Global IPv6 Routing Table Report 07:04 +10GMT 30 Apr, 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: 21625 Number of IPv6 prefixes with a valid ROA: 13548 Number of IPv6 prefixes with an invalid ROA: 0 Number of IPv6 prefixes with no ROA: 8077 Total ASNs present in the IPv6 Routing Table: 9394 Average AS path length: 4.4 Longest AS path: 24 Total Origin ASNs present in the IPv6 Routing Table: 9263 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 /27:16 /28:62 /29:639 /30:89 /31:46 /32:6456 /33:224 /34:144 /35:175 /36:775 /37:63 /38:193 /39:60 /40:1222 /41:152 /42:127 /43:17 /44:673 /45:94 /46:102 /47:124 /48:7713 /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 3651 419 SPRINT-BB6, US 22394 392 CELLCO, US 15133 280 EDGECAST, US 40440 261 NRTC-, CA 22773 238 ASN-CXA-ALL-CCI-22773-RDC, US 20940 232 AKAMAI-ASN1, NL 55430 228 STARHUB-NGNBN Starhub Ltd, SG 12041 227 AS-AFILIAS1, US 28573 212 Claro NXT Telecomunicacoes Ltda, BR 174 181 COGENT-174, US 42 142 WOODYNET-1, US 12222 133 AKAMAI, US 6461 124 ZAYO-6461, US 131222 123 UK-ALPHA, GB 20057 122 ATT-MOBILITY-LLC-AS20057, US 30036 102 MEDIACOM-ENTERPRISE-BUSINESS, US 35994 100 AKAMAI-AS, US 2906 86 AS-SSI, US 11133 73 SORENSON-99, US 12008 66 SECURITYSERVICES, US End of report