Global IPv6 R&E Routing Table Report 23:03 GMT Wed 27 Oct, 2021 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: 132158 Number of IPv6 prefixes with a valid ROA: 49414 Number of IPv6 prefixes with an invalid ROA: 1683 Number of IPv6 prefixes with no ROA: 81061 Total ASNs present in the IPv6 Routing Table: 27122 Average AS path length: 5.3 Longest AS path: 29 Total Origin ASNs present in the IPv6 Routing Table: 26822 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:1 /20:14 /21:3 /22:7 /23:7 /24:28 /25:8 /26:15 /27:21 /28:116 /29:3753 /30:515 /31:208 /32:20810 /33:2359 /34:2058 /35:754 /36:4676 /37:867 /38:1535 /39:945 /40:9455 /41:727 /42:2995 /43:1450 /44:11672 /45:1192 /46:2535 /47:2239 /48:61190 /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 3383 Alestra, S. de R.L. de C.V., MX 17622 2425 CNCGROUP-GZ China Unicom Guangzhou network, CN 45609 2238 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service 7552 2009 VIETEL-AS-AP Viettel Group, VN 16509 1793 AMAZON-02, US 12479 1605 UNI2-AS, ES 45271 1561 ICLNET-AS-AP Idea Cellular Limited, IN 24547 1487 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limit 17623 1431 CNCGROUP-SZ China Unicom Shenzen network, CN 9808 1403 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., 28573 1320 Claro NXT Telecomunicacoes Ltda, BR 22773 1264 ASN-CXA-ALL-CCI-22773-RDC, US 36492 1183 GOOGLEWIFI, US 36183 1153 AKAMAI-AS, US 56046 1057 CMNET-JIANGSU-AP China Mobile communications corporation, CN 62240 996 CLOUVIDER Clouvider - Global ASN, GB 32098 976 TRANSTELCO-INC, US 56044 966 CMNET-AS-LIAONING China Mobile communications corporation, C 38266 910 VIL-AS-AP Vodafone Idea Ltd, IN 4808 899 CHINA169-BJ China Unicom Beijing Province Network, CN End of report