BGP Update Report Interval: 21-Jul-06 -to- 03-Aug-06 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS7018 28472 2.7% 19.1 -- ATT-INTERNET4 - AT&T WorldNet Services 2 - AS2386 16975 1.6% 18.5 -- INS-AS - AT&T Data Communications Services 3 - AS6147 15962 1.5% 58.9 -- Telefonica del Peru S.A.A. 4 - AS16322 14615 1.4% 152.2 -- PARSONLINE PARSONLINE Autonomous System 5 - AS39308 12535 1.2% 783.4 -- ASK-AS Andishe Sabz Khazar Autonomous System 6 - AS12497 10732 1.0% 214.6 -- SANET-GE SANET NETWORK (AS) 7 - AS30890 10597 1.0% 50.9 -- EVOLVA Evolva Telecom 8 - AS17974 10013 1.0% 24.4 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 9 - AS3561 9537 0.9% 19.5 -- SAVVIS - Savvis 10 - AS15611 9382 0.9% 87.7 -- Iranian Research Organisation 11 - AS11492 8626 0.8% 15.3 -- CABLEONE - CABLE ONE 12 - AS6478 8623 0.8% 18.2 -- ATT-INTERNET3 - AT&T WorldNet Services 13 - AS2018 7589 0.7% 56.2 -- TENET-1 14 - AS22909 7465 0.7% 20.0 -- DNEO-OSP1 - Comcast Cable Communications, Inc. 15 - AS20115 7135 0.7% 13.3 -- CHARTER-NET-HKY-NC - Charter Communications 16 - AS721 6214 0.6% 8.5 -- DISA-ASNBLK - DoD Network Information Center 17 - AS3301 5708 0.6% 18.1 -- TELIANET-SWEDEN TeliaNet Sweden 18 - AS33783 5645 0.5% 53.3 -- EEPAD 19 - AS9121 5592 0.5% 34.1 -- TTNET TTnet Autonomous System 20 - AS22291 5349 0.5% 13.4 -- CHARTER-LA - Charter Communications TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS27407 938 0.1% 938.0 -- FRISCHS-INC - Frisch's Restaurants, Inc. 2 - AS14169 1872 0.2% 936.0 -- MEAD - MEAD CORPORATION 3 - AS39308 12535 1.2% 783.4 -- ASK-AS Andishe Sabz Khazar Autonomous System 4 - AS21027 639 0.1% 639.0 -- ASN-PARADORES PARADORES Autonomous System 5 - AS12845 475 0.1% 475.0 -- INFORNET AS InforNet Systems 6 - AS34378 456 0.0% 456.0 -- RUG-AS Razguliay-UKRROS Group 7 - AS3944 432 0.0% 432.0 -- PARTAN-LAB - Partan & Partan 8 - AS3043 1680 0.2% 420.0 -- AMPHIB-AS - Amphibian Media Corporation 9 - AS31458 1955 0.2% 391.0 -- SMARTTELECOM-AS Smart Telecom Autonomous System 10 - AS36385 383 0.0% 383.0 -- GOOGLE-IT - Google Incorporated 11 - AS35076 368 0.0% 368.0 -- NAME-SERVICE-AS Service-AS 12 - AS39441 360 0.0% 360.0 -- NAMIONET NamioNet Autonomous System 13 - AS7013 1376 0.1% 344.0 -- NETSELECT - Health Sciences Libraries Consortium 14 - AS15755 340 0.0% 340.0 -- ISPRO Autonomous System Izmir,TURKEY 15 - AS39074 328 0.0% 328.0 -- IR-SEPANTA-ISP Sepanta Communication Development Co. Ltd 16 - AS34666 635 0.1% 317.5 -- GLB1-AS "Global-Erty" JSC 17 - AS14410 1563 0.1% 312.6 -- DALTON - MCM, Inc., DBA: Internet@Dalton 18 - AS22683 901 0.1% 300.3 -- PHILIPS-INTERNET Koninklijke Philips Electronics N.V. (internet presence) 19 - AS36063 298 0.0% 298.0 -- ITSPEED-0001 - Arrownet, Inc. 20 - AS35288 273 0.0% 273.0 -- INTERDIGITAL-AS INTERDIGITAL TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 159.124.160.0/19 1806 0.2% AS14169 -- MEAD - MEAD CORPORATION 2 - 209.140.24.0/24 1677 0.1% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 3 - 208.0.225.0/24 1425 0.1% AS11139 -- CWRIN CW BARBADOS 4 - 206.251.163.0/24 1409 0.1% AS4314 -- I-55-INTERNET-SERVICES-INC - I-55 INTERNET SERVICES 5 - 203.112.154.0/24 1194 0.1% AS17783 -- SRILRPG-AS SRIL RPG Autonomous System 6 - 89.144.128.0/21 1075 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 7 - 170.210.128.0/21 1042 0.1% AS4270 -- Red de Interconexion Universitaria 8 - 209.160.56.0/22 1020 0.1% AS14361 -- HOPONE-DCA - HopOne Internet Corporation 9 - 66.117.207.0/24 938 0.1% AS27407 -- FRISCHS-INC - Frisch's Restaurants, Inc. 10 - 89.144.134.0/24 936 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 11 - 89.144.129.0/24 933 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 12 - 89.144.130.0/24 932 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 13 - 89.144.132.0/24 932 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 14 - 89.144.128.0/24 932 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 15 - 89.144.133.0/24 932 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 16 - 89.144.131.0/24 932 0.1% AS39308 -- ASK-AS Andishe Sabz Khazar Autonomous System 17 - 208.28.80.0/21 801 0.1% AS7013 -- NETSELECT - Health Sciences Libraries Consortium 18 - 143.81.0.0/21 788 0.1% AS6034 -- DDN-ASNBLK - DoD Network Information Center 19 - 198.92.192.0/21 731 0.1% AS16559 -- REALCONNECT-01 - RealConnect, Inc 20 - 216.207.169.0/24 705 0.1% AS19888 -- ATECHNO - AUTOMATED INTERNET TECHNOLOGIES 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 ausnog@ausnog.net