This report has been generated at Fri Aug 21 21:45:45 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 14-08-20 92349 54432 15-08-20 92393 54380 16-08-20 92467 54419 17-08-20 92559 54441 18-08-20 92572 54428 19-08-20 92662 54593 20-08-20 92672 54458 21-08-20 92841 54458 AS Summary 20384 Number of ASes in routing system 12931 Number of ASes announcing only one prefix 2421 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. --- 21Aug20 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 93823 54662 39161 41.7% All ASes AS11172 2421 100 2321 95.9% Alestra, S. de R.L. de C.V., MX AS12479 1464 4 1460 99.7% UNI2-AS, ES AS45609 1744 323 1421 81.5% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS28573 1226 122 1104 90.0% CLARO S.A., BR AS22773 1179 141 1038 88.0% ASN-CXA-ALL-CCI-22773-RDC, US AS45271 1079 171 908 84.2% ICLNET-AS-AP Idea Cellular Limited, IN AS7552 904 18 886 98.0% VIETEL-AS-AP Viettel Group, VN AS39891 666 7 659 98.9% ALJAWWALSTC-AS, SA AS62240 555 29 526 94.8% CLOUVIDER Clouvider - Global ASN, GB AS16509 1275 762 513 40.2% AMAZON-02, US AS4134 502 32 470 93.6% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS38266 604 180 424 70.2% VODAFONE-IN Vodafone India Ltd., IN AS17622 776 427 349 45.0% CNCGROUP-GZ China Unicom Guangzhou network, CN AS13142 378 32 346 91.5% MOBIFONE-AS-VN MOBIFONE Corporation, VN AS9829 456 121 335 73.5% BSNL-NIB National Internet Backbone, IN AS17552 373 52 321 86.1% TRUE-AS-AP True Internet Co.,Ltd., TH AS32098 738 419 319 43.2% TRANSTELCO-INC, US AS30036 560 254 306 54.6% MEDIACOM-ENTERPRISE-BUSINESS, US AS8376 388 118 270 69.6% Jordan Data Communications, JO AS9605 271 13 258 95.2% DOCOMO NTT DOCOMO, INC., JP AS13206 258 1 257 99.6% REALMOVE-AS-AP Realmove Company Limited, TH AS13361 353 97 256 72.5% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS24173 258 3 255 98.8% NETNAM-AS-AP Netnam Company, VN AS55430 293 40 253 86.3% STARHUB-NGNBN Starhub Ltd, SG AS54113 744 517 227 30.5% FASTLY, US AS174 338 113 225 66.6% COGENT-174, US AS20940 655 430 225 34.4% AKAMAI-ASN1, EU AS55303 301 76 225 74.8% EAGLENET-AP 60 Market Square,P.O. Box 364, PH AS14006 228 12 216 94.7% CHINANET-QINGHAI-AS-AP Qinghai Telecom, CN AS12252 264 59 205 77.7% America Movil Peru S.A.C., PE Total 21251 4673 16578 78.0% Top 30 total Possible Bogus Routes 2001::/32 AS6939 HURRICANE, US 2001:4:112::/48 AS112 -Reserved AS-, ZZ 2001:df0:2b7::/48 AS9555 VZB-AU-AS Verizon Australia PTY Limited, AU 2001:df5:5c00::/48 AS9649 MOPH-TH-AP Information Technology Office, SG 2002::/16 AS6939 HURRICANE, US 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 2403:4200:401::/48 AS58534 JAZMIN-AS-AP Jazmin Communications Pty Ltd, 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 2403:4e00:309::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN 2403:4e00:30b::/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 2506:5fc0::/28 AS17225 ATT-CERFNET-BLOCK, US 2602:ff00::/36 AS23404 RITTERNET, US 2602:ff42::/36 AS7018 ATT-INTERNET4, 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 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:ba:8000::/48 AS2386 INS-AS, US 2620:f8:c000::/48 AS39488 -Reserved AS-, ZZ 2620:108:8002::/48 AS14904 IBMCCH-RTP, US 2620:108:8006::/48 AS12980 EMEA Hosting Autonomous System, EU 2620:12c:b131::/48 AS13448 WEBSENSE, US 2800:5b00::/32 AS27975 SYNAPSIS COLOMBIA SAS, CO 2801:19c:10::/48 AS14080 Telmex Colombia S.A., CO 2803:2f40:ffff::/48 AS36351 SOFTLAYER, US 2804:4280::/32 AS26750 2804:4280::/34 AS26750 2804:4280:4000::/34 AS26750 2804:4280:8000::/34 AS26750 2804:4280:c000::/34 AS26750 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 2a04:6d00::/29 AS20050 -Reserved AS-, ZZ 2c0f:f590::/32 AS36974 AFNET-AS, CI Please see https://www.cidr-report.org/v6 for the full report ------------------------------------ Copies of this report are mailed to: apops@apops.net _______________________________________________ apops mailing list apops@apops.net https://mailman.apnic.net/mailman/listinfo/apops Website: www.apops.net