BGP Update Report Interval: 09-Mar-09 -to- 09-Apr-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6389 331960 4.2% 75.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 2 - AS2386 90353 1.1% 69.7 -- INS-AS - AT&T Data Communications Services 3 - AS6478 73160 0.9% 54.5 -- ATT-INTERNET3 - AT&T WorldNet Services 4 - AS9498 59078 0.8% 83.8 -- BBIL-AP BHARTI Airtel Ltd. 5 - AS8452 58903 0.7% 44.2 -- TEDATA TEDATA 6 - AS11492 56546 0.7% 46.5 -- CABLEONE - CABLE ONE, INC. 7 - AS10796 52245 0.7% 53.5 -- SCRR-10796 - Road Runner HoldCo LLC 8 - AS19262 50741 0.6% 51.8 -- VZGNI-TRANSIT - Verizon Internet Services Inc. 9 - AS29049 50095 0.6% 151.8 -- DELTA-TELECOM-AS Delta Telecom LTD. 10 - AS7018 48986 0.6% 33.2 -- ATT-INTERNET4 - AT&T WorldNet Services 11 - AS9829 42463 0.5% 64.9 -- BSNL-NIB National Internet Backbone 12 - AS6629 42017 0.5% 646.4 -- NOAA-AS - NOAA 13 - AS9583 39186 0.5% 34.6 -- SIFY-AS-IN Sify Limited 14 - AS17488 38583 0.5% 24.8 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 15 - AS7545 36340 0.5% 44.1 -- TPG-INTERNET-AP TPG Internet Pty Ltd 16 - AS35805 35581 0.5% 111.5 -- UTG-AS United Telecom AS 17 - AS4323 34580 0.4% 8.0 -- TWTC - tw telecom holdings, inc. 18 - AS20115 34481 0.4% 21.0 -- CHARTER-NET-HKY-NC - Charter Communications 19 - AS6458 32735 0.4% 82.5 -- Telgua 20 - AS4434 31405 0.4% 805.3 -- ERX-RADNET1-AS PT Rahajasa Media Internet TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS46653 16762 0.2% 5587.3 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 2 - AS19017 3599 0.1% 3599.0 -- QUALCOMM-QWBS-LV - Qualcomm, Inc. 3 - AS7717 17553 0.2% 3510.6 -- OPENIXP-AS-ID-AP OpenIXP ASN 4 - AS6312 3286 0.0% 3286.0 -- WESTWORLD-AS - WestWorld Media, LLC 5 - AS14223 6091 0.1% 3045.5 -- NYSDOH - New York State Department of Health 6 - AS46328 20074 0.2% 2230.4 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED 7 - AS32398 16047 0.2% 2005.9 -- REALNET-ASN-1 8 - AS5050 24671 0.3% 1897.8 -- PSC-EXT - Pittsburgh Supercomputing Center 9 - AS42291 6868 0.1% 1717.0 -- ISTRANET-AS Istranet LLC 10 - AS30520 5761 0.1% 1440.2 -- NUANCE-SOMERVILLE - NUANCE COMMUNICATIONS, INC 11 - AS40344 1400 0.0% 1400.0 -- PROSK-1 - Pro Sky Wireless 12 - AS20925 4062 0.1% 1354.0 -- RESEAU-DANZAS DANZAS Autonomous System 13 - AS13683 854 0.0% 854.0 -- AUTO-WARES-ASN - Auto-Wares Inc 14 - AS30306 3335 0.0% 833.8 -- AfOL-Sz-AS 15 - AS45417 821 0.0% 821.0 -- CFLINDIA-NET-IN 1-2-10, S P ROAD 16 - AS5691 10547 0.1% 811.3 -- MITRE-AS-5 - The MITRE Corporation 17 - AS4434 31405 0.4% 805.3 -- ERX-RADNET1-AS PT Rahajasa Media Internet 18 - AS47640 2327 0.0% 775.7 -- TRICOMPAS Tricomp Sp. z. o. o. 19 - AS5839 7266 0.1% 726.6 -- DDN-ASNBLK - DoD Network Information Center 20 - AS26276 3584 0.1% 716.8 -- TIMKEN-USA - The Timken Company TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 24558 0.3% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 121.101.184.0/24 17553 0.2% AS38785 -- BAGUSNET-AS-ID PT. BORNEO BROADBAND TECHNOLOGY AS7717 -- OPENIXP-AS-ID-AP OpenIXP ASN 3 - 199.45.13.0/24 16742 0.2% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 4 - 41.204.2.0/24 15863 0.2% AS32398 -- REALNET-ASN-1 5 - 192.35.129.0/24 13961 0.2% AS6629 -- NOAA-AS - NOAA 6 - 198.77.177.0/24 13869 0.2% AS6629 -- NOAA-AS - NOAA 7 - 192.102.88.0/24 13850 0.2% AS6629 -- NOAA-AS - NOAA 8 - 222.255.51.64/26 10738 0.1% AS7643 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 9 - 192.12.120.0/24 10428 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 10 - 202.92.235.0/24 8314 0.1% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 11 - 202.154.57.0/24 6642 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet 12 - 202.154.60.0/22 6493 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet 13 - 192.135.176.0/24 6081 0.1% AS14223 -- NYSDOH - New York State Department of Health 14 - 205.104.240.0/20 5572 0.1% AS5839 -- DDN-ASNBLK - DoD Network Information Center 15 - 202.154.60.0/24 5543 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet 16 - 202.154.58.0/24 5538 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet 17 - 195.96.69.0/24 5271 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System 18 - 193.201.184.0/21 5266 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 19 - 89.4.131.0/24 5115 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - 91.68.239.0/24 4625 0.1% AS29372 -- SFR-NETWORK SFR 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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