This report has been generated at Fri Feb 21 21:45:50 2020 AEST.
The report analyses the BGP Routing Table as seen within AS131072
and generates a report on aggregation potential within the table.
Check https://www.cidr-report.org/v6 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
14-02-20 80862 46494
15-02-20 80964 46540
16-02-20 80934 46627
17-02-20 81072 46553
18-02-20 81056 46533
19-02-20 81093 46585
20-02-20 81112 46884
21-02-20 81596 46884
AS Summary
18995 Number of ASes in routing system
12188 Number of ASes announcing only one prefix
1908 Largest number of prefixes announced by an AS
AS11172: Alestra, S. de R.L. de C.V., MX
36318243520512 (/18.95) Largest address span announced by an AS (/64s)
AS7922 : COMCAST-7922, US
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.
--- 21Feb20 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 81623 46893 34730 42.5% All ASes
AS11172 1908 97 1811 94.9% Alestra, S. de R.L. de C.V.,
MX
AS12479 1424 4 1420 99.7% UNI2-AS, ES
AS45609 1354 254 1100 81.2% BHARTI-MOBILITY-AS-AP Bharti
Airtel Ltd. AS for GPRS
Service, IN
AS28573 1191 140 1051 88.2% CLARO S.A., BR
AS22773 1002 25 977 97.5% ASN-CXA-ALL-CCI-22773-RDC, US
AS45271 1053 200 853 81.0% ICLNET-AS-AP Idea Cellular
Limited, IN
AS7552 736 3 733 99.6% VIETEL-AS-AP Viettel Group, VN
AS32098 732 36 696 95.1% TRANSTELCO-INC, US
AS33363 661 114 547 82.8% BHN-33363, US
AS16509 1233 727 506 41.0% AMAZON-02, US
AS39891 495 11 484 97.8% ALJAWWALSTC-AS, SA
AS4134 501 29 472 94.2% CHINANET-BACKBONE
No.31,Jin-rong Street, CN
AS17622 498 143 355 71.3% CNCGROUP-GZ China Unicom
Guangzhou network, CN
AS9808 375 26 349 93.1% CMNET-GD Guangdong Mobile
Communication Co.Ltd., CN
AS13142 365 23 342 93.7% MOBIFONE-AS-VN MOBIFONE
Corporation, VN
AS8376 615 279 336 54.6% Jordan Data Communications, JO
AS30036 549 214 335 61.0% MEDIACOM-ENTERPRISE-BUSINESS,
US
AS9829 462 175 287 62.1% BSNL-NIB National Internet
Backbone, IN
AS38266 414 146 268 64.7% VODAFONE-IN Vodafone India
Ltd., IN
AS3462 268 6 262 97.8% HINET Data Communication
Business Group, TW
AS9605 271 14 257 94.8% DOCOMO NTT DOCOMO, INC., JP
AS55303 310 53 257 82.9% EAGLENET-AP 60 Market
Square,P.O. Box 364, PH
AS13206 258 1 257 99.6% REALMOVE-AS-AP Realmove
Company Limited, TH
AS17552 316 60 256 81.0% TRUE-AS-AP True Internet
Co.,Ltd., TH
AS24173 258 3 255 98.8% NETNAM-AS-AP Netnam Company,
VN
AS13361 306 65 241 78.8% VODAFONE-AS-AP Vodafone
Australia Pty Ltd, AU
AS24158 239 2 237 99.2% TAIWANMOBILE-AS Taiwan Mobile
Co., Ltd., TW
AS174 332 113 219 66.0% COGENT-174, US
AS4808 234 33 201 85.9% CHINA169-BJ China Unicom
Beijing Province Network, CN
AS22394 721 525 196 27.2% CELLCO, US
Total 19081 3521 15560 81.5% Top 30 total
Possible Bogus Routes
2001:df0:2b7::/48 AS9555 VZB-AU-AS Verizon Australia PTY Limited, AU
2001:df2:9800::/48 AS13331 MAXTECHA-AS Maxtech, IN
2001:df5:5c00::/48 AS9649 MOPH-TH-AP Information Technology Office, SG
2002::/16 AS6939 HURRICANE, US
2400:4f80::/32 AS13314 KONNECTNEPAL-AS-AP Konnect Nepal Networks Pvt Ltd, NP
2400:e800:1000::/36 AS17564 GITN-PCN-AS-AP GITN (M) Sdn. Bhd., MY
2401:160c::/32 AS13309 FUSIONNETWORKS-AS-AP Fusion Networks, NZ
2402:f880::/32 AS64056 KAZILALLC-AS-AP Kazila LLC, AU
2403:4e00::/32 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:300::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:301::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:302::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:305::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:306::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:30b::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:30c::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:30d::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:310::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:316::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:319::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:31a::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2404:e601::/48 AS13280 SINGTEL-AS-SCSGKC23 Singapore Telecommunications Limited, SG
2405:1900::/32 AS45475 AMURINET-NZ Amuri Net, NZ
2406:8300:2::/48 AS17559 SPECTUM-NON-AP Spectrums Core Network, AU
2406:9d00::/32 AS58507 WL-AS-AP Wireline, AU
2602:12e:2003::/48 AS42567 MOJHOST-EU, NL
2602:ff00::/36 AS23404 RITTERNET, US
2602:ff42::/36 AS7018 ATT-INTERNET4, US
2602:ffca::/36 AS23033 WOW, US
2602:ffe5:4::/48 AS8100 ASN-QUADRANET-GLOBAL, US
2602:fff1:1::/48 AS22625 FORTRUST-SOLUTIONS, US
2605:a80:1::/48 AS13213 UK2NET-AS, GB
2605:d400::/32 AS174 COGENT-174, US
2606:ae04:8020::/48 AS17224 ATT-CERFNET-BLOCK, US
2607:f4b0:a000::/40 AS6517 -Reserved AS-, ZZ
2607:f968::/32 AS30600 AS-CMN, US
2620:0:880::/48 AS29763 -Reserved AS-, ZZ
2620:0:900::/48 AS4185 ATTIS-ASN4185, US
2620:38:a00::/48 AS22695 PLAYGROUND, US
2620:97:4000::/48 AS14244 NSIHOSTING-EQX-VA, US
2620:108:8002::/48 AS14904 IBMCCH-RTP, US
2620:108:8005::/48 AS2140 ISSC-AS, US
2620:108:8006::/48 AS12980 EMEA Hosting Autonomous System, US
2620:125:9401::/48 AS10780 PURE-STORAGE, US
2620:125:9444::/48 AS10780 PURE-STORAGE, US
2620:125:9800::/48 AS10780 PURE-STORAGE, US
2620:16a0::/48 AS36067 DCX-BGN-TI, US
2620:16a0:1::/48 AS36067 DCX-BGN-TI, US
2800:5b00::/32 AS27975 SYNAPSIS COLOMBIA SAS, CO
2800:ce00::/32 AS14709 Telefonica Moviles Panama S.A., PA
2801:1a:f00::/48 AS26686 ESCUELA COLOMBIANA DE INGENIERIA JULIO GARAVITO, CO
2801:19c:10::/48 AS14080 Telmex Colombia S.A., CO
2803:2f40:ffff::/48 AS36351 SOFTLAYER, US
2803:be80::/32 AS27951 Media Commerce Partners S.A, CO
2804:424::/32 AS26241
2804:12d4::/32 AS26227
2805:f10:f12::/48 AS26218 Media Networks Latin America SAC, PE
2805:f10:f13::/48 AS26218 Media Networks Latin America SAC, PE
2805:f10:f14::/48 AS26218 Media Networks Latin America SAC, PE
2c0f:f590::/32 AS36974 AFNET-AS, CI
Please see https://www.cidr-report.org/v6 for the full report
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