortelecom S.A. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS10198 33365 1.4% 6673.0 -- CUP-AS-KR Catholic University of Pusan 2 - AS38920 8126 0.3% 4063.0 -- TURKLANDBANK-TR TURKLANDBANK 3 - AS14680 6787 0.3% 2262.3 -- REALE-6 - Auction.com 4 - AS52378 1716 0.1% 1716.0 -- UNIVERSIDAD NACIONAL DE VILLA MARIA 5 - AS44410 4818 0.2% 1606.0 -- ENTEKHAB-AS ENTEKHAB INDUSTRIAL GROUP 6 - AS16535 4394 0.2% 1464.7 -- ECHOS-3 - Echostar Holding Purchasing Corporation 7 - AS19859 2465 0.1% 1232.5 -- FLAIR-DATA-SYSTEMS - Flair Data Systems 8 - AS4623 7507 0.3% 938.4 -- CHEVALIER-AS01 Chevalier (Internet) Limited autonomous system #1 9 - AS27771 1857 0.1% 928.5 -- Instituto Venezolano de Investigaciones Cientificas 10 - AS29126 850 0.0% 850.0 -- DATIQ-AS Datiq B.V. 11 - AS52297 802 0.0% 802.0 -- HAICOM (Haiti Communications, S.A.) 12 - AS43298 749 0.0% 749.0 -- SEQUENCE-AS Sequence Collective Ltd 13 - AS10445 3524 0.1% 704.8 -- HTG - Huntleigh Telcom 14 - AS32529 618 0.0% 618.0 -- CGI-FEDERAL-ASN-1 - CGI Federal 15 - AS38857 1120 0.1% 560.0 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd. 16 - AS55856 1041 0.0% 520.5 -- UNIMAS-MY Universiti Malaysia Sarawak 17 - AS29398 490 0.0% 490.0 -- PETROBALTIC "Petrobaltic" S.A. 18 - AS52851 967 0.0% 483.5 -- 19 - AS21023 468 0.0% 468.0 -- UPB-AS Joint Stock Company Ural Industrial Bank 20 - AS30137 27638 1.2% 453.1 -- SEA-BROADBAND - Sea Broadband, LLC TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 17909 0.7% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 184.159.130.0/23 13650 0.6% AS22561 -- DIGITAL-TELEPORT - Digital Teleport Inc. 3 - 184.157.224.0/19 10578 0.4% AS22561 -- DIGITAL-TELEPORT - Digital Teleport Inc. 4 - 200.46.0.0/19 10214 0.4% AS21599 -- NETDIRECT S.A. 5 - 122.161.0.0/16 9424 0.4% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 6 - 194.156.165.0/24 8059 0.3% AS38920 -- TURKLANDBANK-TR TURKLANDBANK 7 - 66.6.104.0/24 7578 0.3% AS10970 -- LIGHTEDGE - LightEdge Solutions 8 - 110.9.62.0/23 6998 0.3% AS10198 -- CUP-AS-KR Catholic University of Pusan 9 - 110.9.61.0/24 6998 0.3% AS10198 -- CUP-AS-KR Catholic University of Pusan 10 - 110.9.64.0/23 6997 0.3% AS10198 -- CUP-AS-KR Catholic University of Pusan 11 - 202.41.70.0/24 6289 0.3% AS2697 -- ERX-ERNET-AS Education and Research Network 12 - 202.56.215.0/24 6252 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 13 - 210.93.62.0/23 6187 0.2% AS10198 -- CUP-AS-KR Catholic University of Pusan 14 - 203.232.208.0/21 6185 0.2% AS10198 -- CUP-AS-KR Catholic University of Pusan 15 - 123.252.208.0/24 5642 0.2% AS17762 -- HTIL-TTML-IN-AP Tata Teleservices Maharashtra Ltd 16 - 210.10.118.0/23 5548 0.2% AS7600 -- ESCAPE-NET-AS Escape.net 17 - 12.139.133.0/24 5491 0.2% AS14680 -- REALE-6 - Auction.com 18 - 194.63.9.0/24 5112 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 19 - 67.47.194.0/23 4386 0.2% AS16535 -- ECHOS-3 - Echostar Holding Purchasing Corporation 20 - 182.64.0.0/16 4264 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 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