BGP Update Report Interval: 31-Dec-09 -to- 07-Jan-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS5800 61685 5.7% 310.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 2 - AS6389 21122 1.9% 5.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 3 - AS1790 20582 1.9% 170.1 -- Sprint US 4 - AS9829 16527 1.5% 20.8 -- BSNL-NIB National Internet Backbone 5 - AS17488 11481 1.1% 9.3 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 6 - AS4270 9432 0.9% 1886.4 -- Red de Interconexion Universitaria 7 - AS11830 9149 0.8% 10.0 -- Instituto Costarricense de Electricidad y Telecom. 8 - AS7018 8869 0.8% 5.7 -- ATT-INTERNET4 - AT&T WorldNet Services 9 - AS4755 8171 0.8% 6.3 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 10 - AS14420 7126 0.7% 18.2 -- CORPORACION NACIONAL DE TELECOMUNICACIONES CNT S.A. 11 - AS5803 6684 0.6% 64.9 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 12 - AS2386 6603 0.6% 5.2 -- INS-AS - AT&T Data Communications Services 13 - AS6478 5752 0.5% 5.2 -- ATT-INTERNET3 - AT&T WorldNet Services 14 - AS8151 5714 0.5% 5.7 -- Uninet S.A. de C.V. 15 - AS4249 5518 0.5% 31.4 -- LILLY-AS - Eli Lilly and Company 16 - AS19262 5311 0.5% 5.1 -- VZGNI-TRANSIT - Verizon Internet Services Inc. 17 - AS10620 5120 0.5% 5.1 -- TV Cable S.A. 18 - AS17974 5035 0.5% 9.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 19 - AS25620 4629 0.4% 31.1 -- COTAS LTDA. 20 - AS701 4582 0.4% 6.3 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS48754 2161 0.2% 2161.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 2 - AS4270 9432 0.9% 1886.4 -- Red de Interconexion Universitaria 3 - AS20066 1657 0.1% 1657.0 -- MORRISTECH - Morris Technologies, Inc. 4 - AS26516 1066 0.1% 1066.0 -- TMDAS - TMD FRICTION,INC 5 - AS27667 756 0.1% 756.0 -- Universidad Autonoma de la Laguna 6 - AS31055 1445 0.1% 722.5 -- CONSULTIX-AS Consultix GmbH 7 - AS3786 2102 0.2% 700.7 -- LGDACOM LG DACOM Corporation 8 - AS12122 1246 0.1% 623.0 -- STJHS - St. Joseph Health System 9 - AS34787 615 0.1% 615.0 -- LYAKH-AS PF "Volodymyr Lyakh" 10 - AS25244 579 0.1% 579.0 -- DECODE-AS Decode Autonomous System 11 - AS30423 536 0.1% 536.0 -- AMEDI-3-ASN1 - Amedisys, Inc. 12 - AS48728 1416 0.1% 472.0 -- VODAFONEQATAR Vodafone Qatar Q.S.C. 13 - AS6822 2545 0.2% 424.2 -- SUPERONLINE-AS SuperOnline autonomous system 14 - AS10445 3312 0.3% 414.0 -- HTG - Huntleigh Telcom 15 - AS17819 1054 0.1% 351.3 -- ASN-EQUINIX-AP Equinix Asia Pacific 16 - AS43818 313 0.0% 313.0 -- MELLAT-AS bankmellat 17 - AS5800 61685 5.7% 310.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 18 - AS41625 279 0.0% 279.0 -- ETSERVICE-AS Express Teleservice Corp. 19 - AS36988 550 0.1% 275.0 -- MILLICOM-SL 20 - AS32398 2175 0.2% 271.9 -- REALNET-ASN-1 TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 170.210.56.0/22 9289 0.8% AS4270 -- Red de Interconexion Universitaria 2 - 203.253.254.0/24 4200 0.4% AS3786 -- LGDACOM LG DACOM Corporation AS4766 -- KIXS-AS-KR Korea Telecom 3 - 204.214.88.0/24 4002 0.3% AS1790 -- Sprint US 4 - 69.34.220.0/22 3993 0.3% AS1790 -- Sprint US 5 - 69.69.228.0/22 3993 0.3% AS1790 -- Sprint US 6 - 69.34.252.0/23 3993 0.3% AS1790 -- Sprint US 7 - 67.77.98.0/23 3992 0.3% AS1790 -- Sprint US 8 - 202.5.154.0/24 3225 0.3% AS17557 -- PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 9 - 192.12.120.0/24 2799 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 10 - 91.212.23.0/24 2161 0.2% AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 11 - 214.13.24.0/21 1915 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 12 - 214.13.108.0/24 1813 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 13 - 214.13.99.0/24 1811 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 14 - 214.13.109.0/24 1811 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 15 - 214.13.32.0/24 1810 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 16 - 214.13.96.0/24 1810 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 17 - 214.13.24.0/24 1809 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 18 - 214.13.20.0/24 1808 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 19 - 214.13.22.0/24 1807 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 20 - 214.13.21.0/24 1807 0.2% AS5800 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 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