BGP Update Report Interval: 23-Mar-07 -to- 05-Apr-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS17974 23281 1.9% 87.9 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 2 - AS9121 23085 1.8% 39.8 -- TTNET TTnet Autonomous System 3 - AS9829 18389 1.5% 145.9 -- BSNL-NIB National Internet Backbone 4 - AS24731 14822 1.2% 361.5 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 5 - AS306 13157 1.1% 72.3 -- DNIC - DoD Network Information Center 6 - AS5786 10298 0.8% 64.8 -- UPRENET - University of Puerto Rico 7 - AS8447 9195 0.7% 129.5 -- TELEKOM-AT Telekom Austria AutonomousSystem 8 - AS9583 8952 0.7% 8.5 -- SIFY-AS-IN Sify Limited 9 - AS4621 8952 0.7% 63.5 -- UNSPECIFIED UNINET-TH 10 - AS721 8229 0.7% 19.3 -- DISA-ASNBLK - DoD Network Information Center 11 - AS3255 8163 0.7% 61.8 -- UARNET-AS Ukrainian Academic and Research Network 12 - AS7545 7773 0.6% 15.3 -- TPG-INTERNET-AP TPG Internet Pty Ltd 13 - AS17557 7761 0.6% 20.7 -- PKTELECOM-AS-AP Pakistan Telecom 14 - AS702 7739 0.6% 18.6 -- AS702 MCI EMEA - Commercial IP service provider in Europe 15 - AS18231 7245 0.6% 59.9 -- EXATT-AS-AP Exatt Technologies Private Ltd. 16 - AS30890 7227 0.6% 34.7 -- EVOLVA Evolva Telecom 17 - AS12654 7183 0.6% 175.2 -- RIPE-NCC-RIS-AS RIPE NCC RIS project 18 - AS22291 6904 0.6% 13.5 -- CHARTER-LA - Charter Communications 19 - AS17645 6699 0.5% 609.0 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 20 - AS15471 6409 0.5% 42.4 -- SNR-RO SNR - Societatea Nationala de Radiocomunicatii TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS3043 3119 0.2% 3119.0 -- AMPHIB-AS - Amphibian Media Corporation 2 - AS31594 2826 0.2% 2826.0 -- FORTESS-AS Fortess LLC Network 3 - AS38077 6040 0.5% 1510.0 -- TIMOR-TELECOM-AS-AP Timor Telecom, SA 4 - AS34378 859 0.1% 859.0 -- RUG-AS Razguliay-UKRROS Group 5 - AS38151 835 0.1% 835.0 -- ENUM-AS-ID APJII-RD 6 - AS11828 3327 0.3% 831.8 -- SOINET - State of Illinois/CMS 7 - AS31307 698 0.1% 698.0 -- YKYATIRIM YAPI KREDI YATIRIM 8 - AS41664 668 0.1% 668.0 -- SEMSER-AS Semser Provider LLP 9 - AS36487 4667 0.4% 666.7 -- NEB-SANDHILLS-NET - Consolidated Telephone Company 10 - AS10210 650 0.1% 650.0 -- HOSTECHNET-AP Hostech.Net 11 - AS17645 6699 0.5% 609.0 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 12 - AS33188 1180 0.1% 590.0 -- 13 - AS29700 1763 0.1% 587.7 -- CYPRESS-SEMICONDUCTOR - Cypress Semiconductor 14 - AS9747 1691 0.1% 563.7 -- EZINTERNET-AS-AP EZInternet Pty Ltd 15 - AS30707 1610 0.1% 536.7 -- 16 - AS36867 512 0.0% 512.0 -- Kokonet-BGP 17 - AS13292 490 0.0% 490.0 -- BK DAT 18 - AS35423 486 0.0% 486.0 -- PIRCHER Josef Pircher BetriebsGmbH 19 - AS19760 481 0.0% 481.0 -- CALPINECORP-1 - CALPINE CORP 20 - AS24102 479 0.0% 479.0 -- PEOPLESUPPORT-AS-CEBU-AP PeopleSupport Inc. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 81.213.47.0/24 5206 0.3% AS9121 -- TTNET TTnet Autonomous System 2 - 81.212.197.0/24 4796 0.3% AS9121 -- TTNET TTnet Autonomous System 3 - 59.94.240.0/20 3964 0.3% AS9829 -- BSNL-NIB National Internet Backbone 4 - 59.94.192.0/20 3964 0.3% AS9829 -- BSNL-NIB National Internet Backbone 5 - 59.95.240.0/20 3964 0.3% AS9829 -- BSNL-NIB National Internet Backbone 6 - 59.94.160.0/20 3964 0.3% AS9829 -- BSNL-NIB National Internet Backbone 7 - 81.212.39.0/24 3567 0.2% AS9121 -- TTNET TTnet Autonomous System 8 - 89.4.130.0/24 3474 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 9 - 89.4.129.0/24 3469 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 10 - 89.4.131.0/24 3430 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 11 - 89.4.128.0/24 3419 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 12 - 163.191.160.0/19 3323 0.2% AS11828 -- SOINET - State of Illinois/CMS 13 - 209.140.24.0/24 3119 0.2% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 14 - 194.242.124.0/22 2826 0.2% AS31594 -- FORTESS-AS Fortess LLC Network 15 - 80.243.64.0/20 2485 0.2% AS21332 -- NTC-AS New Telephone Company 16 - 192.6.180.0/24 2476 0.2% AS2129 -- HP-EUROPE-AS-TRADE Hewlett-Packard 17 - 58.65.1.0/24 2306 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 18 - 202.136.176.0/24 2173 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 19 - 202.136.182.0/24 2168 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 20 - 62.89.226.0/24 2146 0.1% AS20663 -- INAR-VOLOGDA-AS Autonomous System of Vologda 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
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