This report has been generated at Fri Sep 21 21:13:04 2012 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
14-09-12 429020 246442
15-09-12 429325 246777
16-09-12 429508 246698
17-09-12 429346 246899
18-09-12 429763 247243
19-09-12 430009 247144
20-09-12 429920 247029
21-09-12 430248 247406
AS Summary
42264 Number of ASes in routing system
17619 Number of ASes announcing only one prefix
3311 Largest number of prefixes announced by an AS
AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc.
113672416 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').
--- 21Sep12 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 430328 247263 183065 42.5% All ASes
AS6389 3311 191 3120 94.2% BELLSOUTH-NET-BLK -
BellSouth.net Inc.
AS28573 2136 57 2079 97.3% NET Servicos de Comunicao S.A.
AS4766 2982 941 2041 68.4% KIXS-AS-KR Korea Telecom
AS22773 1884 141 1743 92.5% ASN-CXA-ALL-CCI-22773-RDC -
Cox Communications Inc.
AS17974 2356 616 1740 73.9% TELKOMNET-AS2-AP PT
Telekomunikasi Indonesia
AS7029 3164 1485 1679 53.1% WINDSTREAM - Windstream
Communications Inc
AS18566 2084 423 1661 79.7% COVAD - Covad Communications
Co.
AS2118 1399 14 1385 99.0% RELCOM-AS OOO "NPO Relcom"
AS10620 2164 801 1363 63.0% Telmex Colombia S.A.
AS4323 1579 392 1187 75.2% TWTC - tw telecom holdings,
inc.
AS7303 1559 447 1112 71.3% Telecom Argentina S.A.
AS1785 1919 828 1091 56.9% AS-PAETEC-NET - PaeTec
Communications, Inc.
AS4755 1620 547 1073 66.2% TATACOMM-AS TATA
Communications formerly VSNL
is Leading ISP
AS7552 1136 205 931 82.0% VIETEL-AS-AP Vietel
Corporation
AS8151 1594 704 890 55.8% Uninet S.A. de C.V.
AS18101 1015 172 843 83.1% RELIANCE-COMMUNICATIONS-IN
Reliance Communications
Ltd.DAKC MUMBAI
AS4808 1119 350 769 68.7% CHINA169-BJ CNCGROUP IP
network China169 Beijing
Province Network
AS13977 859 120 739 86.0% CTELCO - FAIRPOINT
COMMUNICATIONS, INC.
AS15557 1229 563 666 54.2% LDCOMNET Societe Francaise du
Radiotelephone S.A
AS6458 680 42 638 93.8% Telgua
AS855 685 52 633 92.4% CANET-ASN-4 - Bell Aliant
Regional Communications, Inc.
AS3356 1107 478 629 56.8% LEVEL3 Level 3 Communications
AS17676 711 86 625 87.9% GIGAINFRA Softbank BB Corp.
AS36998 772 148 624 80.8% SDN-MOBITEL
AS22561 1039 435 604 58.1% DIGITAL-TELEPORT - Digital
Teleport Inc.
AS19262 1002 404 598 59.7% VZGNI-TRANSIT - Verizon Online
LLC
AS24560 1041 447 594 57.1% AIRTELBROADBAND-AS-AP Bharti
Airtel Ltd., Telemedia
Services
AS3549 1009 437 572 56.7% GBLX Global Crossing Ltd.
AS30036 1379 819 560 40.6% MEDIACOM-ENTERPRISE-BUSINESS -
Mediacom Communications Corp
AS4804 643 97 546 84.9% MPX-AS Microplex PTY LTD
Total 45177 12442 32735 72.5% Top 30 total
Possible Bogus Routes
10.86.64.32/30 AS65530 -Private Use AS-
10.86.64.36/30 AS65530 -Private Use AS-
10.86.65.32/30 AS65530 -Private Use AS-
10.86.65.36/30 AS65530 -Private Use AS-
10.255.255.0/30 AS65530 -Private Use AS-
10.255.255.4/30 AS65530 -Private Use AS-
10.255.255.8/30 AS65530 -Private Use AS-
14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg
27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd.
41.220.80.0/24 AS38925 DAC-AS G.I.T. TELECOM LIMITED
41.220.81.0/24 AS38925 DAC-AS G.I.T. TELECOM LIMITED
41.220.94.0/23 AS42235 IDC-AS Intra Data Communication
41.222.80.0/21 AS37110 moztel-as
41.223.108.0/22 AS36966 EDL_AS Edgenet AS
62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV
62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV
64.66.32.0/20 AS18864
64.187.208.0/24 AS174 COGENT Cogent/PSI
64.187.209.0/24 AS23005 SWITCH-COMMUNICATIONS - SWITCH Communications Group LLC
66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION
66.207.32.0/20 AS23011
66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC
66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks
66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications
69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers
70.34.112.0/20 AS27589 MOJOHOST - MOJOHOST
71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A.
72.35.224.0/22 AS30097 NUWAVE - NuWave
72.35.229.0/24 AS30188 TELEVERGENCE - Televergence Solutions Inc.
72.35.232.0/21 AS30097 NUWAVE - NuWave
72.44.16.0/20 AS15054 NORTHEAST-TEXAS-BROADBAND-LLC - Northeast Texas Broadband, LLC
74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC
74.115.124.0/23 AS46540
74.115.126.0/24 AS11260 EASTLINK-HSI - EastLink
81.22.64.0/20 AS5511 OPENTRANSIT France Telecom S.A.
82.101.160.0/19 AS5511 OPENTRANSIT France Telecom S.A.
100.100.0.0/24 AS4847 CNIX-AP China Networks Inter-Exchange
110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A.
116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network
116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network
116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network
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
142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP
172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group)
172.116.0.0/24 AS7018 ATT-INTERNET4 - AT&T Services, Inc.
172.120.16.0/21 AS19891 BML-AS Bill Me Later, Inc
172.254.254.0/24 AS26274
192.0.0.0/24 AS14745 INTERNAP-BLOCK-4 - Internap Network Services Corporation
198.18.0.0/15 AS14745 INTERNAP-BLOCK-4 - Internap Network Services Corporation
198.51.100.0/24 AS14745 INTERNAP-BLOCK-4 - Internap Network Services Corporation
200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC.
200.6.49.0/24 AS23148 TERREMARK Terremark
200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda
200.58.248.0/21 AS27849
200.75.184.0/24 AS14754 Telgua
200.75.185.0/24 AS14754 Telgua
200.75.186.0/24 AS14754 Telgua
200.75.187.0/24 AS14754 Telgua
200.75.188.0/24 AS14754 Telgua
200.75.189.0/24 AS14754 Telgua
200.75.190.0/24 AS14754 Telgua
200.75.191.0/24 AS14754 Telgua
202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000
202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd.
202.58.113.0/24 AS19161
202.83.120.0/21 AS37972
202.83.124.0/24 AS37972
202.83.125.0/24 AS37972
202.83.126.0/24 AS37972
202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.151.40.0/21 AS24453
202.151.40.0/24 AS24453
202.151.41.0/24 AS24453
202.151.42.0/24 AS24453
202.151.43.0/24 AS24453
202.151.44.0/24 AS24453
202.151.45.0/24 AS24453
202.151.46.0/24 AS24453
202.151.47.0/24 AS24453
202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd.
202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia
202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited
203.0.113.0/24 AS14745 INTERNAP-BLOCK-4 - Internap Network Services Corporation
203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.30.127.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.32.86.0/23 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.32.86.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.32.87.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications
203.32.188.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd
203.142.219.0/24 AS45149
204.9.116.0/22 AS30097 NUWAVE - NuWave
204.10.88.0/21 AS3356 LEVEL3 Level 3 Communications
204.10.92.0/23 AS30097 NUWAVE - NuWave
204.10.94.0/23 AS30097 NUWAVE - NuWave
204.14.0.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
204.14.0.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
204.14.2.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
204.14.3.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A.
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
207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc.
207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC
207.231.96.0/19 AS11194 NUNETPA - NuNet Inc.
208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC
208.93.144.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
208.93.151.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation
209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications
209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network
209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC
213.150.204.0/24 AS29338 AFOL-AS Used by Africaonline Operations
216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc.
216.21.160.0/20 AS27876 American Data Networks
216.146.0.0/19 AS11915 TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC
216.194.160.0/20 AS27876 American Data Networks
216.234.128.0/22 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC.
216.234.132.0/24 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC.
216.234.139.0/24 AS14545 ADR-DRIVING-RECORDS - AMERICAN DRIVING RECORDS, INC.
Please see http://www.cidr-report.org for the full report