Global IPv6 Routing Table Report 07:10 +10GMT 19 Aug, 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: 23084 Number of IPv6 prefixes with a valid ROA: 10186 Number of IPv6 prefixes with an invalid ROA: 0 Number of IPv6 prefixes with no ROA: 12898 Total ASNs present in the IPv6 Routing Table: 9873 Average AS path length: 4.4 Longest AS path: 23 Total Origin ASNs present in the IPv6 Routing Table: 9741 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 /24:16 /25:5 /26:14 /27:16 /28:64 /29:739 /30:95 /31:49 /32:6714 /33:230 /34:163 /35:179 /36:848 /37:62 /38:194 /39:62 /40:1119 /41:168 /42:122 /43:63 /44:801 /45:111 /46:117 /47:142 /48:8442 /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 /64:7 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 3651 444 SPRINT-BB6, US 22394 423 CELLCO, US 22773 308 ASN-CXA-ALL-CCI-22773-RDC, US 15133 293 EDGECAST, US 20940 279 AKAMAI-ASN1, NL 55430 228 STARHUB-NGNBN Starhub Ltd, SG 12041 224 AS-AFILIAS1, US 174 187 COGENT-174, US 28573 183 Claro NXT Telecomunicacoes Ltda, BR 42 156 WOODYNET-1, US 12222 136 AKAMAI, US 20057 131 ATT-MOBILITY-LLC-AS20057, US 11351 129 TWC-11351-NORTHEAST, US 131222 128 UK-ALPHA, GB 6461 124 ZAYO-6461, US 26615 120 TIM SA, BR 198412 117 RAGE4-DNS-AS, GB 35994 109 AKAMAI-AS, US 2906 96 AS-SSI, US 10091 83 STARHUB-CABLE StarHub Ltd, SG End of report