Global IPv6 Routing Table Report 07:03 +10GMT 18 Mar, 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: 8107 Total ASNs present in the IPv6 Routing Table: 4977 Average AS path length: 4.6 Longest AS path: 16 Total Origin ASNs present in the IPv6 Routing Table: 4902 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 /27:11 /28:29 /29:16 /30:13 /31:12 /32:3920 /33:87 /34:77 /35:96 /36:205 /37:7 /38:48 /39:20 /40:333 /41:11 /42:22 /43:28 /44:131 /45:14 /46:68 /47:39 /48:2792 /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 /64:74 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 23456 220 UNASSIGNED 20940 96 AKAMAI-ASN1, NL 22394 47 CELLCO, US 17832 42 SIXNGIX Korea Internet Security Agency, KR 12041 38 AS-AFILIAS1, US 17451 37 BIZNET-AS-AP BIZNET NETWORKS, ID 3758 34 SINGNET SingNet, SG 35994 34 AKAMAI-AS, US 1237 32 KREONET-AS-KR KISTI, KR 42 28 WOODYNET-1, US 12008 28 SECURITYSERVICES, US 33517 28 DYNDNS, US 2576 25 DOT-AS, US 15395 25 RACKSPACE-LON, GB 6830 24 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, 702 21 UUNET, US 9829 21 BSNL-NIB National Internet Backbone, IN 12654 21 RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Ce 13768 20 COGECO-PEER1, CA 9498 19 BBIL-AP BHARTI Airtel Ltd., IN End of report