Global IPv6 Routing Table Report 07:12 +10GMT 11 Mar, 2015 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: 21039 Number of IPv6 prefixes with a valid ROA: 13023 Number of IPv6 prefixes with an invalid ROA: 0 Number of IPv6 prefixes with no ROA: 8016 Total ASNs present in the IPv6 Routing Table: 9173 Average AS path length: 4.3 Longest AS path: 23 Total Origin ASNs present in the IPv6 Routing Table: 9054 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:2 /20:9 /21:3 /22:4 /23:4 /24:15 /25:5 /26:14 /27:18 /28:60 /29:600 /30:87 /31:59 /32:6374 /33:218 /34:145 /35:172 /36:755 /37:63 /38:186 /39:60 /40:1140 /41:117 /42:112 /43:17 /44:762 /45:90 /46:100 /47:119 /48:7430 /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 /64:8 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 22394 488 CELLCO, US 3651 416 SPRINT-BB6, US 15133 275 EDGECAST, US 40440 262 NRTC-, CA 55430 228 STARHUB-NGNBN Starhub Ltd, SG 12041 225 AS-AFILIAS1, US 20940 212 AKAMAI-ASN1, NL 22773 209 ASN-CXA-ALL-CCI-22773-RDC, US 174 173 COGENT-174, US 42 134 WOODYNET-1, US 12222 132 AKAMAI, US 6461 124 ZAYO-6461, US 20057 122 ATT-MOBILITY-LLC-AS20057, US 30036 122 MEDIACOM-ENTERPRISE-BUSINESS, US 131222 112 UK-ALPHA, GB 35994 100 AKAMAI-AS, US 2906 82 AS-SSI, US 11133 73 SORENSON-99, US 12008 69 SECURITYSERVICES, US 17832 65 SIXNGIX Korea Internet Security Agency, KR End of report