Global IPv6 Routing Table Report 07:12 +10GMT 29 May, 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: 21608 Number of IPv6 prefixes with a valid ROA: 13630 Number of IPv6 prefixes with an invalid ROA: 0 Number of IPv6 prefixes with no ROA: 7978 Total ASNs present in the IPv6 Routing Table: 9538 Average AS path length: 4.4 Longest AS path: 18 Total Origin ASNs present in the IPv6 Routing Table: 9399 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:2 /20:8 /21:3 /22:4 /23:4 /24:15 /25:5 /26:14 /27:16 /28:62 /29:668 /30:91 /31:46 /32:6531 /33:227 /34:150 /35:186 /36:802 /37:62 /38:188 /39:62 /40:1011 /41:152 /42:117 /43:18 /44:698 /45:94 /46:104 /47:133 /48:7770 /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 431 SPRINT-BB6, US 22394 406 CELLCO, US 15133 279 EDGECAST, US 20940 246 AKAMAI-ASN1, NL 22773 240 ASN-CXA-ALL-CCI-22773-RDC, US 55430 228 STARHUB-NGNBN Starhub Ltd, SG 12041 227 AS-AFILIAS1, US 174 182 COGENT-174, US 42 144 WOODYNET-1, US 12222 133 AKAMAI, US 6461 125 ZAYO-6461, US 20057 123 ATT-MOBILITY-LLC-AS20057, US 30036 123 MEDIACOM-ENTERPRISE-BUSINESS, US 131222 123 UK-ALPHA, GB 35994 102 AKAMAI-AS, US 28573 92 Claro NXT Telecomunicacoes Ltda, BR 2906 86 AS-SSI, US 11133 71 SORENSON-99, US 17451 67 BIZNET-AS-AP BIZNET NETWORKS, ID 12008 66 SECURITYSERVICES, US End of report