The Cidr Report
- Date: Fri, 27 Jun 2003 22:00:01 +1000 (EST)
This report has been generated at Fri Jun 27 21:07:01 2003 AEST.
The report analyses the BGP Routing Table of the Route-Views router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/as6447 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
20-06-03 139461 99183
21-06-03 16181 33004
22-06-03 139382 99687
23-06-03 139587 99904
24-06-03 139325 99906
25-06-03 140938 100648
26-06-03 139466 99744
27-06-03 139252 99443
AS Summary
15572 Number of ASes in routing system
6036 Number of ASes announcing only one prefix
2367 Largest number of prefixes announced by an AS
AS705 : ALTERNET-AS UUNET Technologies, Inc.
73223936 Largest address span announced by an AS (/32s)
AS568 : SUMNET-AS DISO-UNRRA
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').
--- 27Jun03 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 139250 99943 39307 28.2% All ASes
AS15290 1873 206 1667 89.0% ATTCA-15290 AT&T Canada
Telecom Services Company
AS705 2367 1308 1059 44.7% ALTERNET-AS UUNET
Technologies, Inc.
AS7132 835 237 598 71.6% SBIS-AS SBC Internet Services
- Southwest
AS18566 604 8 596 98.7% COVAD Covad Communications
AS4716 1281 727 554 43.2% POWEREDCOM POWEREDCOM, Inc.
AS3908 1807 1260 547 30.3% SUPERNETASBLK SuperNet, Inc.
AS11305 549 81 468 85.2% INTERLAND-NET1 Interland
Incorporated
AS690 1614 1170 444 27.5% MERIT-AS-27 Merit Network Inc.
AS701 1526 1090 436 28.6% ALTERNET-AS UUNET
Technologies, Inc.
AS7018 1364 947 417 30.6% ATT-INTERNET4 AT&T WorldNet
Services
AS189 685 316 369 53.9% GENUITY-AS189 Genuity
AS4323 602 236 366 60.8% TW-COMM Time Warner
Communications, Inc.
AS3215 569 228 341 59.9% AS3215 France Telecom
Transpac
AS1221 1120 782 338 30.2% ASN-TELSTRA Telstra Pty Ltd
AS1239 973 687 286 29.4% SPRINTLINK Sprint
AS6198 476 207 269 56.5% BATI-MIA BellSouth Network
Solutions, Inc
AS7046 1345 1101 244 18.1% UUNET-CUSTOMER UUNET
Technologies, Inc.
AS3356 604 362 242 40.1% LEVEL3 Level 3 Communications,
LLC
AS27364 320 89 231 72.2% ACS-INTERNET Armstrong Cable
Services
AS6197 521 303 218 41.8% BATI-ATL BellSouth Network
Solutions, Inc
AS7843 630 421 209 33.2% ADELPHIA-AS Adelphia Corp.
AS4755 433 227 206 47.6% VSNL-AS Videsh Sanchar Nigam
Ltd. Autonomous System
AS17676 250 49 201 80.4% GIGAINFRA XTAGE CORPORATION
AS2386 410 225 185 45.1% INS-AS AT&T Data
Communications Services
AS4355 405 222 183 45.2% ERMS-EARTHLNK EARTHLINK, INC
AS376 381 211 170 44.6% RISQ-AS Reseau
Interordinateurs Scientique
Quebecois (RISQ)
AS209 629 462 167 26.6% ASN-QWEST Qwest
AS2548 906 739 167 18.4% ALGX-ATCW-AS Allegiance
Telecom Companies Worldwide
AS6140 285 122 163 57.2% IMPSAT-USA ImpSat
AS20115 460 298 162 35.2% CHARTER-NET-HKY-NC Charter
Communications
Total 25824 14321 11503 44.5% Top 30 total
Possible Bogus Routes
5.5.5.0/24 AS1239 SPRINTLINK Sprint
24.119.0.0/16 AS11492 CABLEONE CABLE ONE
24.183.185.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.183.186.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.183.187.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.183.188.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.183.189.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.183.191.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
24.199.0.0/18 AS20001 ROADRUNNER-WEST HoldCo LLC - Road Runner
24.199.32.0/22 AS1668 AOL-PRIMEHOST GNN Hosting Service
24.223.128.0/17 AS11060 NEO-RR-COM Time Warner Cable Northeast Ohio
39.0.0.0/8 AS4554 EP0-BLK-ASNBLOCK-4 Exchange Point Blocks
61.12.32.0/24 AS7545 TPG-INTERNET-AP TPG Internet Pty Ltd
61.12.34.0/24 AS7545 TPG-INTERNET-AP TPG Internet Pty Ltd
63.0.0.0/8 AS226 LOS-NETTOS-AS Los Nettos
64.30.64.0/19 AS14900 USLEC-CORP-1 USLEC Corp.
65.6.145.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
65.6.146.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
65.6.147.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
65.6.150.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
65.6.151.0/24 AS6478 ATT-INTERNET3 AT&T WorldNet Services
66.41.192.0/18 AS13367 ATT-BBND-B AT&T Broadband
66.207.54.80/29 AS2548 ALGX-ATCW-AS Allegiance Telecom Companies Worldwide
67.45.23.120/29 AS2548 ALGX-ATCW-AS Allegiance Telecom Companies Worldwide
67.45.53.192/29 AS2548 ALGX-ATCW-AS Allegiance Telecom Companies Worldwide
69.60.128.0/20 AS23131 STARLAN Starlan Communications Inc.
82.129.128.0/17 AS24835 RAYA-AS RAYA Telecom - Egypt
132.0.0.0/10 AS568 SUMNET-AS DISO-UNRRA
137.0.0.0/13 AS568 SUMNET-AS DISO-UNRRA
138.136.0.0/13 AS568 SUMNET-AS DISO-UNRRA
140.240.0.0/13 AS1 GNTY-1 Genuity
158.0.0.0/13 AS568 SUMNET-AS DISO-UNRRA
165.212.0.0/16 AS7424 USANET USA.Net
166.16.0.0/16 AS7132 SBIS-AS SBC Internet Services - Southwest
171.64.0.0/10 AS1 GNTY-1 Genuity
192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network
192.44.0.0/19 AS702 ALTERNET-AS UUNET Technologies, Inc.
192.83.14.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.16.0/20 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.25.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.32.0/19 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.64.0/19 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.96.0/22 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.83.100.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.119.135.0/24 AS270 PSCNI-AS National Aeronautics and Space Administration
192.124.252.0/22 AS680 AS680 DFN-IP service G-WiN
192.135.50.0/24 AS7018 ATT-INTERNET4 AT&T WorldNet Services
192.136.79.0/24 AS719 AS719 LANLINK autonomous system
192.136.80.0/24 AS719 AS719 LANLINK autonomous system
192.136.84.0/24 AS719 AS719 LANLINK autonomous system
192.136.85.0/24 AS719 AS719 LANLINK autonomous system
192.153.136.0/21 AS568 SUMNET-AS DISO-UNRRA
192.153.144.0/21 AS568 SUMNET-AS DISO-UNRRA
192.168.4.0/24 AS21166 AS21166 SatGate autonomous system
192.172.0.0/19 AS568 SUMNET-AS DISO-UNRRA
192.188.208.0/20 AS568 SUMNET-AS DISO-UNRRA
192.243.32.0/23 AS2044 PALIN-AS Palin Aquisitions Inc.
198.23.26.0/24 AS4390 BELLATLANTIC-COM Bell Atlantic, Inc.
198.97.72.0/21 AS568 SUMNET-AS DISO-UNRRA
198.97.80.0/20 AS568 SUMNET-AS DISO-UNRRA
198.97.88.0/24 AS89 NUSC-CSTLNET-AS Naval Underwater Systems Center
198.97.192.0/20 AS568 SUMNET-AS DISO-UNRRA
198.97.240.0/20 AS568 SUMNET-AS DISO-UNRRA
198.98.8.0/21 AS3701 NERONET Oregon Joint Graduate Schools of Engineering
198.101.4.0/22 AS568 SUMNET-AS DISO-UNRRA
198.136.32.0/20 AS19329 MCNET Martin County Board of County Commissioners
198.144.32.0/19 AS3998 CITY-NET CityNet, Inc.
198.161.87.0/24 AS6539 GROUPTLCOM GT Group Telecom Services Corp.
198.161.165.0/24 AS852 ASN852 Telus Advanced Communications
198.161.200.0/24 AS6539 GROUPTLCOM GT Group Telecom Services Corp.
198.163.155.0/24 AS684 MBNET-AS Manitoba Regional Network
198.167.0.0/16 AS7456 INTERHOP Interhop Network SERVICES Inc.
198.167.163.0/24 AS15290 ATTCA-15290 AT&T Canada Telecom Services Company
198.168.0.0/16 AS701 ALTERNET-AS UUNET Technologies, Inc.
198.169.0.0/16 AS803 SASKTEL SaskTel
198.232.133.0/24 AS23075 SKOTOS-AS Skotos Tech, Inc
199.10.0.0/16 AS568 SUMNET-AS DISO-UNRRA
199.60.0.0/20 AS271 BCNET-AS University of British Columbia
199.79.32.0/20 AS3701 NERONET Oregon Joint Graduate Schools of Engineering
199.84.0.0/16 AS701 ALTERNET-AS UUNET Technologies, Inc.
199.114.0.0/18 AS568 SUMNET-AS DISO-UNRRA
199.114.0.0/21 AS568 SUMNET-AS DISO-UNRRA
199.114.128.0/18 AS568 SUMNET-AS DISO-UNRRA
199.114.140.0/24 AS3544 ITSDN-U7 DISA/UNRRA
199.120.32.0/19 AS16582 NEXTLEVELINTERNET NEXTLEVEL INTERNET, INC.
199.121.0.0/16 AS568 SUMNET-AS DISO-UNRRA
199.123.16.0/20 AS568 SUMNET-AS DISO-UNRRA
199.123.80.0/21 AS568 SUMNET-AS DISO-UNRRA
199.189.32.0/19 AS7332 IQUEST-AS IQuest Internet
199.202.0.0/16 AS701 ALTERNET-AS UUNET Technologies, Inc.
202.3.144.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.145.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.146.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.147.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.148.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.149.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.150.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.151.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.152.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.153.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.154.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.155.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.156.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.157.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.158.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.3.159.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.4.252.0/22 AS4808 CNCGROUP-BJ CNCGROUP-BJ
202.4.255.0/24 AS4799 UNSPECIFIED Ji Tong Communications Co., Ltd.
202.6.96.0/24 AS4761 INDOSAT1-AP INDOSATNET-ASN
202.6.97.0/24 AS4761 INDOSAT1-AP INDOSATNET-ASN
202.6.99.0/24 AS4761 INDOSAT1-AP INDOSATNET-ASN
202.10.72.0/21 AS9716 AUSTAR-AS-AP Austar Entertainement
202.44.112.0/20 AS17458 CWNETDG-IO-AP Cable and Wireless
202.122.76.0/24 AS17553 TIMELESS-AP System Integration provider
202.130.224.0/20 AS4808 CNCGROUP-BJ CNCGROUP-BJ
202.130.240.0/21 AS4808 CNCGROUP-BJ CNCGROUP-BJ
202.130.248.0/22 AS4812 CHINANET-SH-AP China Telecom (Group)
202.130.252.0/22 AS4812 CHINANET-SH-AP China Telecom (Group)
202.136.254.0/23 AS4808 CNCGROUP-BJ CNCGROUP-BJ
202.136.254.0/24 AS4808 CNCGROUP-BJ CNCGROUP-BJ
202.140.230.0/23 AS9466 UUNET-JP-AP UUNET Japan Limited
202.140.232.0/23 AS9466 UUNET-JP-AP UUNET Japan Limited
202.140.234.0/24 AS9466 UUNET-JP-AP UUNET Japan Limited
202.140.235.0/24 AS9466 UUNET-JP-AP UUNET Japan Limited
202.142.130.0/23 AS17820 DIL-AP DIRECT INTERNET LTD.
202.142.132.0/22 AS17820 DIL-AP DIRECT INTERNET LTD.
202.143.48.0/21 AS4795 INDOSAT2-ID-AP INDOSATNET-ASN
202.143.56.0/21 AS4795 INDOSAT2-ID-AP INDOSATNET-ASN
202.161.0.0/19 AS10097 FLOWCOM flow communications level 2 541 kent st sydney nsw 2000
202.161.0.0/21 AS4634 -No Whois Entry-
202.161.8.0/21 AS4634 -No Whois Entry-
202.164.192.0/19 AS7599 IPXC-AS-AP IP Exchange
202.165.0.0/19 AS9443 INTERNETPRIMUS-AS-AP Primus Telecommunications
202.173.32.0/19 AS9671 APNIC-AS-3-BLOCK Asia Pacific Network Information Centre
203.12.222.64/26 AS4802 WANTREE-AS-AP Wantree Development
203.12.222.192/26 AS4802 WANTREE-AS-AP Wantree Development
203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet)
203.76.128.0/24 AS9729 IS-AP iAdvantage Limited
203.76.224.0/24 AS9549 COMDEK-ISP-AS-AP Comdek ISP
203.78.125.0/24 AS17653 PCM-HK-AP Pacific Century Matrix
203.84.192.0/19 AS17433 PHILWEB-AP PhilWeb.Com, Inc.
203.84.192.0/20 AS17433 PHILWEB-AP PhilWeb.Com, Inc.
203.84.208.0/20 AS17433 PHILWEB-AP PhilWeb.Com, Inc.
203.86.2.0/23 AS4058 APNIC-4058 Asia Pacific Network Information Centre
203.90.192.0/20 AS9658 ETPI-IDS-AS-AP Eastern Telecoms Phils., Inc.
203.135.99.0/24 AS2687 IBM-MMD-AS IBM
203.135.224.0/19 AS4058 APNIC-4058 Asia Pacific Network Information Centre
204.19.224.0/19 AS816 UUNET-AS4 UUNET Technologies, Inc.
204.29.189.0/24 AS11755 WAYMARKCOMM Waymark Internet Services, Inc.
204.52.232.0/24 AS7177 DFWNET DFW Internet Services, Inc.
204.89.225.0/24 AS2495 KANREN Kansas Research and Education Network
204.154.240.0/21 AS11572 MEDIACOM Mediacom,llc / RidgeNet
204.194.110.0/23 AS10588 ICSNET Intelligent Computer Solutions, Inc
205.150.0.0/15 AS701 ALTERNET-AS UUNET Technologies, Inc.
205.151.0.0/19 AS816 UUNET-AS4 UUNET Technologies, Inc.
206.41.32.0/19 AS14824 NEWSOUTH NewSouth Communications Corp.
206.81.187.0/24 AS19194 JOVITA Sentris Network LLC
206.82.64.0/18 AS7029 ALLTELNET Alltel Information Services, Inc.
206.108.34.0/24 AS852 ASN852 Telus Advanced Communications
206.108.35.0/24 AS852 ASN852 Telus Advanced Communications
206.126.0.0/19 AS5750 FLEXNET-HAWAII FlexNet Inc.
206.167.57.0/24 AS376 RISQ-AS Reseau Interordinateurs Scientique Quebecois (RISQ)
206.191.64.0/18 AS15290 ATTCA-15290 AT&T Canada Telecom Services Company
206.191.96.0/19 AS15290 ATTCA-15290 AT&T Canada Telecom Services Company
206.251.69.0/24 AS27429 TIL Telesat International Ltd.
207.47.39.0/24 AS816 UUNET-AS4 UUNET Technologies, Inc.
207.92.0.0/14 AS2551 ICG ICG NetAhead, Inc.
207.162.192.0/19 AS4589 EASYNET Easynet Group Plc
207.231.96.0/19 AS11194 NUNETPA NuNet Inc
208.65.232.0/23 AS701 ALTERNET-AS UUNET Technologies, Inc.
208.81.187.0/24 AS19194 JOVITA Sentris Network LLC
208.104.103.0/24 AS1239 SPRINTLINK Sprint
209.104.198.0/24 AS6137 SISNA SISNA, Inc.
209.104.199.0/24 AS6137 SISNA SISNA, Inc.
209.104.218.0/24 AS6137 SISNA SISNA, Inc.
209.104.219.0/24 AS6137 SISNA SISNA, Inc.
209.104.252.0/22 AS12030 PACIFIC-ONLINE-PON Pacific Online Services
209.108.0.0/14 AS2551 ICG ICG NetAhead, Inc.
209.151.128.0/19 AS816 UUNET-AS4 UUNET Technologies, Inc.
209.160.73.0/24 AS13415 LUMIX Lumix Communications, Inc.
209.160.209.0/24 AS13415 LUMIX Lumix Communications, Inc.
209.169.219.0/24 AS189 GENUITY-AS189 Genuity
209.169.223.0/24 AS189 GENUITY-AS189 Genuity
209.172.0.0/18 AS7770 TRITON Triton Technologies, Inc.
209.213.32.0/19 AS10629 INTERPAC Inter-Pacific Network Services
209.213.50.0/24 AS10629 INTERPAC Inter-Pacific Network Services
209.213.51.0/24 AS10629 INTERPAC Inter-Pacific Network Services
209.213.55.0/24 AS10629 INTERPAC Inter-Pacific Network Services
209.213.56.0/24 AS10629 INTERPAC Inter-Pacific Network Services
209.213.160.0/19 AS4355 ERMS-EARTHLNK EARTHLINK, INC
209.222.137.0/24 AS27429 TIL Telesat International Ltd.
209.240.96.0/19 AS10815 KCNET KCnet, Inc.
209.251.0.0/19 AS11036 SISCOM SISCOM, Inc
209.251.64.0/19 AS10266 NETWAY-AS MDC, Inc.
210.4.20.0/22 AS10095 -No Whois Entry-
210.4.60.0/24 AS10095 -No Whois Entry-
210.4.61.0/24 AS10095 -No Whois Entry-
211.27.156.0/24 AS9768 PUBNET1-AS KT
211.27.156.192/26 AS9768 PUBNET1-AS KT
216.18.224.0/21 AS11458 IMBRIS IMBRIS, INC.
216.18.224.0/22 AS11458 IMBRIS IMBRIS, INC.
216.18.228.0/22 AS11458 IMBRIS IMBRIS, INC.
216.19.244.192/27 AS2548 ALGX-ATCW-AS Allegiance Telecom Companies Worldwide
216.47.32.0/19 AS11304 SPLUS Solutions Plus Inc.
216.96.128.0/18 AS7018 ATT-INTERNET4 AT&T WorldNet Services
216.115.178.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.179.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.182.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.183.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.184.0/23 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.186.0/23 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.186.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.189.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.190.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.115.191.0/24 AS11676 ACSBPS Affiliated Computing Services Business ProcessSolutions
216.153.0.0/17 AS6203 ISDN-NET ISDN-Net Inc.
216.211.177.0/24 AS14473 KNET KNet, Inc.
216.226.108.0/22 AS3602 SPRINT-CA-AS Sprint Canada Inc.
216.226.176.0/20 AS11109 STATE-OF-ALABAMA-ISD State of Alabama, Information Services Division
Please see http://www.cidr-report.org for the full report
------------------------------------
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