This report has been generated at Fri May 5 21:46:02 2023 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 28-04-23 182083 96732 29-04-23 181955 96840 30-04-23 181982 96959 01-05-23 181913 97123 02-05-23 182036 97305 03-05-23 182170 97625 04-05-23 182540 97399 05-05-23 182161 97399 AS Summary 31268 Number of ASes in routing system 19888 Number of ASes announcing only one prefix 5342 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. --- 05May23 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 182635 97640 84995 46.5% All ASes AS11172 5342 761 4581 85.8% Alestra, S. de R.L. de C.V., MX AS9808 4373 1192 3181 72.7% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 2196 6 2190 99.7% VIETEL-AS-AP Viettel Group, VN AS45609 2433 593 1840 75.6% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS28573 1825 235 1590 87.1% Claro NXT Telecomunicacoes Ltda, BR AS16509 3432 2034 1398 40.7% AMAZON-02, US AS45271 1756 376 1380 78.6% ICLNET-AS-AP Idea Cellular Limited, IN AS12479 1622 254 1368 84.3% UNI2-AS, ES AS22773 1334 149 1185 88.8% ASN-CXA-ALL-CCI-22773-RDC, US AS62240 1223 69 1154 94.4% CLOUVIDER Clouvider - Global ASN, GB AS39891 1326 218 1108 83.6% ALJAWWALSTC-AS, SA AS32098 1337 329 1008 75.4% TRANSTELCO-INC, US AS17623 1447 503 944 65.2% CNCGROUP-SZ China Unicom Shenzen network, CN AS56046 1132 230 902 79.7% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS38266 1280 390 890 69.5% VIL-AS-AP Vodafone Idea Ltd, IN AS17622 2315 1505 810 35.0% CNCGROUP-GZ China Unicom Guangzhou network, CN AS24547 1828 1048 780 42.7% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS4808 908 133 775 85.4% CHINA169-BJ China Unicom Beijing Province Network, CN AS20115 1236 499 737 59.6% CHARTER-20115, US AS18403 844 186 658 78.0% FPT-AS-AP FPT Telecom Company, VN AS56047 718 119 599 83.4% CMNET-HUNAN-AP China Mobile communications corporation, CN AS61302 648 49 599 92.4% HUIZE_TELECOM Huize Telecom, GB AS4134 606 59 547 90.3% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS17853 547 9 538 98.4% LGTELECOM-AS-KR LGTELECOM, KR AS23674 526 4 522 99.2% NAYATEL-PK Nayatel Pvt Ltd, PK AS131429 588 78 510 86.7% MOBIFONE-AS-VN MOBIFONE Corporation, VN AS11664 638 212 426 66.8% Techtel LMDS Comunicaciones Interactivas S.A., AR AS30036 668 244 424 63.5% MEDIACOM-ENTERPRISE-BUSINESS, US AS56044 978 556 422 43.1% CMNET-AS-LIAONING China Mobile communications corporation, CN AS17552 419 9 410 97.9% TRUEONLINE-AS-AP True Online, TH Total 45525 12049 33476 73.5% 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 2001:df5:9a80::/48 AS134458 2002::/16 AS6939 HURRICANE, US 2400:8720:1::/48 AS138032 2400:8720:31::/48 AS138032 2400:8720:ff00::/41 AS138032 2400:d840:1::/48 AS13813 BROADSOFT-INC-NORTH-AMERICA, US 2400:e800:1000::/36 AS17564 GITN-PCN-AS-AP GITN M Sdn. Bhd., MY 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 2404:b980::/35 AS62240 CLOUVIDER Clouvider - Global ASN, GB 2405:3580:1919::/48 AS62240 CLOUVIDER Clouvider - Global ASN, GB 2406:2580::/32 AS397086 LAYER-HOST-HOUSTON, US 2600:26c6:8::/48 AS20115 CHARTER-20115, US 2602:2d1::/48 AS17024 -Reserved AS-, US 2605:a80:1::/48 AS13213 UK2NET-AS, GB 2605:36c0:1::/48 AS29944 DATABANK-LATISYS, US 2605:8280::/32 AS36069 CHANUTE, US 2606:2e80::/32 AS63125 -Reserved AS-, ZZ 2606:ae04:8020::/48 AS17224 ATT-CERFNET-BLOCK, US 2607:6780::/32 AS395282 -Reserved AS-, ZZ 2607:ff08::/32 AS13722 DEFAULTROUTE, ZZ 2620:0:880::/48 AS29763 -Reserved AS-, ZZ 2620:0:900::/48 AS4185 ATTIS-ASN4185, US 2620:38:a00::/48 AS22695 PLAYGROUND, US 2620:a0:e0::/48 AS11278 NINTENDO, US 2620:ba:8000::/48 AS2386 INS-AS, US 2620:12c:b131::/48 AS13448 WEBSENSE, US 2800:5e00:ffff::/48 AS28007 Gold Data C.A., VE 2801:13:a800::/48 AS271809 IGLESIA CRISTIANA DE LOS TESTIGOS DE JEHOVA, CO 2801:c4:38::/48 AS18734 Operbes, S.A. de C.V., MX 2801:c4:92::/48 AS18734 Operbes, S.A. de C.V., MX 2803:2f40:ffff::/48 AS36351 SOFTLAYER, US 2803:6606:4000::/34 AS28075 ARLINK S.A., AR 2803:6606:4000::/48 AS28075 ARLINK S.A., AR 2803:8700:10::/48 AS25577 C4L-AS, GB 2804:b8::/32 AS52965 1TELECOM SERVICOS DE TECNOLOGIA EM INTERNET LTDA, BR 2804:194::/32 AS53131 -Reserved AS-, ZZ 2804:51c::/32 AS262495 -Reserved AS-, ZZ 2804:51c:7300::/40 AS262495 -Reserved AS-, ZZ 2804:558::/32 AS262509 -Reserved AS-, ZZ 2804:111b:ff81::/48 AS52818 CD ONE CORPORATION DO BRASIL LTDA, BR 2804:15b8::/32 AS52666 -Reserved AS-, ZZ 2804:3264::/32 AS265075 -Reserved AS-, ZZ 2804:5f80::/32 AS269104 -Reserved AS-, ZZ 2804:5f80:7100::/40 AS269104 -Reserved AS-, ZZ 2804:66f4:c000::/34 AS269594 -Reserved AS-, ZZ 2804:7f3c::/32 AS271675 -Reserved AS-, ZZ 2804:81fc::/32 AS272490 -Reserved AS-, ZZ 2804:823c::/32 AS272507 -Reserved AS-, ZZ 2804:8914::/32 AS273579 -Reserved AS-, ZZ 2804:8914::/33 AS273579 -Reserved AS-, ZZ 2804:8914:8000::/33 AS273579 -Reserved AS-, ZZ 2805:f10:f12::/48 AS262182 Media Networks Latin America SAC, PE 2805:f10:f13::/48 AS262182 Media Networks Latin America SAC, PE 2805:f10:f14::/48 AS262182 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 ------------------------------------ Copies of this report are mailed to: [email protected] _______________________________________________ Go to the apops mailing list on Orbit -- https://orbit.apnic.net/mailing-list/[email protected] Explore https://orbit.apnic.net, where the APNIC community connect, discuss and share information related to Internet addressing and networking. 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