BGP Update Report Interval: 28-Apr-09 -to- 29-May-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9198 58785 1.0% 233.3 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 2 - AS6389 57303 1.0% 13.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 3 - AS21491 54595 0.9% 1819.8 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 4 - AS8452 53246 0.9% 41.6 -- TEDATA TEDATA 5 - AS8151 48723 0.8% 12.6 -- Uninet S.A. de C.V. 6 - AS3130 46229 0.8% 179.9 -- RGNET-3130 RGnet/PSGnet 7 - AS35805 45913 0.8% 127.2 -- UTG-AS United Telecom AS 8 - AS17974 36111 0.6% 33.2 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 9 - AS10834 35811 0.6% 14.1 -- Telefonica Data Argentina S.A. 10 - AS20115 35268 0.6% 20.9 -- CHARTER-NET-HKY-NC - Charter Communications 11 - AS5056 34984 0.6% 296.5 -- INS-NET-2 - Iowa Network Services 12 - AS4249 32651 0.6% 180.4 -- LILLY-AS - Eli Lilly and Company 13 - AS17488 32059 0.5% 19.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 14 - AS33776 31203 0.5% 269.0 -- STARCOMMS-ASN 15 - AS4323 30360 0.5% 7.0 -- TWTC - tw telecom holdings, inc. 16 - AS30890 26554 0.5% 48.8 -- EVOLVA Evolva Telecom 17 - AS2920 25925 0.4% 316.2 -- LACOE - Los Angeles County Office of Education 18 - AS29372 25107 0.4% 317.8 -- SFR-NETWORK SFR 19 - AS5050 25065 0.4% 1790.4 -- PSC-EXT - Pittsburgh Supercomputing Center 20 - AS10620 24077 0.4% 24.3 -- TV Cable S.A. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS16931 18144 0.3% 9072.0 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc. 2 - AS15045 16317 0.3% 4079.2 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 3 - AS2 3535 0.1% 4.0 -- NAVITAIRE-AS-AU-AP Accenture - Navitaire, 4 - AS32398 20661 0.3% 3443.5 -- REALNET-ASN-1 5 - AS13153 2542 0.0% 2542.0 -- ONEWORLD OneWorld S.A. 6 - AS29229 2444 0.0% 2444.0 -- ASDA-AS Assotiation for the Development of West Athens 7 - AS8499 2252 0.0% 2252.0 -- Space Hellas Network Operation Center (NOC) 8 - AS13325 16858 0.3% 2107.2 -- STOMI - State of Michigan, DMB-CNOC 9 - AS39803 4171 0.1% 2085.5 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL 10 - AS39699 5751 0.1% 1917.0 -- SSPOY-AS Salon Seudun Puhelin Oy 11 - AS47640 5581 0.1% 1860.3 -- TRICOMPAS Tricomp Sp. z. o. o. 12 - AS21491 54595 0.9% 1819.8 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 13 - AS5050 25065 0.4% 1790.4 -- PSC-EXT - Pittsburgh Supercomputing Center 14 - AS17236 1271 0.0% 1271.0 -- TULSAL-74103 - Tulsa City-County Library 15 - AS35400 7612 0.1% 1268.7 -- MFIST Interregoinal Organization Network Technologies 16 - AS28256 1241 0.0% 1241.0 -- 17 - AS28953 2317 0.0% 1158.5 -- PIRAEUSBANK Greek banking institution 18 - AS47299 1086 0.0% 1086.0 -- DRSA-AS Dlugie Rozmowy S.A. 19 - AS41492 1082 0.0% 1082.0 -- EXIMBANK-AS SC Eximbank SA 20 - AS24994 2136 0.0% 1068.0 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 24597 0.4% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 41.204.2.0/24 20567 0.3% AS32398 -- REALNET-ASN-1 3 - 64.69.192.0/20 18134 0.3% AS16931 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc. 4 - 192.12.120.0/24 10437 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 5 - 89.218.218.0/23 7837 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 6 - 89.218.220.0/23 7833 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 7 - 92.46.244.0/23 7830 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 8 - 95.59.4.0/22 7823 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 9 - 95.59.2.0/23 7818 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 10 - 95.59.8.0/23 7817 0.1% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 11 - 123.49.152.0/24 7538 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 12 - 90.150.0.0/24 7284 0.1% AS35400 -- MFIST Interregoinal Organization Network Technologies 13 - 63.144.223.0/24 7006 0.1% AS30221 -- T3COM - T3 Communications, Inc. 14 - 72.42.204.0/23 6972 0.1% AS40060 -- AAAWI - AAA Wireless, Inc. 15 - 123.49.144.0/21 6876 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 16 - 195.96.69.0/24 6089 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System 17 - 193.201.184.0/21 5865 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 18 - 63.103.104.0/22 5668 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 19 - 63.103.108.0/23 5668 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 20 - 81.199.18.0/24 5657 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 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