The Cidr Report
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To: cidr-report@localhost
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From: cidr-report@localhost
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Date: Fri, 10 Sep 2010 22:00:00 GMT
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Cc: nanog@localhost, eof-list@localhost, apops@localhost, routing-wg@localhost, afnog@localhost
This report has been generated at Fri Sep 10 21:12:21 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
03-09-10 335608 206419
04-09-10 335605 206566
05-09-10 335543 206762
06-09-10 335821 206959
07-09-10 336034 207222
08-09-10 336046 207259
09-09-10 336231 207455
10-09-10 335938 207673
AS Summary
35344 Number of ASes in routing system
15034 Number of ASes announcing only one prefix
4447 Largest number of prefixes announced by an AS
AS4323 :
97312512 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').
--- 10Sep10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 336434 207648 128786 38.3% All ASes
AS6389 3807 280 3527 92.6%
AS4323 4447 1907 2540 57.1%
AS19262 1815 285 1530 84.3%
AS4766 1868 514 1354 72.5% KIXS-AS-KR Korea Telecom
AS22773 1185 66 1119 94.4%
AS4755 1459 402 1057 72.4% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP
AS17488 1346 292 1054 78.3% HATHWAY-NET-AP Hathway IP Over
Cable Internet
AS5668 1132 89 1043 92.1%
AS18566 1087 63 1024 94.2%
AS13343 1603 585 1018 63.5%
AS10620 1319 343 976 74.0% Telmex Colombia S.A.
AS6478 1329 423 906 68.2%
AS8151 1506 661 845 56.1% Uninet S.A. de C.V.
AS1785 1792 958 834 46.5%
AS8452 1152 410 742 64.4% TE-AS TE-AS
AS7545 1382 689 693 50.1% TPG-INTERNET-AP TPG Internet
Pty Ltd
AS7303 796 115 681 85.6% Telecom Argentina S.A.
AS4808 932 303 629 67.5% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network
AS4804 677 73 604 89.2% MPX-AS Microplex PTY LTD
AS7552 648 103 545 84.1% VIETEL-AS-AP Vietel
Corporation
AS28573 1121 582 539 48.1% NET Servicos de Comunicao S.A.
AS4780 698 165 533 76.4% SEEDNET Digital United Inc.
AS17676 605 76 529 87.4% GIGAINFRA Softbank BB Corp.
AS18101 847 325 522 61.6% RIL-IDC Reliance Infocom Ltd
Internet Data Centre,
AS7018 1472 953 519 35.3%
AS7011 1153 664 489 42.4%
AS14420 569 84 485 85.2% CORPORACION NACIONAL DE
TELECOMUNICACIONES - CNT EP
AS24560 1027 544 483 47.0% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services
AS22047 561 79 482 85.9% VTR BANDA ANCHA S.A.
AS3356 1140 675 465 40.8% LEVEL3 Level 3 Communications
Total 40475 12708 27767 68.6% 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
41.223.196.0/24 AS36990
41.223.197.0/24 AS36990
41.223.198.0/24 AS36990
41.223.199.0/24 AS36990
49.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
49.50.0.0/22 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
49.255.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
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
64.21.192.0/20 AS11610
64.21.212.0/22 AS11610
64.21.216.0/21 AS11610
64.82.128.0/19 AS16617
64.82.160.0/19 AS16617
66.180.239.0/24 AS35888
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
66.245.176.0/20 AS19318
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
80.88.10.0/24 AS33774 DJAWEB
80.88.12.0/24 AS33779 wataniya-telecom-as
96.45.160.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.161.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.162.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.163.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.164.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.165.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.166.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.167.0/24 AS3257 TINET-BACKBONE Tinet SpA
96.45.168.0/21 AS3257 TINET-BACKBONE Tinet SpA
96.47.48.0/20 AS3257 TINET-BACKBONE Tinet SpA
101.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
101.50.0.0/22 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
101.255.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
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
158.222.72.0/23 AS6137
158.222.224.0/20 AS19864
158.222.224.0/22 AS19864
158.222.229.0/24 AS19864
173.225.112.0/20 AS3257 TINET-BACKBONE Tinet SpA
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
177.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
177.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
177.1.8.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
181.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
181.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
181.1.8.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058
192.9.0.0/16 AS11479
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
192.101.46.0/24 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
192.101.71.0/24 AS701
192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe
192.101.74.0/24 AS1239
192.124.252.0/22 AS680 DFN-IP service X-WiN
192.131.233.0/24 AS6389
192.154.32.0/19 AS81
192.154.64.0/19 AS81
192.188.208.0/20 AS27064
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
198.51.100.0/24 AS16953
198.73.210.0/24 AS21570
198.74.38.0/24 AS16966
198.74.39.0/24 AS16966
198.74.40.0/24 AS16966
198.97.72.0/21 AS27064
198.97.96.0/19 AS27064
198.97.240.0/20 AS27064
198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN
198.135.236.0/24 AS4358
198.161.87.0/24 AS6539
198.163.214.0/24 AS21804
198.167.0.0/16 AS7456
198.168.0.0/16 AS701
198.169.0.0/16 AS803
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
199.16.32.0/19 AS6389
199.121.0.0/16 AS27064
199.123.16.0/20 AS27064
199.185.130.0/23 AS19662
199.202.0.0/16 AS701
199.202.216.0/21 AS577
199.233.92.0/24 AS26896
199.246.116.0/24 AS813
200.24.73.0/24 AS26061 Equant Colombia
200.24.78.0/26 AS3549 GBLX Global Crossing Ltd.
200.24.78.64/26 AS3549 GBLX Global Crossing Ltd.
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
202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider
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 WIS S.A. : WIND International Services
202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd.
202.174.125.128/26 AS9498 BBIL-AP BHARTI Airtel Ltd.
202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia
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
203.99.140.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd
203.99.141.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd
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
203.175.98.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
203.175.99.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
203.175.103.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited
203.175.110.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited
203.202.238.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd
204.9.216.0/23 AS6389
204.10.232.0/21 AS33150
204.19.14.0/23 AS577
204.28.104.0/21 AS25973
204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications
204.209.114.0/24 AS13768
204.238.70.0/24 AS36826
205.150.0.0/15 AS701
205.189.134.0/24 AS11814
205.196.24.0/22 AS33724
205.210.145.0/24 AS11814
206.72.192.0/23 AS27375
206.72.194.0/23 AS27375
206.72.209.0/24 AS16526
206.123.129.0/24 AS10790
206.180.240.0/20 AS12083
206.197.184.0/24 AS23304
207.174.131.0/24 AS26116
207.174.132.0/23 AS26116
207.174.152.0/23 AS26116
207.174.154.0/24 AS26116
207.174.155.0/24 AS26116
207.174.188.0/24 AS26116
207.174.189.0/24 AS26116
207.174.190.0/24 AS26116
207.174.191.0/24 AS26116
207.174.200.0/24 AS22658
207.174.248.0/21 AS6653
207.231.96.0/19 AS11194
208.64.200.0/22 AS11730
208.64.240.0/21 AS13871
208.73.4.0/22 AS27630
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
209.54.123.0/24 AS6062
209.105.224.0/19 AS20074
209.165.239.0/24 AS209
209.213.0.0/20 AS33005
209.213.1.0/24 AS7849
209.213.4.0/24 AS7849
209.236.96.0/20 AS3257 TINET-BACKBONE Tinet SpA
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
216.10.235.0/24 AS13780
216.10.236.0/24 AS13780
216.21.196.0/24 AS12251
216.21.201.0/24 AS12251
216.21.202.0/24 AS12251
216.21.206.0/23 AS12251
216.47.32.0/20 AS3257 TINET-BACKBONE Tinet SpA
216.58.192.0/24 AS22702
216.58.197.0/24 AS22702
216.58.200.0/24 AS18530
216.172.198.0/24 AS22773
216.172.199.0/24 AS22773
216.250.112.0/20 AS7296
216.250.116.0/24 AS36066
Please see http://www.cidr-report.org for the full report
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