BGP Update Report Interval: 11-Apr-13 -to- 18-Apr-13 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47331 72724 3.2% 35.3 -- TTNET TTNet A.S. 2 - AS58113 67954 3.0% 102.0 -- LIR-AS LIR DATACENTER TELECOM SRL 3 - AS9829 61658 2.8% 74.6 -- BSNL-NIB National Internet Backbone 4 - AS8402 39683 1.8% 35.6 -- CORBINA-AS OJSC "Vimpelcom" 5 - AS3909 25132 1.1% 6283.0 -- QWEST-AS-3908 - Qwest Communications Company, LLC 6 - AS2708 18314 0.8% 231.8 -- Universidad de Guanajuato 7 - AS36998 16814 0.8% 24.2 -- SDN-MOBITEL 8 - AS24863 15868 0.7% 27.5 -- LINKdotNET-AS 9 - AS28573 15560 0.7% 10.3 -- NET Serviços de Comunicação S.A. 10 - AS34984 15326 0.7% 21.1 -- TELLCOM-AS TELLCOM ILETISIM HIZMETLERI A.S. 11 - AS33776 14457 0.7% 116.6 -- STARCOMMS-ASN 12 - AS21947 13698 0.6% 1956.9 -- TRANSARIA - TransAria, Inc. 13 - AS17974 13486 0.6% 10.8 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 14 - AS6713 13478 0.6% 25.3 -- IAM-AS 15 - AS8551 13196 0.6% 17.0 -- BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone 16 - AS4538 12952 0.6% 27.6 -- ERX-CERNET-BKB China Education and Research Network Center 17 - AS27738 12662 0.6% 22.3 -- Ecuadortelecom S.A. 18 - AS2118 12473 0.6% 8.8 -- RELCOM-AS OOO "NPO Relcom" 19 - AS29049 11133 0.5% 32.9 -- DELTA-TELECOM-AS Delta Telecom LTD. 20 - AS22561 10874 0.5% 57.5 -- DIGITAL-TELEPORT - Digital Teleport Inc. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6629 7384 0.3% 7384.0 -- NOAA-AS - NOAA 2 - AS10987 6953 0.3% 6953.0 -- PLUMCREEK-AS - Plum Creek Marketing, Inc. 3 - AS33521 6660 0.3% 6660.0 -- MSLA-SCHOOLS - Missoula County Public Schools 4 - AS3909 25132 1.1% 6283.0 -- QWEST-AS-3908 - Qwest Communications Company, LLC 5 - AS19406 4161 0.2% 4161.0 -- TWRS-MA - Towerstream I, Inc. 6 - AS53168 4066 0.2% 4066.0 -- CIA ESTADUAL DE GERAÇÃO E TRANSMISSÃO DE ENERGIA E 7 - AS6174 5682 0.2% 2841.0 -- SPRINTLINK8 - Sprint 8 - AS14680 6894 0.3% 2298.0 -- REALE-6 - Auction.com 9 - AS21947 13698 0.6% 1956.9 -- TRANSARIA - TransAria, Inc. 10 - AS48612 8605 0.4% 1229.3 -- RTC-ORENBURG-AS CJSC "Comstar-Regions" 11 - AS37367 2377 0.1% 1188.5 -- CALLKEY 12 - AS5074 2376 0.1% 1188.0 -- ASN-ATTELS - AT&T BMGS 13 - AS9950 3468 0.2% 1156.0 -- PUBNETPLUS2-AS-KR DACOM 14 - AS4467 1122 0.1% 1122.0 -- EASYLINK3 - AT&T Services, Inc. 15 - AS42860 1021 0.1% 1021.0 -- EFT Energy Financing Team (Switzerland) AG 16 - AS55062 991 0.0% 991.0 -- GSC-MINNEAPOLISMN - Gannett Supply Corp. - Minneapolis, MN 17 - AS22216 7505 0.3% 750.5 -- SIEMENS-PLM - Siemens Corporation 18 - AS23295 750 0.0% 750.0 -- EA-01 - Extend America 19 - AS17293 2933 0.1% 733.2 -- VTXC - VTX Communications 20 - AS17783 961 0.0% 480.5 -- SRILRPG-AS SRIL RPG Autonomous System TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 209.142.140.0/24 9691 0.4% AS22561 -- DIGITAL-TELEPORT - Digital Teleport Inc. 2 - 92.246.207.0/24 8589 0.4% AS48612 -- RTC-ORENBURG-AS CJSC "Comstar-Regions" 3 - 193.19.90.0/23 8448 0.3% AS25233 -- AWALNET-ASN Arab Company For Internet & Communications Services (AwalNet)LLC AS29684 -- NOURNET-ASN Nour Communication Co.Ltd - Nournet 4 - 151.118.18.0/24 7549 0.3% AS3909 -- QWEST-AS-3908 - Qwest Communications Company, LLC 5 - 151.118.255.0/24 7520 0.3% AS3909 -- QWEST-AS-3908 - Qwest Communications Company, LLC 6 - 151.118.254.0/24 7520 0.3% AS3909 -- QWEST-AS-3908 - Qwest Communications Company, LLC 7 - 192.58.232.0/24 7384 0.3% AS6629 -- NOAA-AS - NOAA 8 - 209.200.208.0/24 6987 0.3% AS21947 -- TRANSARIA - TransAria, Inc. 9 - 199.0.244.0/22 6953 0.3% AS10987 -- PLUMCREEK-AS - Plum Creek Marketing, Inc. 10 - 69.165.112.0/20 6676 0.3% AS21947 -- TRANSARIA - TransAria, Inc. 11 - 64.25.130.0/24 6660 0.3% AS33521 -- MSLA-SCHOOLS - Missoula County Public Schools 12 - 12.139.133.0/24 5612 0.2% AS14680 -- REALE-6 - Auction.com 13 - 202.41.70.0/24 5004 0.2% AS2697 -- ERX-ERNET-AS Education and Research Network 14 - 194.63.9.0/24 4682 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 15 - 69.38.178.0/24 4161 0.2% AS19406 -- TWRS-MA - Towerstream I, Inc. 16 - 186.219.192.0/20 4066 0.2% AS53168 -- CIA ESTADUAL DE GERAÇÃO E TRANSMISSÃO DE ENERGIA E 17 - 58.184.229.0/24 3392 0.1% AS9950 -- PUBNETPLUS2-AS-KR DACOM 18 - 2.93.235.0/24 2858 0.1% AS8402 -- CORBINA-AS OJSC "Vimpelcom" 19 - 206.105.75.0/24 2841 0.1% AS6174 -- SPRINTLINK8 - Sprint 20 - 208.16.110.0/24 2841 0.1% AS6174 -- SPRINTLINK8 - Sprint 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