This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from BT London. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org/REN. If you have any comments please contact Philip Smith . IPv6 R&E Routing Table Report 23:03 GMT Sat 10 Dec, 2022 IPv6 BGP Table (Global) as seen at BT London. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/London/ Analysis Summary ---------------- BGP routing table entries examined: 159828 Number of IPv6 prefixes with a valid ROA: 71462 Number of IPv6 prefixes with an invalid ROA: 614 Number of IPv6 prefixes with no ROA: 87752 Total ASNs present in the IPv6 Routing Table: 29592 Average AS path length: 4.3 Longest AS path: 41 Total Origin ASNs present in the IPv6 Routing Table: 29281 Paths with bogon ASNs present in the IPv6 Routing Table: 35 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:1 /20:16 /21:3 /22:7 /23:8 /24:30 /25:8 /26:16 /27:20 /28:193 /29:4282 /30:627 /31:281 /32:22433 /33:2885 /34:2488 /35:1006 /36:5957 /37:856 /38:1604 /39:1240 /40:12817 /41:898 /42:2341 /43:999 /44:14362 /45:1535 /46:3379 /47:3165 /48:76369 /49:0 /50:0 /51:0 /52:0 /53:0 /54:0 /55:0 /56:0 /57:0 /58:0 /59:0 /60:0 /61:0 /62:0 /63:0 /64:2 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 11172 4103 Alestra, S. de R.L. de C.V., MX 9808 3894 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., 16509 2834 AMAZON-02, US 45609 2382 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service 17622 2337 CNCGROUP-GZ China Unicom Guangzhou network, CN 7552 2158 VIETEL-AS-AP Viettel Group, VN 45271 1877 ICLNET-AS-AP Idea Cellular Limited, IN 24547 1808 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limit 28573 1698 Claro NXT Telecomunicacoes Ltda, BR 12479 1622 UNI2-AS, ES 17623 1473 CNCGROUP-SZ China Unicom Shenzen network, CN 36183 1347 AKAMAI-AS, US 22773 1308 ASN-CXA-ALL-CCI-22773-RDC, US 39891 1298 ALJAWWALSTC-AS, SA 32098 1267 TRANSTELCO-INC, US 38266 1191 VODAFONE-IN Vodafone India Ltd., IN 62240 1148 CLOUVIDER Clouvider - Global ASN, GB 56046 1124 CMNET-JIANGSU-AP China Mobile communications corporation, CN 13335 1109 CLOUDFLARENET, US 17072 1073 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX End of report