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NANOG Digest, Vol 31, Issue 14
- From: nanog-request
- Date: Fri Aug 06 18:12:50 2010
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Today's Topics:
1. BGP Update Report (cidr-report@potaroo.net)
2. The Cidr Report (cidr-report@potaroo.net)
3. Re: AS0 in AS path (Mikhail Strizhov)
----------------------------------------------------------------------
Message: 1
Date: Fri, 6 Aug 2010 22:00:06 GMT
From: cidr-report@potaroo.net
Subject: BGP Update Report
To: cidr-report@potaroo.net
Cc: nanog@merit.edu, routing-wg@ripe.net, ausnog@ausnog.net,
apops@apops.net, eof-list@ripe.net, afnog@afnog.org
Message-ID: <201008062200.o76M06Lu045570@wattle.apnic.net>
BGP Update Report
Interval: 29-Jul-10 -to- 05-Aug-10 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS3464 26784 2.5% 6696.0 -- ASC-NET - Alabama Supercomputer Network
2 - AS14420 20508 1.9% 37.4 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP
3 - AS35931 15633 1.5% 5211.0 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
4 - AS5536 15520 1.5% 152.2 -- Internet-Egypt
5 - AS8452 14012 1.3% 17.4 -- TEDATA TEDATA
6 - AS48754 11048 1.1% 11048.0 -- SOBIS-AS SOBIS SOLUTIONS SRL
7 - AS25620 10953 1.0% 75.0 -- COTAS LTDA.
8 - AS45464 10527 1.0% 244.8 -- NEXTWEB-AS-AP Room 201, TGU Bldg
9 - AS35805 10374 1.0% 14.7 -- SILKNET-AS SILKNET AS
10 - AS31204 10209 1.0% 392.7 -- SUNCOMMUNICATIONS-AS JV "Sun Communications" Autonomous System
11 - AS2018 9790 0.9% 46.2 -- TENET-1
12 - AS5800 9781 0.9% 48.2 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center
13 - AS32528 9487 0.9% 3162.3 -- ABBOTT Abbot Labs
14 - AS9829 8799 0.8% 41.5 -- BSNL-NIB National Internet Backbone
15 - AS37204 8143 0.8% 1163.3 -- TELONE
16 - AS36992 7638 0.7% 19.6 -- ETISALAT-MISR
17 - AS8151 7153 0.7% 38.0 -- Uninet S.A. de C.V.
18 - AS27738 7094 0.7% 33.8 -- Ecuadortelecom S.A.
19 - AS24560 6873 0.7% 10.3 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
20 - AS21017 6784 0.6% 357.1 -- VSI-AS VSI AS
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS48754 11048 1.1% 11048.0 -- SOBIS-AS SOBIS SOLUTIONS SRL
2 - AS3464 26784 2.5% 6696.0 -- ASC-NET - Alabama Supercomputer Network
3 - AS35931 15633 1.5% 5211.0 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
4 - AS25090 3168 0.3% 3168.0 -- EOS-AS Energie Ouest Suisse Autonomous System
5 - AS32528 9487 0.9% 3162.3 -- ABBOTT Abbot Labs
6 - AS53532 1775 0.2% 1775.0 -- KINGMETALS - King Architectural Metals
7 - AS38784 1629 0.1% 1629.0 -- ORBICOMNET-AS-ID PT. Global Inti Corporatama
8 - AS37204 8143 0.8% 1163.3 -- TELONE
9 - AS16906 2198 0.2% 1099.0 -- El Salvador Network, S. A.
10 - AS523 2677 0.2% 892.3 -- REDSTONE-AS - Headquarters, USAISC
11 - AS27027 863 0.1% 863.0 -- ANBELL ASN-ANBELL
12 - AS47593 784 0.1% 784.0 -- ATELECOM A-Telcom Ltd
13 - AS11196 696 0.1% 696.0 -- NESTLE-USA - Nestle USA
14 - AS11613 577 0.1% 577.0 -- U-SAVE - U-Save Auto Rental of America, Inc.
15 - AS26383 3966 0.4% 566.6 -- CHILITECH - CHILITECH INTERNET SOLUTIONS, INC.
16 - AS11032 464 0.0% 464.0 -- UQ - Universite du Quebec
17 - AS45034 461 0.0% 461.0 -- NORDSEE-AS Nordsee Gesellschaft m.b.H.
18 - AS9556 1709 0.2% 427.2 -- ADAM-AS-AP Adam Internet Pty Ltd
19 - AS50158 421 0.0% 421.0 -- CONNECT-LLC-AS Connect LLC
20 - AS10445 2440 0.2% 406.7 -- HTG - Huntleigh Telcom
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 129.66.0.0/17 13390 1.2% AS3464 -- ASC-NET - Alabama Supercomputer Network
2 - 129.66.128.0/17 13388 1.2% AS3464 -- ASC-NET - Alabama Supercomputer Network
3 - 91.212.23.0/24 11048 1.0% AS48754 -- SOBIS-AS SOBIS SOLUTIONS SRL
4 - 63.211.68.0/22 7872 0.7% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
5 - 198.140.43.0/24 7747 0.7% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
6 - 190.65.228.0/22 5751 0.5% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP
7 - 130.36.35.0/24 4698 0.4% AS32528 -- ABBOTT Abbot Labs
8 - 130.36.34.0/24 4696 0.4% AS32528 -- ABBOTT Abbot Labs
9 - 41.34.29.0/24 3995 0.3% AS8452 -- TEDATA TEDATA
10 - 95.32.128.0/18 3265 0.3% AS21017 -- VSI-AS VSI AS
11 - 95.32.192.0/18 3260 0.3% AS21017 -- VSI-AS VSI AS
12 - 193.8.222.0/24 3168 0.3% AS25090 -- EOS-AS Energie Ouest Suisse Autonomous System
13 - 206.184.16.0/24 3085 0.3% AS174 -- COGENT Cogent/PSI
14 - 202.92.235.0/24 2828 0.2% AS9498 -- BBIL-AP BHARTI Airtel Ltd.
15 - 117.20.0.0/24 2601 0.2% AS23670 -- OZSERVERS-AU Oz Servers, Data Centres, Australia Wide
16 - 208.51.46.0/24 1775 0.2% AS53532 -- KINGMETALS - King Architectural Metals
17 - 143.138.107.0/24 1698 0.1% AS747 -- TAEGU-AS - Headquarters, USAISC
18 - 72.20.248.0/21 1651 0.1% AS26383 -- CHILITECH - CHILITECH INTERNET SOLUTIONS, INC.
19 - 202.75.17.0/24 1629 0.1% AS38784 -- ORBICOMNET-AS-ID PT. Global Inti Corporatama
20 - 64.86.26.0/23 1555 0.1% AS37204 -- TELONE
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
------------------------------
Message: 2
Date: Fri, 6 Aug 2010 22:00:00 GMT
From: cidr-report@potaroo.net
Subject: The Cidr Report
To: cidr-report@potaroo.net
Cc: apops@apops.net, afnog@afnog.org, nanog@merit.edu,
eof-list@ripe.net, routing-wg@ripe.net
Message-ID: <201008062200.o76M00bD045541@wattle.apnic.net>
This report has been generated at Fri Aug 6 21:11:36 2010 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
30-07-10 330809 203447
31-07-10 330957 203376
01-08-10 330953 203451
02-08-10 331084 203492
03-08-10 331158 203792
04-08-10 331218 203836
05-08-10 331107 203907
06-08-10 330860 204157
AS Summary
35018 Number of ASes in routing system
14873 Number of ASes announcing only one prefix
4488 Largest number of prefixes announced by an AS
AS4323 : TWTC - tw telecom holdings, inc.
95690560 Largest address span announced by an AS (/32s)
AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 06Aug10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 331326 204069 127257 38.4% All ASes
AS6389 3867 286 3581 92.6% BELLSOUTH-NET-BLK -
BellSouth.net Inc.
AS4323 4488 1834 2654 59.1% TWTC - tw telecom holdings,
inc.
AS19262 1950 282 1668 85.5% VZGNI-TRANSIT - Verizon
Internet Services Inc.
AS4766 1857 504 1353 72.9% KIXS-AS-KR Korea Telecom
AS22773 1177 66 1111 94.4% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.
AS4755 1479 395 1084 73.3% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP
AS5668 1128 89 1039 92.1% AS-5668 - CenturyTel Internet
Holdings, Inc.
AS18566 1087 63 1024 94.2% COVAD - Covad Communications
Co.
AS17488 1343 320 1023 76.2% HATHWAY-NET-AP Hathway IP Over
Cable Internet
AS8151 1527 623 904 59.2% Uninet S.A. de C.V.
AS6478 1274 374 900 70.6% ATT-INTERNET3 - AT&T WorldNet
Services
AS10620 1089 288 801 73.6% Telmex Colombia S.A.
AS8452 1169 422 747 63.9% TEDATA TEDATA
AS7545 1392 713 679 48.8% TPG-INTERNET-AP TPG Internet
Pty Ltd
AS7303 790 119 671 84.9% Telecom Argentina S.A.
AS4808 900 278 622 69.1% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network
AS4804 677 72 605 89.4% MPX-AS Microplex PTY LTD
AS35805 658 113 545 82.8% SILKNET-AS SILKNET AS
AS7552 652 120 532 81.6% VIETEL-AS-AP Vietel
Corporation
AS7018 1477 952 525 35.5% ATT-INTERNET4 - AT&T WorldNet
Services
AS4780 684 164 520 76.0% SEEDNET Digital United Inc.
AS24560 997 487 510 51.2% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services
AS17676 582 80 502 86.3% GIGAINFRA Softbank BB Corp.
AS3356 1164 664 500 43.0% LEVEL3 Level 3 Communications
AS9443 572 76 496 86.7% INTERNETPRIMUS-AS-AP Primus
Telecommunications
AS7011 1139 656 483 42.4% FRONTIER-AND-CITIZENS -
Frontier Communications of
America, Inc.
AS1785 1786 1309 477 26.7% AS-PAETEC-NET - PaeTec
Communications, Inc.
AS22047 553 81 472 85.4% VTR BANDA ANCHA S.A.
AS14420 537 77 460 85.7% CORPORACION NACIONAL DE
TELECOMUNICACIONES - CNT EP
AS9198 499 40 459 92.0% KAZTELECOM-AS JSC
Kazakhtelecom
Total 38494 11547 26947 70.0% Top 30 total
Possible Bogus Routes
31.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
31.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
31.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited
41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service
41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy
41.223.189.0/24 AS6453 GLOBEINTERNET TATA Communications
41.223.196.0/24 AS36990
41.223.197.0/24 AS36990
41.223.198.0/24 AS36990
41.223.199.0/24 AS36990
62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV
62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV
64.20.80.0/20 AS40028 SPD-NETWORK-1 - SPD NETWORK
64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation
64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation
64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation
64.82.128.0/19 AS16617 COMMUNITYISP - CISP
64.82.160.0/19 AS16617 COMMUNITYISP - CISP
66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION
66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board
66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board
66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board
66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board
66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
66.207.32.0/20 AS23011
66.230.240.0/20 AS27286
66.241.112.0/20 AS21547 REVNETS - Revolution Networks
66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC
69.6.80.0/24 AS13442
69.6.81.0/24 AS13442
71.19.134.0/23 AS3313 INET-AS I.NET S.p.A.
71.19.160.0/23 AS4648 NZIX-2 Netgate
72.22.32.0/19 AS33150
72.22.61.0/24 AS33150
72.22.62.0/24 AS33150
76.77.32.0/19 AS2828 XO-AS15 - XO Communications
78.41.160.0/21 AS8487 PHIBEE Phibee& Phibee Telecom AS
80.88.10.0/24 AS33774 DJAWEB
80.88.12.0/24 AS33779 wataniya-telecom-as
100.100.100.0/24 AS3549 GBLX Global Crossing Ltd.
110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas
110.173.64.0/19 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd.
116.68.136.0/21 AS28045 Pantel Communications
117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street
121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT
158.222.70.0/23 AS6137 SISNA - SISNA, Inc.
158.222.72.0/23 AS6137 SISNA - SISNA, Inc.
158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS
158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS
158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS
176.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
176.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
176.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058
190.104.32.0/21 AS27882 Telefónica Celular de Bolivia S.A.
192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc
192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network
192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network
192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada
192.101.46.0/24 AS6503 Axtel, S.A.B. de C. V.
192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe
192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe
192.101.74.0/24 AS1239 SPRINTLINK - Sprint
192.124.252.0/22 AS680 DFN-IP service X-WiN
192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc.
192.154.32.0/19 AS81 NCREN - MCNC
192.154.64.0/19 AS81 NCREN - MCNC
192.188.208.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
196.2.224.0/22 AS24863 LINKdotNET-AS
196.6.108.0/24 AS5713 SAIX-NET
196.13.201.0/24 AS2018 TENET-1
196.13.202.0/24 AS2018 TENET-1
196.13.203.0/24 AS2018 TENET-1
196.13.204.0/24 AS2018 TENET-1
196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services
196.201.248.0/24 AS30991 SAHANNET Sahannet AS Network
196.201.249.0/24 AS30991 SAHANNET Sahannet AS Network
196.201.250.0/24 AS30991 SAHANNET Sahannet AS Network
196.201.251.0/24 AS30991 SAHANNET Sahannet AS Network
196.201.253.0/24 AS30991 SAHANNET Sahannet AS Network
196.201.255.0/24 AS30991 SAHANNET Sahannet AS Network
196.202.224.0/21 AS8818 TELE Greenland Autonomous System
198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider
198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc.
198.51.100.0/24 AS16953 ASCENT-MEDIA-GROUP-LLC - Ascent Media Group, LLC
198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc.
198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services
198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services
198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services
198.97.72.0/21 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
198.97.96.0/19 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
198.97.240.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN
198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc.
198.161.87.0/24 AS6539 GT-BELL - Bell Canada
198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited
198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc.
198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications
198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services
198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications
199.10.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center
199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc.
199.121.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
199.123.16.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center
199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line
199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
199.202.216.0/21 AS577 BACOM - Bell Canada
199.233.92.0/24 AS26896 D102-ITC - Data 102, LLC
199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business
202.9.55.0/24 AS2764 AAPT AAPT Limited
202.9.57.0/24 AS2764 AAPT AAPT Limited
202.38.63.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.58.113.0/24 AS19161
202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company
202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited
202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited
202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited
202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited
202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited
202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited
202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited
202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited
202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited
202.72.224.0/21 AS24013
202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider
202.80.192.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited
202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited
202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.133.37.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited
202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited
202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa
202.174.70.0/24 AS21175 WIS Wind International Services SA
202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd.
202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia
202.179.130.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.179.133.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited
202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.179.149.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.179.150.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd
203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems
203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company
203.80.136.0/21 AS4759 EVOSERVE-AS-AP EvoServe is a content and online access Internet provider company
203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.114.0/24 AS4802 ASN-IINET iiNet Limited
203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd
203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd.
203.142.219.0/24 AS45149
204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc.
204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc.
204.10.232.0/21 AS33150
204.19.14.0/23 AS577 BACOM - Bell Canada
204.28.104.0/21 AS25973 MZIMA - Mzima Networks, Inc.
204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications
204.209.114.0/24 AS13768 PEER1 - Peer 1 Network Inc.
204.238.70.0/24 AS36826
205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD.
205.196.24.0/22 AS33724 BIZNESSHOSTING - VOLICO
205.210.145.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD.
206.72.192.0/23 AS27375 IDS-TELECOM - IDS Telecom
206.72.194.0/23 AS27375 IDS-TELECOM - IDS Telecom
206.72.196.0/23 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
206.72.208.0/24 AS16526 BIRCH-TELECOM - Birch Telecom, Inc.
206.72.209.0/24 AS16526 BIRCH-TELECOM - Birch Telecom, Inc.
206.123.129.0/24 AS10790 INREACH-AS - InReach Internet
206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings
206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company
207.174.131.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.132.0/23 AS26116 INDRA - Indra's Net Inc.
207.174.152.0/23 AS26116 INDRA - Indra's Net Inc.
207.174.154.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.155.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.188.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.189.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.190.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.191.0/24 AS26116 INDRA - Indra's Net Inc.
207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc.
207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC
207.231.96.0/19 AS11194 NUNETPA - NuNet Inc.
208.73.4.0/22 AS27630 PREMIER - Premier Innovations, LLC
208.78.164.0/24 AS16565
208.78.165.0/24 AS16565
208.78.167.0/24 AS16565
208.84.76.0/22 AS18561
208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc.
208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc.
209.54.123.0/24 AS6062 NETPLEX - NETPLEX
209.105.224.0/19 AS20074
209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC
209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC
209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS
209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS
210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone
210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED
210.247.224.0/19 AS7496 WEBCENTRAL-AS WebCentral
216.21.196.0/24 AS12251 INVISION - Invision.com, Inc.
216.21.201.0/24 AS12251 INVISION - Invision.com, Inc.
216.21.202.0/24 AS12251 INVISION - Invision.com, Inc.
216.21.206.0/23 AS12251 INVISION - Invision.com, Inc.
216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc.
216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc.
216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc.
216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
216.250.112.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc.
216.250.116.0/24 AS36066 UNI-MARKETING-ALLIANCE - Webhost4life.com
Please see http://www.cidr-report.org for the full report
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------------------------------
Message: 3
Date: Fri, 06 Aug 2010 16:10:36 -0600
From: Mikhail Strizhov <strizhov@cs.colostate.edu>
Subject: Re: AS0 in AS path
To: kameron@gasso.org
Cc: nanog@nanog.org
Message-ID: <4C5C885C.3050700@cs.colostate.edu>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Thanks everyone.
Answer is simple - 4byte ASN's.
I was parsing Route Views RIB-IN tables, and found that, by default,
Quagga is using 4byte AS length field to store 2-byte and 4-byte AS Numbers.
So, using 2 bytes length in parser, I had wierd output like "0 3549 0
1239" and so on.
--
Sincerely,
Mikhail Strizhov
Email: strizhov@cs.colostate.edu <mailto:strizhov@cs.colostate.edu>
On 08/06/2010 03:47 PM, Kameron Gasso wrote:
> On 08/06/2010 02:15 PM, Mikhail Strizhov wrote:
>> Does anybody have\had experience with BGP announces containing AS 0 in
>> AS path?
>> I know that AS 0 is reserved by IANA, but still, is it possible to
>> receive such announce messages?
> eBGP or iBGP? What type of device and/or software are you using to
> speak BGP?
>
> As far as I know, most devices should NOT let you set your ASN to 0 or
> let you add it to the AS path.
>
> My guess is it's probably going to be filtered by the BGP scanner, but I
> don't have any gear laying around that I can play with at the moment to
> confirm. :)
------------------------------
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