This report has been generated at Fri Jul 28 21:46:11 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 21-07-23 191499 95750 22-07-23 191310 95977 23-07-23 191497 96101 24-07-23 191046 96958 25-07-23 191681 96108 26-07-23 191848 95971 27-07-23 191794 96333 28-07-23 191849 96333 AS Summary 31715 Number of ASes in routing system 20107 Number of ASes announcing only one prefix 5748 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. --- 28Jul23 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 191751 96447 95304 49.7% All ASes AS11172 5748 794 4954 86.2% Alestra, S. de R.L. de C.V., MX AS18403 4271 7 4264 99.8% FPT-AS-AP FPT Telecom Company, VN AS9808 4532 374 4158 91.7% CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN AS7552 2480 6 2474 99.8% VIETEL-AS-AP Viettel Group, VN AS45609 2502 474 2028 81.1% BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN AS24547 1830 20 1810 98.9% CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN AS16509 3758 2168 1590 42.3% AMAZON-02, US AS45271 1741 239 1502 86.3% ICLNET-AS-AP Idea Cellular Limited, IN AS28573 1673 241 1432 85.6% Claro NXT Telecomunicacoes Ltda, BR AS39891 1236 25 1211 98.0% ALJAWWALSTC-AS, SA AS12479 1621 417 1204 74.3% UNI2-AS, ES AS22773 1323 167 1156 87.4% ASN-CXA-ALL-CCI-22773-RDC, US AS62240 1219 66 1153 94.6% CLOUVIDER Clouvider - Global ASN, GB AS56046 1144 20 1124 98.3% CMNET-JIANGSU-AP China Mobile communications corporation, CN AS32098 1366 285 1081 79.1% TRANSTELCO-INC, US AS38496 1077 9 1068 99.2% CNI-AS-ID PT Cyber Network Indonesia, ID AS56044 980 19 961 98.1% CMNET-AS-LIAONING China Mobile communications corporation, CN AS4808 1049 118 931 88.8% CHINA169-BJ China Unicom Beijing Province Network, CN AS38266 1350 507 843 62.4% VIL-AS-AP Vodafone Idea Ltd, IN AS20115 1271 528 743 58.5% CHARTER-20115, US AS56047 719 46 673 93.6% CMNET-HUNAN-AP China Mobile communications corporation, CN AS30036 934 319 615 65.8% MEDIACOM-ENTERPRISE-BUSINESS, US AS24432 650 46 604 92.9% AXIATA-ROBI-AS-AP TM International Bangladesh Ltd.Internet service Pro- vider,Gulshan-1,Dhaka-1212, BD AS56167 616 12 604 98.1% PTML-PK Plot No 181-186 Street, PK AS61302 868 276 592 68.2% HUIZE_TELECOM Huize Telecom, GB AS4134 605 26 579 95.7% CHINANET-BACKBONE No.31,Jin-rong Street, CN AS17853 635 86 549 86.5% LGTELECOM-AS-KR LGTELECOM, KR AS131429 614 80 534 87.0% MOBIFONE-AS-VN MOBIFONE Corporation, VN AS23674 526 5 521 99.0% NAYATEL-PK Nayatel Pvt Ltd, PK AS12025 481 35 446 92.7% IMDC-AS12025, US Total 48819 7415 41404 84.8% Top 30 total Possible Bogus Routes 2001::/32 AS6939 HURRICANE, US 2001:4:112::/48 AS112 -Reserved AS-, ZZ 2001:678:bbc::/48 AS207671 -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:df7:e200::/48 AS135239 SONALI-AS-IN Sonali Internet Services Pvt Ltd, IN 2002::/16 AS6939 HURRICANE, US 2400:8720:31::/48 AS138032 2400:e800:1000::/36 AS17564 GITN-PCN-AS-AP GITN M Sdn. Bhd., MY 2400:fda6::/32 AS9318 SKB-AS SK Broadband Co Ltd, KR 2402:7f40::/32 AS137166 SATNECOM-AS Satellite Netcom Private Limited, IN 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 2406:f700::/32 AS132837 OTSB-AS-AP Orient Telecoms Sdn. Bhd, MY 2602:fa4f:f0::/44 AS61112 AKILECLOUD, GB 2602:fbbe::/40 AS35913 DEDIPATH-LLC, US 2602:fe92::/36 AS13752 VICLINK, ZZ 2602:ff23:1234::/48 AS398019 DYNU, 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:ba:8000::/48 AS2386 INS-AS, US 2620:12c:b131::/48 AS13448 WEBSENSE, US 2620:13b:d001::/48 AS3549 LVLT-3549, US 2620:13e::/44 AS397327 CUSHINGISD, ZZ 2620:1e8:3::/48 AS29802 HVC-AS, US 2620:1e8:4::/48 AS29802 HVC-AS, US 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 2801:16c::/44 AS19429 ETB - Colombia, CO 2801:19c:10::/48 AS14080 Telmex Colombia S.A., CO 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 2804:100::/32 AS28364 -Reserved AS-, ZZ 2804:558::/32 AS262509 -Reserved AS-, ZZ 2804:15b8::/32 AS52666 -Reserved AS-, ZZ 2804:1a0c::/32 AS61833 -Reserved AS-, ZZ 2804:3880::/32 AS266482 -Reserved AS-, ZZ 2804:5f5c:4000::/34 AS268308 VIVA CONNECTION TELECOMUNICACOES LTDA ME, BR 2804:66f4:c000::/34 AS269594 -Reserved AS-, ZZ 2804:7da0::/32 AS271573 -Reserved AS-, ZZ 2804:7f3c::/32 AS271675 -Reserved AS-, ZZ 2804:81fc::/32 AS272490 -Reserved AS-, ZZ 2804:85a4::/32 AS272592 -Reserved AS-, ZZ 2804:85ec::/40 AS272608 -Reserved AS-, ZZ 2804:85ec::/44 AS272608 -Reserved AS-, ZZ 2804:85ec::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:1::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:2::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:3::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:4::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:5::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:6::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:7::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:8::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:9::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:a::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:b::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:c::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:d::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:e::/48 AS272608 -Reserved AS-, ZZ 2804:85ec:f::/48 AS272608 -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 2a00:b420::/32 AS60478 -Reserved AS-, ZZ 2a0d:eb40::/29 AS39070 -Reserved AS-, ZZ 2a0e:a780::/36 AS16509 AMAZON-02, US 2a13:9d40::/29 AS199492 IMT, DE 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 _______________________________________________ Go to the apops mailing list on Orbit -- https://orbit.apnic.net/mailing-list/apops@apops.net Explore https://orbit.apnic.net, where the APNIC community connect, discuss and share information related to Internet addressing and networking. 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