This report has been generated at Fri Oct 1 21:46:15 2021 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 24-09-21 139530 73195 25-09-21 139568 73118 26-09-21 139443 73115 27-09-21 139421 73334 28-09-21 139780 73225 29-09-21 139620 72998 30-09-21 139847 73206 01-10-21 139706 73206 AS Summary 27561 Number of ASes in routing system 18337 Number of ASes announcing only one prefix 3295 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. --- 01Oct21 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 140075 73470 66605 47.5% All ASes AS11172 3295 121 3174 96.3% Alestra, S. de R.L. de C.V., MX AS9808 2813 422 2391 85.0% CMNET-GD Guangdong Mobile Communication Co.Ltd., CN AS45609 2215 366 1849 83.5% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS7552 2009 227 1782 88.7% VIETEL-AS-AP Viettel Group, VN AS17622 2425 648 1777 73.3% CNCGROUP-GZ China Unicom Guangzhou network, CN AS12479 1595 4 1591 99.7% UNI2-AS, ES AS24547 1490 50 1440 96.6% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS45271 1544 151 1393 90.2% ICLNET-AS-AP Idea Cellular Limited, IN AS22773 1281 12 1269 99.1% ASN-CXA-ALL-CCI-22773-RDC, US AS28573 1310 142 1168 89.2% CLARO S.A., BR AS56046 1058 12 1046 98.9% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS62240 985 23 962 97.7% CLOUVIDER Clouvider - Global ASN, GB AS17623 1431 594 837 58.5% CNCGROUP-SZ China Unicom Shenzen network, CN AS56044 966 164 802 83.0% CMNET-AS-LIAONING China Mobile communications corporation, CN AS39891 801 9 792 98.9% ALJAWWALSTC-AS, SA AS4808 896 105 791 88.3% CHINA169-BJ China Unicom Beijing Province Network, CN AS16509 1767 1016 751 42.5% AMAZON-02, US AS18403 888 178 710 80.0% FPT-AS-AP The Corporation for Financing & Promoting Technology, VN AS38266 885 254 631 71.3% VODAFONE-IN Vodafone India Ltd., IN AS32098 971 367 604 62.2% TRANSTELCO-INC, US AS56047 631 40 591 93.7% CMNET-HUNAN-AP China Mobile communications corporation, CN AS4134 536 34 502 93.7% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS20115 539 119 420 77.9% CHARTER-20115, US AS8376 480 65 415 86.5% Jordan Data Communications, JO AS17552 421 11 410 97.4% TRUEONLINE-AS-AP True Online, TH AS11664 410 5 405 98.8% Techtel LMDS Comunicaciones Interactivas S.A., AR AS133612 695 290 405 58.3% VODAFONE-AS-AP Vodafone Australia Pty Ltd, AU AS30036 621 238 383 61.7% MEDIACOM-ENTERPRISE-BUSINESS, US AS56041 396 23 373 94.2% CMNET-ZHEJIANG-AP China Mobile communications corporation, CN AS131429 421 54 367 87.2% MOBIFONE-AS-VN MOBIFONE Corporation, VN Total 35775 5744 30031 83.9% Top 30 total Possible Bogus Routes 600:6001:110b::/48 AS11351 TWC-11351-NORTHEAST, US 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:df3:a280::/48 AS16509 AMAZON-02, US 2001:df5:5c00::/48 AS9649 MOPH-TH-AP Information Technology Office, SG 2001:df6:f900::/48 AS138352 2001:df7:d001::/48 AS133155 SATELLITE-BD Satellite Connection, BD 2001:43f8:ac0::/48 AS37356 Huge-Networks, ZA 2002::/16 AS6939 HURRICANE, US 2400:e800:1000::/36 AS17564 GITN-PCN-AS-AP GITN M Sdn. Bhd., MY 2401:160c::/32 AS133090 FUSIONNETWORKS-AS-AP Fusion Networks, NZ 2401:5b80::/32 AS133425 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 2404:bcc0::/32 AS138352 2404:e601::/48 AS132805 SINGTEL-AS-SCSGKC23 Singapore Telecommunications Limited, SG 2450:1740:1::/48 AS140079 GARMININTERNATIONAL-AS-AP Garmin International Inc, TW 2602:fc23:100::/44 AS13586 STEVEYI-NETWORK, CA 2605:a80:1::/48 AS13213 UK2NET-AS, GB 2605:3bc0::/32 AS7850 CITYLINKFIBER, 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 2620:40:4000::/48 AS16931 GLOBAL-PAYMENTS-1, US 2620:ba:8000::/48 AS2386 INS-AS, US 2620:108:8002::/48 AS14904 IBMCCH-RTP, US 2620:12c:b131::/48 AS13448 WEBSENSE, US 2801:19a::/48 AS19429 ETB - Colombia, CO 2801:19a:1::/48 AS19429 ETB - Colombia, CO 2801:19c:10::/48 AS14080 Telmex Colombia S.A., CO 2803:1a80::/32 AS28317 NAVEGALO S.A., CR 2803:1b40::/32 AS27843 OPTICAL TECHNOLOGIES S.A.C., PE 2803:2f40:ffff::/48 AS36351 SOFTLAYER, US 2803:4220::/32 AS27843 OPTICAL TECHNOLOGIES S.A.C., PE 2803:5c40::/32 AS263796 NAVEGALO S.A., CR 2803:6606:c000::/35 AS28075 ARLINK S.A., AR 2803:6606:d000::/48 AS28075 ARLINK S.A., AR 2803:6606:d001::/48 AS28075 ARLINK S.A., AR 2803:6606:d400::/40 AS28075 ARLINK S.A., AR 2803:8220::/32 AS27843 OPTICAL TECHNOLOGIES S.A.C., PE 2804:688::/32 AS262592 -Reserved AS-, ZZ 2804:834::/32 AS262907 AVATO TECNOLOGIA, BR 2804:b08::/32 AS28331 -Reserved AS-, ZZ 2804:16d0::/32 AS52697 -Reserved AS-, ZZ 2804:16d0:fa00::/41 AS52697 -Reserved AS-, ZZ 2804:16d0:fa80::/41 AS52697 -Reserved AS-, ZZ 2804:16d0:fb00::/41 AS52697 -Reserved AS-, ZZ 2804:3ae4::/32 AS266116 -Reserved AS-, ZZ 2804:463c::/32 AS266977 -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 2b0f:9ac0::/30 AS62908 SOURCEMED, US 2b10:3c84::/30 AS53820 CSUR, CA 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
