BGP Update Report
Interval: 16-Jun-11 -to- 23-Jun-11 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS15557 233321 8.3% 12.0 -- LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS)
2 - AS4538 69868 2.5% 13.1 -- ERX-CERNET-BKB China Education and Research Network Center
3 - AS7184 42557 1.5% 733.7 -- Universidad Verecruzana
4 - AS17974 39981 1.4% 21.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
5 - AS7303 26505 0.9% 26.7 -- Telecom Argentina S.A.
6 - AS33260 25398 0.9% 6349.5 -- HOSTASAURUS - Hostasaurus, Inc.
7 - AS9829 22316 0.8% 21.9 -- BSNL-NIB National Internet Backbone
8 - AS32528 16845 0.6% 2105.6 -- ABBOTT Abbot Labs
9 - AS42910 16563 0.6% 98.0 -- SADECEHOSTING-COM Sadecehosting-Com
10 - AS11492 15736 0.6% 13.9 -- CABLEONE - CABLE ONE, INC.
11 - AS9498 15546 0.6% 18.8 -- BBIL-AP BHARTI Airtel Ltd.
12 - AS7552 15301 0.6% 13.2 -- VIETEL-AS-AP Vietel Corporation
13 - AS8151 13824 0.5% 9.8 -- Uninet S.A. de C.V.
14 - AS33475 12862 0.5% 59.8 -- RSN-1 - RockSolid Network, Inc.
15 - AS28573 12643 0.5% 9.3 -- NET Servicos de Comunicao S.A.
16 - AS6389 12312 0.4% 3.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
17 - AS4755 11378 0.4% 7.7 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
18 - AS3320 11346 0.4% 26.8 -- DTAG Deutsche Telekom AG
19 - AS45595 11037 0.4% 42.5 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited
20 - AS7029 10927 0.4% 5.7 -- WINDSTREAM - Windstream Communications Inc
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS33260 25398 0.9% 6349.5 -- HOSTASAURUS - Hostasaurus, Inc.
2 - AS32528 16845 0.6% 2105.6 -- ABBOTT Abbot Labs
3 - AS28519 4833 0.2% 1611.0 -- Universidad Autonoma de Guadalajara, A.C.
4 - AS46778 1354 0.1% 1354.0 -- PHSI-1996 - Prevea Health Services Inc
5 - AS49600 1100 0.0% 1100.0 -- LASEDA La Seda de Barcelona, S.A
6 - AS3454 7482 0.3% 1068.9 -- Universidad Autonoma de Nuevo Leon
7 - AS31750 866 0.0% 866.0 -- METHODIST-HEALTHCARE - Methodist Hospital of Memphis
8 - AS53492 836 0.0% 836.0 -- CVTYBGP2 - Coventry Health Care, Inc.
9 - AS7184 42557 1.5% 733.7 -- Universidad Verecruzana
10 - AS44584 2564 0.1% 641.0 -- PTLINE-AS Progress Tehnologiya LLC
11 - AS23091 3816 0.1% 636.0 -- Universidad Autonoma Chapingo
12 - AS48877 1700 0.1% 566.7 -- YUNICOM-AS Yunicom Ltd
13 - AS56050 547 0.0% 547.0 -- NEW-SHINE-INTERNET-TH 134 Yenchit Road
14 - AS3 505 0.0% 735.0 -- CCPG-AS CCPG Solutions Ltd
15 - AS49987 467 0.0% 467.0 -- SPARK-AS Stroy Park - R Ltd
16 - AS44715 1634 0.1% 408.5 -- GLOBALCOM-AS Globalcom Ltd.
17 - AS44967 2814 0.1% 402.0 -- TASIO Tasio Ltd
18 - AS56864 398 0.0% 398.0 -- ASITTELECOM AyTi Telekom Ltd.
19 - AS56541 398 0.0% 398.0 -- KOMETA-AS KOMETA LLC
20 - AS52010 386 0.0% 386.0 -- RED-AS Red-Telecom Ltd
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 202.92.235.0/24 9840 0.3% AS9498 -- BBIL-AP BHARTI Airtel Ltd.
2 - 91.217.214.0/24 9773 0.3% AS3320 -- DTAG Deutsche Telekom AG
3 - 130.36.35.0/24 8404 0.3% AS32528 -- ABBOTT Abbot Labs
4 - 130.36.34.0/24 8402 0.3% AS32528 -- ABBOTT Abbot Labs
5 - 192.100.199.0/24 8301 0.3% AS278 -- Universidad Nacional Autonoma de Mexico
6 - 200.23.202.0/24 7442 0.2% AS3454 -- Universidad Autonoma de Nuevo Leon
7 - 199.48.232.0/21 6365 0.2% AS33260 -- HOSTASAURUS - Hostasaurus, Inc.
8 - 204.10.64.0/21 6355 0.2% AS33260 -- HOSTASAURUS - Hostasaurus, Inc.
9 - 208.77.48.0/21 6339 0.2% AS33260 -- HOSTASAURUS - Hostasaurus, Inc.
10 - 204.15.120.0/21 6339 0.2% AS33260 -- HOSTASAURUS - Hostasaurus, Inc.
11 - 202.153.174.0/24 3420 0.1% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan
12 - 202.54.86.0/24 2614 0.1% AS4755 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
13 - 202.70.75.0/24 2346 0.1% AS23752 -- NPTELECOM-NP-AS Nepal Telecommunications Corporation, Internet Services,
14 - 65.181.192.0/23 2098 0.1% AS11492 -- CABLEONE - CABLE ONE, INC.
15 - 67.214.68.0/23 1940 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC
16 - 67.214.72.0/22 1722 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC
17 - 206.28.78.0/24 1670 0.1% AS11323 -- GETTYIMAGES - Getty Images
18 - 148.239.251.0/24 1649 0.1% AS28519 -- Universidad Autonoma de Guadalajara, A.C.
19 - 72.10.56.0/21 1629 0.1% AS31815 -- MEDIATEMPLE - Media Temple, Inc.
20 - 148.239.250.0/24 1592 0.1% AS28519 -- Universidad Autonoma de Guadalajara, A.C.
Details at http://bgpupdates.potaroo.net