BGP Update Report Interval: 07-Jul-08 -to- 07-Aug-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 101208 1.6% 81.0 -- SIFY-AS-IN Sify Limited 2 - AS4538 94439 1.5% 18.8 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS17488 76802 1.2% 55.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 4 - AS5691 74254 1.1% 6750.4 -- MITRE-AS-5 - The MITRE Corporation 5 - AS6298 72337 1.1% 39.0 -- COX-PHX - Cox Communications Inc. 6 - AS7738 70391 1.1% 228.5 -- Telecomunicacoes da Bahia S.A. 7 - AS9051 65914 1.0% 401.9 -- IDM Autonomous System 8 - AS10396 64719 1.0% 1294.4 -- COQUI-NET - DATACOM CARIBE, INC. 9 - AS1803 64323 1.0% 50.9 -- ICMNET-5 - Sprint 10 - AS4766 47900 0.7% 53.9 -- KIXS-AS-KR Korea Telecom 11 - AS33783 45766 0.7% 277.4 -- EEPAD 12 - AS8866 43198 0.7% 135.0 -- BTC-AS Bulgarian Telecommunication Company Plc. 13 - AS17974 41321 0.6% 63.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 14 - AS4788 40328 0.6% 18.8 -- TMNET-AS-AP TM Net, Internet Service Provider 15 - AS8151 37924 0.6% 25.6 -- Uninet S.A. de C.V. 16 - AS3464 34522 0.5% 91.8 -- ASC-NET - Alabama Supercomputer Network 17 - AS9929 33682 0.5% 106.9 -- CNCNET-CN China Netcom Corp. 18 - AS18231 27893 0.4% 112.9 -- EXATT-AS-AP IOL NETCOM LTD 19 - AS702 26805 0.4% 48.8 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 20 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB 2 - AS27245 16218 0.2% 8109.0 -- HEIDRICK-CHICAGO - HEIDRICK 3 - AS5691 74254 1.1% 6750.4 -- MITRE-AS-5 - The MITRE Corporation 4 - AS30850 12469 0.2% 6234.5 -- DESMIE-AS Hellenic Trasmission System Operator S.A. 5 - AS29910 5418 0.1% 5418.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 6 - AS39105 4134 0.1% 4134.0 -- CLASS-AS SC Class Computers And Service SRL 7 - AS22678 3947 0.1% 3947.0 -- OSDE 8 - AS23082 18622 0.3% 3724.4 -- MPHI - Michigan Public Health Institute 9 - AS40627 7426 0.1% 3713.0 -- RC-COLO1 - RingCentral Inc 10 - AS44656 3448 0.1% 3448.0 -- HOLOSFIND-ROMANIA HOLOSFIND SRL 11 - AS28361 3285 0.1% 3285.0 -- 12 - AS44194 3261 0.1% 3261.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 13 - AS5382 2038 0.0% 2038.0 -- TELESYSTEM-NET Planet Service Srl 14 - AS36988 5605 0.1% 1868.3 -- MILLICOM-SL 15 - AS30929 1776 0.0% 1776.0 -- HUTCB Hidrotechnical Faculty - Technical University 16 - AS28542 1751 0.0% 1751.0 -- Gobierno del Estado de Coahuila 17 - AS39244 1661 0.0% 1661.0 -- TEQNOBASE-AS Teqnobase AS 18 - AS36966 1635 0.0% 1635.0 -- Edgenet 19 - AS40256 6445 0.1% 1611.2 -- ACS-HCMS-ASN - Affiliated Computer Services, Inc. 20 - AS42795 1600 0.0% 1600.0 -- XEROX-GENERAL-AS Xerox General Services TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 74114 1.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 221.134.222.0/24 63264 0.9% AS9583 -- SIFY-AS-IN Sify Limited 3 - 194.126.143.0/24 56525 0.8% AS9051 -- IDM Autonomous System 4 - 83.228.71.0/24 35575 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - 221.128.192.0/18 25386 0.4% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 72.50.96.0/20 20520 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 7 - 63.84.91.0/24 14884 0.2% AS27245 -- HEIDRICK-CHICAGO - HEIDRICK 8 - 62.182.216.0/21 13290 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 9 - 91.203.160.0/22 13281 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 10 - 196.42.0.0/20 12689 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 11 - 195.47.233.0/24 12459 0.2% AS30850 -- DESMIE-AS Hellenic Trasmission System Operator S.A. 12 - 210.214.144.0/24 12233 0.2% AS9583 -- SIFY-AS-IN Sify Limited 13 - 210.214.128.0/23 11757 0.2% AS9583 -- SIFY-AS-IN Sify Limited 14 - 203.63.26.0/24 10720 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 15 - 196.42.48.0/20 9348 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 16 - 72.50.112.0/20 9257 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 17 - 202.150.80.0/20 8752 0.1% AS9251 -- SPEEDNET-AP PT Speed Internet Digital 18 - 216.255.56.0/21 8670 0.1% AS7106 -- OHIOBRIGHTNET - Com Net, Inc. 19 - 196.27.104.0/21 7325 0.1% AS30969 -- TAN-NET TransAfrica Networks AS8668 -- TELONE-AS TelOne Zimbabwe P/L 20 - 196.27.108.0/22 7158 0.1% AS30969 -- TAN-NET TransAfrica Networks Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog@merit.edu eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org