BGP Update Report Interval: 08-Dec-11 -to- 15-Dec-11 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS42116 163949 8.9% 3345.9 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 2 - AS8402 44512 2.4% 24.5 -- CORBINA-AS OJSC "Vimpelcom" 3 - AS9829 30388 1.6% 39.4 -- BSNL-NIB National Internet Backbone 4 - AS27738 28941 1.6% 85.1 -- Ecuadortelecom S.A. 5 - AS44568 25931 1.4% 1525.4 -- OPSOURCE-UK OpSource, Inc 6 - AS8163 25030 1.4% 80.7 -- METROTEL REDES S.A. 7 - AS7552 24318 1.3% 16.0 -- VIETEL-AS-AP Vietel Corporation 8 - AS32528 24316 1.3% 4863.2 -- ABBOTT Abbot Labs 9 - AS20632 19939 1.1% 586.4 -- PETERSTAR-AS PeterStar 10 - AS55515 18990 1.0% 791.2 -- ONE-NET-HK INTERNET-SOLUTION -HK 11 - AS24560 14095 0.8% 14.2 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 12 - AS19223 13134 0.7% 13134.0 -- NTEGRATED-SOLUTIONS - Ntegrated Solutions 13 - AS5800 12855 0.7% 46.9 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 14 - AS7465 12846 0.7% 988.2 -- PROCERGS - Cia. de Processamento de Dados do RGS 15 - AS17974 12603 0.7% 8.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 16 - AS6072 12586 0.7% 899.0 -- UNISYS-6072 For routing issues, email hostmaster@unisys.com 17 - AS12479 12581 0.7% 63.2 -- UNI2-AS France Telecom Espana SA 18 - AS5400 12104 0.7% 117.5 -- BT BT European Backbone 19 - AS39353 11082 0.6% 3694.0 -- PRINCAST-AS Gobierno del Principado de Asturias 20 - AS17488 10341 0.6% 14.9 -- HATHWAY-NET-AP Hathway IP Over Cable Internet TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS19223 13134 0.7% 13134.0 -- NTEGRATED-SOLUTIONS - Ntegrated Solutions 2 - AS10209 5013 0.3% 5013.0 -- SYNOPSYS-AS-JP-AP Japan HUB and Data Center 3 - AS32528 24316 1.3% 4863.2 -- ABBOTT Abbot Labs 4 - AS37378 4777 0.3% 4777.0 -- NIGERIA-AIRFORCE 5 - AS39353 11082 0.6% 3694.0 -- PRINCAST-AS Gobierno del Principado de Asturias 6 - AS42116 163949 8.9% 3345.9 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 7 - AS44568 25931 1.4% 1525.4 -- OPSOURCE-UK OpSource, Inc 8 - AS7465 12846 0.7% 988.2 -- PROCERGS - Cia. de Processamento de Dados do RGS 9 - AS6072 12586 0.7% 899.0 -- UNISYS-6072 For routing issues, email hostmaster@unisys.com 10 - AS53362 857 0.1% 857.0 -- MIXIT-AS - Mixit, Inc. 11 - AS55515 18990 1.0% 791.2 -- ONE-NET-HK INTERNET-SOLUTION -HK 12 - AS38528 783 0.0% 783.0 -- LANIC-AS-AP Lao National Internet Committee 13 - AS31598 776 0.0% 776.0 -- TELECOMAX-AS TELECOMAX 14 - AS3 3621 0.2% 237.0 -- BORYSZEW BORYSZEW SPOLKA AKCYJNA 15 - AS6066 1368 0.1% 684.0 -- VERIZON-BUSINESS-MAE-AS6066 - Verizon Business Network Services Inc. 16 - AS20632 19939 1.1% 586.4 -- PETERSTAR-AS PeterStar 17 - AS19674 1646 0.1% 548.7 -- NAVPOINT - Navpoint Internet 18 - AS24562 1611 0.1% 537.0 -- UNESCAP-AS-AP The United Nations Economic and Social Commission for Asia and the Pacific (ESCAP) 19 - AS21863 532 0.0% 532.0 -- DMVNOC - Internet Connection 20 - AS25910 526 0.0% 526.0 -- TELTRAX-ARIN - TELTRAX CORP. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 84.204.132.0/24 19840 1.0% AS20632 -- PETERSTAR-AS PeterStar 2 - 67.97.156.0/24 13134 0.7% AS19223 -- NTEGRATED-SOLUTIONS - Ntegrated Solutions 3 - 130.36.34.0/24 12152 0.6% AS32528 -- ABBOTT Abbot Labs 4 - 130.36.35.0/24 12152 0.6% AS32528 -- ABBOTT Abbot Labs 5 - 88.151.16.0/22 11080 0.6% AS39353 -- PRINCAST-AS Gobierno del Principado de Asturias 6 - 46.147.72.0/22 7023 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 7 - 46.147.80.0/22 7022 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 8 - 95.78.20.0/22 7021 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 9 - 95.78.4.0/22 7019 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 10 - 95.78.16.0/22 7017 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 11 - 46.147.76.0/22 7016 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 12 - 95.78.12.0/22 7013 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 13 - 46.147.84.0/22 7010 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 14 - 46.147.92.0/22 6989 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 15 - 46.147.120.0/22 6984 0.4% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 16 - 95.78.80.0/22 6973 0.3% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 17 - 95.78.116.0/22 6962 0.3% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 18 - 176.213.100.0/22 6960 0.3% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 19 - 95.78.108.0/22 6955 0.3% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 20 - 95.78.88.0/22 6924 0.3% AS42116 -- ERTH-NCHLN-AS CJSC "ER-Telecom Holding" 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