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[afnog] The Cidr Report
This report has been generated at Fri Aug 8 21:47:44 2003 AEST.
The report analyses the BGP Routing Table of an AS4637 (Reach) router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org/as4637 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
01-08-03 123769 88284
02-08-03 123888 88324
03-08-03 123875 88313
04-08-03 123832 88371
05-08-03 123956 88403
06-08-03 124078 88377
07-08-03 123924 88399
08-08-03 124082 88572
AS Summary
15583 Number of ASes in routing system
6150 Number of ASes announcing only one prefix
1470 Largest number of prefixes announced by an AS
AS701 : ALTERNET-AS UUNET Technologies, Inc.
73223680 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').
--- 08Aug03 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 124332 88571 35761 28.8% All ASes
AS7132 855 236 619 72.4% SBIS-AS SBC Internet Services
- Southwest
AS701 1470 1032 438 29.8% ALTERNET-AS UUNET
Technologies, Inc.
AS4323 606 176 430 71.0% TW-COMM Time Warner
Communications, Inc.
AS7018 1371 962 409 29.8% ATT-INTERNET4 AT&T WorldNet
Services
AS3908 899 529 370 41.2% SUPERNETASBLK SuperNet, Inc.
AS7843 557 218 339 60.9% ADELPHIA-AS Adelphia Corp.
AS11305 358 38 320 89.4% INTERLAND-NET1 Interland
Incorporated
AS1221 1042 734 308 29.6% ASN-TELSTRA Telstra Pty Ltd
AS6197 557 250 307 55.1% BATI-ATL BellSouth Network
Solutions, Inc
AS6198 499 194 305 61.1% BATI-MIA BellSouth Network
Solutions, Inc
AS4355 405 116 289 71.4% ERMS-EARTHLNK EARTHLINK, INC
AS1239 944 666 278 29.4% SPRINTLINK Sprint
AS6347 361 93 268 74.2% DIAMOND SAVVIS Communications
Corporation
AS25844 257 9 248 96.5% SKADDEN1 Skadden, Arps, Slate,
Meagher & Flom LLP
AS27364 317 84 233 73.5% ACS-INTERNET Armstrong Cable
Services
AS17676 250 24 226 90.4% GIGAINFRA Softbank BB Corp.
AS22773 236 16 220 93.2% CCINET-2 Cox Communications
Inc. Atlanta
AS209 521 304 217 41.7% ASN-QWEST Qwest
AS4134 319 123 196 61.4% CHINANET-BACKBONE
No.31,Jin-rong Street
AS705 481 302 179 37.2% ALTERNET-AS UUNET
Technologies, Inc.
AS6327 199 25 174 87.4% SHAWFIBER Shaw Fiberlink
Limited
AS2048 258 88 170 65.9% LANET-1 State of Louisiana
AS2386 397 229 168 42.3% INS-AS AT&T Data
Communications Services
AS17557 301 139 162 53.8% PKTELECOM-AS-AP Pakistan
Telecom
AS14654 164 3 161 98.2% WAYPORT Wayport
AS6140 290 135 155 53.4% IMPSAT-USA ImpSat
AS3602 235 87 148 63.0% SPRINT-CA-AS Sprint Canada
Inc.
AS20115 473 327 146 30.9% CHARTER-NET-HKY-NC Charter
Communications
AS9583 239 100 139 58.2% SATYAMNET-AS Satyam Infoway
Ltd.,
AS9800 195 56 139 71.3% UNICOM CHINA UNICOM
Total 15056 7295 7761 51.5% Top 30 total
Possible Bogus Routes
24.119.0.0/16 AS11492 CABLEONE CABLE ONE
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
64.30.64.0/19 AS14900 USLEC-CORP-1 USLEC Corp.
66.41.192.0/18 AS13367 ATT-BBND-B AT&T Broadband
82.140.128.0/18 AS15419 LRTC-AS SC "LRTC" Internet services
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
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.
192.83.16.0/20 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
192.153.136.0/21 AS568 SUMNET-AS DISO-UNRRA
192.153.144.0/21 AS568 SUMNET-AS DISO-UNRRA
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.
193.0.0.0/21 AS3333 RIPE-NCC-AS RIPE NCC
193.108.205.0/24 AS21006 PDR-AS PDR AS for announcing own routes
193.111.60.0/22 AS24888 NEWTEL-AS NEWTEL ASN
193.149.128.0/18 AS8220 COLT COLT Internet - International Backbone - www.colt.net
193.222.192.0/19 AS21102 ASN-KIOSKAG KIOSK Autonomous System
194.13.0.0/17 AS1103 SURFNET-NL SURFnet, The Netherlands
195.80.233.0/24 AS12654 AS12654 RIPE NCC RIS Project.
195.149.72.0/24 AS15471 SNR-RO SNR - Societatea Nationala de Radiocomunicatii
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
198.163.155.0/24 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.
201.118.64.0/20 AS19151 WEBUSENET-1 WebUseNet Corp
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
202.142.130.0/23 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
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
203.86.2.0/23 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
203.171.96.0/19 AS703 ALTERNET-AS UUNET Technologies, Inc.
203.171.102.0/24 AS703 ALTERNET-AS UUNET Technologies, Inc.
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
204.192.0.0/10 AS3644 SPR-VPN Sprint
204.194.110.0/23 AS10588 ICSNET Intelligent Computer Solutions, Inc
205.150.0.0/15 AS701 ALTERNET-AS 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
206.251.69.0/24 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
209.87.176.0/20 AS8182 DIGITALRIVER Digital River
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.
209.169.219.0/24 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-
210.213.0.0/19 AS6453 TELEGLOBE-AS Teleglobe Inc
211.27.156.0/24 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.
216.47.32.0/19 AS11304 SPLUS Solutions Plus Inc.
216.96.128.0/18 AS7018 ATT-INTERNET4 AT&T WorldNet Services
216.153.0.0/17 AS6203 ISDN-NET ISDN-Net Inc.
216.226.108.0/22 AS3602 SPRINT-CA-AS Sprint Canada Inc.
Please see http://www.cidr-report.org for the full report
------------------------------------
Copies of this report are mailed to:
nanog at merit.edu
eof-list at ripe.net
apops at apops.net
routing-wg at ripe.net
afnog at afnog.org
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