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 23:04 GMT Sat 16 Jul, 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: 147675 Number of IPv6 prefixes with a valid ROA: 63009 Number of IPv6 prefixes with an invalid ROA: 590 Number of IPv6 prefixes with no ROA: 84076 Total ASNs present in the IPv6 Routing Table: 28506 Average AS path length: 4.2 Longest AS path: 38 Total Origin ASNs present in the IPv6 Routing Table: 28193 Paths with bogon ASNs present in the IPv6 Routing Table: 36 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:1 /20:15 /21:3 /22:7 /23:7 /24:28 /25:8 /26:15 /27:20 /28:183 /29:4207 /30:520 /31:276 /32:21628 /33:2664 /34:2290 /35:904 /36:5532 /37:797 /38:1447 /39:886 /40:10934 /41:805 /42:2188 /43:1200 /44:13225 /45:1243 /46:3130 /47:2888 /48:70623 /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 /64:1 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 11172 3875 Alestra, S. de R.L. de C.V., MX 17622 2377 CNCGROUP-GZ China Unicom Guangzhou network, CN 16509 2271 AMAZON-02, US 45609 2266 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service 7552 2167 VIETEL-AS-AP Viettel Group, VN 45271 1817 ICLNET-AS-AP Idea Cellular Limited, IN 9808 1763 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., 24547 1646 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limit 12479 1617 UNI2-AS, ES 28573 1510 Claro NXT Telecomunicacoes Ltda, BR 17623 1438 CNCGROUP-SZ China Unicom Shenzen network, CN 36183 1345 AKAMAI-AS, US 39891 1272 ALJAWWALSTC-AS, SA 22773 1252 ASN-CXA-ALL-CCI-22773-RDC, US 32098 1131 TRANSTELCO-INC, US 62240 1115 CLOUVIDER Clouvider - Global ASN, GB 56046 1100 CMNET-JIANGSU-AP China Mobile communications corporation, CN 38266 1069 VODAFONE-IN Vodafone India Ltd., IN 13335 1057 CLOUDFLARENET, US 17072 977 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX End of report