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