This report has been generated at Fri Mar 20 21:45:51 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
13-03-20 82425 47113
14-03-20 82496 47282
15-03-20 82637 47308
16-03-20 82624 47273
17-03-20 82526 47396
18-03-20 82628 47424
19-03-20 82459 47492
20-03-20 82556 47492
AS Summary
19202 Number of ASes in routing system
12306 Number of ASes announcing only one prefix
2013 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.
--- 20Mar20 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 82745 47386 35359 42.7% All ASes
AS11172 2013 103 1910 94.9% Alestra, S. de R.L. de C.V.,
MX
AS12479 1434 4 1430 99.7% UNI2-AS, ES
AS45609 1478 273 1205 81.5% BHARTI-MOBILITY-AS-AP Bharti
Airtel Ltd. AS for GPRS
Service, IN
AS28573 1198 122 1076 89.8% CLARO S.A., BR
AS22773 1015 15 1000 98.5% ASN-CXA-ALL-CCI-22773-RDC, US
AS45271 1054 324 730 69.3% ICLNET-AS-AP Idea Cellular
Limited, IN
AS32098 742 15 727 98.0% TRANSTELCO-INC, US
AS7552 747 74 673 90.1% VIETEL-AS-AP Viettel Group, VN
AS33363 666 50 616 92.5% BHN-33363, US
AS39891 607 11 596 98.2% ALJAWWALSTC-AS, SA
AS16509 1236 722 514 41.6% AMAZON-02, US
AS4134 502 30 472 94.0% CHINANET-BACKBONE
No.31,Jin-rong Street, CN
AS30036 549 153 396 72.1% MEDIACOM-ENTERPRISE-BUSINESS,
US
AS17622 520 164 356 68.5% CNCGROUP-GZ China Unicom
Guangzhou network, CN
AS9808 381 28 353 92.7% CMNET-GD Guangdong Mobile
Communication Co.Ltd., CN
AS8376 429 91 338 78.8% Jordan Data Communications, JO
AS13142 373 36 337 90.3% MOBIFONE-AS-VN MOBIFONE
Corporation, VN
AS9829 463 176 287 62.0% BSNL-NIB National Internet
Backbone, IN
AS38266 418 139 279 66.7% VODAFONE-IN Vodafone India
Ltd., IN
AS17552 341 65 276 80.9% TRUE-AS-AP True Internet
Co.,Ltd., TH
AS55303 310 47 263 84.8% EAGLENET-AP 60 Market
Square,P.O. Box 364, PH
AS9605 271 14 257 94.8% DOCOMO NTT DOCOMO, INC., JP
AS13206 258 1 257 99.6% REALMOVE-AS-AP Realmove
Company Limited, TH
AS24173 258 3 255 98.8% NETNAM-AS-AP Netnam Company,
VN
AS13361 306 68 238 77.8% VODAFONE-AS-AP Vodafone
Australia Pty Ltd, AU
AS24158 239 2 237 99.2% TAIWANMOBILE-AS Taiwan Mobile
Co., Ltd., TW
AS174 329 115 214 65.0% COGENT-174, US
AS3462 266 52 214 80.5% HINET Data Communication
Business Group, TW
AS4808 235 40 195 83.0% CHINA169-BJ China Unicom
Beijing Province Network, CN
AS22394 727 546 181 24.9% CELLCO, US
Total 19365 3483 15882 82.0% Top 30 total
Possible Bogus Routes
2001::/32 AS6939 HURRICANE, US
2001:4:112::/48 AS112 ROOTSERV, US
2001:c0:3::/48 AS22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
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:a440::/32 AS13603 HDTIDCCLOUD-AS-AP HDTIDC LIMITED, HK
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:fcde::/36 AS39761 UNNO, CA
2602:fd64::/40 AS39489 CONDUIT-FRE2-01, US
2602:ff00::/36 AS23404 RITTERNET, US
2602:ff42::/36 AS7018 ATT-INTERNET4, US
2602:ffe5:4::/48 AS8100 ASN-QUADRANET-GLOBAL, US
2602:fff1:1::/48 AS22625 IMDC-AS22625, 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: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
2803:d380::/48 AS26368
2803:d380:1::/48 AS26368
2803:d380:2::/48 AS26368
2803:d380:3::/48 AS26368
2803:d380:4::/48 AS26368
2803:d380:5::/48 AS26368
2803:d380:6::/48 AS26368
2803:d380:7::/48 AS26368
2803:d380:8::/48 AS26368
2803:d380:9::/48 AS26368
2803:d380:a::/48 AS26368
2803:d380:10::/48 AS26368
2803:d380:11::/48 AS26368
2803:d380:12::/48 AS26368
2803:d380:13::/48 AS26368
2803:d380:14::/48 AS26368
2803:d380:15::/48 AS26368
2803:d380:16::/48 AS26368
2803:d380:17::/48 AS26368
2803:d380:18::/48 AS26368
2803:d380:19::/48 AS26368
2803:d380:1b::/48 AS26368
2803:d380:100::/48 AS26368
2803:d380:101::/48 AS26368
2803:d380:102::/48 AS26368
2803:d380:103::/48 AS26368
2803:d380:104::/48 AS26368
2803:d380:105::/48 AS26368
2803:d380:106::/48 AS26368
2803:d380:107::/48 AS26368
2803:d380:108::/48 AS26368
2803:d380:109::/48 AS26368
2803:d380:110::/48 AS26368
2803:d380:111::/48 AS26368
2803:d380:112::/48 AS26368
2803:d380:113::/48 AS26368
2803:d380:114::/48 AS26368
2803:d380:115::/48 AS26368
2803:d380:116::/48 AS26368
2803:d380:117::/48 AS26368
2803:d380:118::/48 AS26368
2803:d380:119::/48 AS26368
2803:d380:120::/48 AS26368
2803:d380:121::/48 AS26368
2803:d380:122::/48 AS26368
2803:d380:123::/48 AS26368
2803:d380:124::/48 AS26368
2803:d380:125::/48 AS26368
2803:d380:126::/48 AS26368
2803:d380:127::/48 AS26368
2803:d380:128::/48 AS26368
2803:d380:129::/48 AS26368
2804:424::/32 AS26241
2804:12d4::/32 AS26227
2804:155c::/32 AS26338
2804:155c::/40 AS26338
2804:155c:1::/48 AS26338
2804:155c:100::/40 AS26338
2804:155c:200::/40 AS26338
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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