Global IPv6 Routing Table Report 07:03 +10GMT 10 Apr, 2012 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: 8272 Total ASNs present in the IPv6 Routing Table: 5048 Average AS path length: 4.6 Longest AS path: 15 Total Origin ASNs present in the IPv6 Routing Table: 4974 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:2 /20:5 /21:3 /22:5 /23:5 /24:7 /25:4 /26:9 /27:10 /28:31 /29:19 /30:15 /31:13 /32:3969 /33:95 /34:80 /35:105 /36:215 /37:7 /38:49 /39:21 /40:339 /41:11 /42:19 /43:30 /44:141 /45:16 /46:71 /47:39 /48:2852 /49:3 /50:1 /51:2 /52:1 /53:0 /54:0 /55:0 /56:6 /57:0 /58:0 /59:0 /60:0 /61:0 /62:0 /63:0 /64:71 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 23456 223 UNASSIGNED 20940 98 AKAMAI-ASN1, NL 22394 52 CELLCO, US 17832 43 SIXNGIX Korea Internet Security Agency, KR 12041 38 AS-AFILIAS1, US 17451 37 BIZNET-AS-AP BIZNET NETWORKS, ID 35994 36 AKAMAI-AS, US 3758 34 SINGNET SingNet, SG 1237 33 KREONET-AS-KR KISTI, KR 33517 29 DYNDNS, US 12008 28 SECURITYSERVICES, US 15395 27 RACKSPACE-LON, GB 42 26 WOODYNET-1, US 2576 25 DOT-AS, US 6830 25 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, 9829 23 BSNL-NIB National Internet Backbone, IN 702 21 UUNET, US 12654 21 RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Ce 13768 20 COGECO-PEER1, CA 15557 19 LDCOMNET, FR End of report