BGP Update Report Interval: 26-Aug-10 -to- 02-Sep-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS5416 81217 2.6% 588.5 -- BATELCO-BH 2 - AS35567 62345 2.0% 593.8 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 3 - AS4323 29881 0.9% 6.7 -- TWTC - tw telecom holdings, inc. 4 - AS6389 25846 0.8% 6.7 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS8151 23885 0.8% 15.6 -- Uninet S.A. de C.V. 6 - AS13880 22045 0.7% 1296.8 -- ACI-AS - american century investments 7 - AS3464 21519 0.7% 489.1 -- ASC-NET - Alabama Supercomputer Network 8 - AS9829 20014 0.6% 24.4 -- BSNL-NIB National Internet Backbone 9 - AS11492 19618 0.6% 15.6 -- CABLEONE - CABLE ONE, INC. 10 - AS32528 17018 0.5% 2127.2 -- ABBOTT Abbot Labs 11 - AS5536 16586 0.5% 144.2 -- Internet-Egypt 12 - AS6478 16075 0.5% 12.1 -- ATT-INTERNET3 - AT&T WorldNet Services 13 - AS14522 14555 0.5% 40.7 -- Satnet 14 - AS20115 14243 0.5% 9.5 -- CHARTER-NET-HKY-NC - Charter Communications 15 - AS19262 14193 0.5% 7.9 -- VZGNI-TRANSIT - Verizon Online LLC 16 - AS35931 14096 0.4% 2349.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 17 - AS17974 13648 0.4% 11.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 18 - AS1785 13061 0.4% 7.3 -- AS-PAETEC-NET - PaeTec Communications, Inc. 19 - AS7552 13044 0.4% 19.8 -- VIETEL-AS-AP Vietel Corporation 20 - AS6503 12730 0.4% 14.8 -- Axtel, S.A.B. de C. V. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS35931 14096 0.4% 2349.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 2 - AS32528 17018 0.5% 2127.2 -- ABBOTT Abbot Labs 3 - AS13880 22045 0.7% 1296.8 -- ACI-AS - american century investments 4 - AS11613 830 0.0% 830.0 -- U-SAVE - U-Save Auto Rental of America, Inc. 5 - AS21017 7301 0.2% 730.1 -- VSI-AS VSI AS 6 - AS15984 729 0.0% 729.0 -- The Joint-Stock Commercial Bank CentroCredit. 7 - AS36129 1367 0.0% 683.5 -- YAHOO-MAVEN - Yahoo 8 - AS27245 1310 0.0% 655.0 -- HEIDRICK-CHICAGO - HEIDRICK 9 - AS50441 610 0.0% 610.0 -- KVNO-AS Kassenaerztliche Vereinigung Nordrhein 10 - AS51211 605 0.0% 605.0 -- ZHIGULI-TELECOM-AS LTD "Zhiguli-Telecom" 11 - AS35567 62345 2.0% 593.8 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 12 - AS5416 81217 2.6% 588.5 -- BATELCO-BH 13 - AS16861 562 0.0% 562.0 -- REVELEX - Revelex.com 14 - AS3464 21519 0.7% 489.1 -- ASC-NET - Alabama Supercomputer Network 15 - AS41759 874 0.0% 437.0 -- FRYITUK FRY-IT UK As Number 16 - AS27027 715 0.0% 357.5 -- ANBELL ASN-ANBELL 17 - AS37204 3278 0.1% 327.8 -- TELONE 18 - AS50150 288 0.0% 288.0 -- LONGLINE-AS LongLine SRL 19 - AS2 275 0.0% 177.0 -- UPOU-LB-AS-AP University of the Philippines - Open University Los Banos Campus 20 - AS16718 7276 0.2% 259.9 -- EMBARQ-HMBL - Embarq Corporation TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 129.66.128.0/17 10541 0.3% AS3464 -- ASC-NET - Alabama Supercomputer Network 2 - 129.66.0.0/17 10536 0.3% AS3464 -- ASC-NET - Alabama Supercomputer Network 3 - 130.36.35.0/24 8476 0.2% AS32528 -- ABBOTT Abbot Labs 4 - 130.36.34.0/24 8475 0.2% AS32528 -- ABBOTT Abbot Labs 5 - 63.211.68.0/22 8183 0.2% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 6 - 213.196.79.0/24 7228 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 7 - 213.196.72.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 8 - 213.196.77.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 9 - 213.196.75.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 10 - 213.196.74.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 11 - 213.196.76.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 12 - 213.196.78.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 13 - 213.196.73.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 14 - 148.204.141.0/24 7092 0.2% AS8151 -- Uninet S.A. de C.V. 15 - 198.140.43.0/24 5834 0.2% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 16 - 190.65.228.0/22 5480 0.1% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 17 - 77.69.148.0/24 4329 0.1% AS5416 -- BATELCO-BH 18 - 77.69.141.0/24 4329 0.1% AS5416 -- BATELCO-BH 19 - 77.69.160.0/19 4329 0.1% AS5416 -- BATELCO-BH 20 - 77.69.145.0/24 4329 0.1% AS5416 -- BATELCO-BH 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
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