Global IPv6 Routing Table Report 07:03 +10GMT 31 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: 8271 Total ASNs present in the IPv6 Routing Table: 5035 Average AS path length: 4.5 Longest AS path: 15 Total Origin ASNs present in the IPv6 Routing Table: 4961 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 /28:32 /29:18 /30:13 /31:13 /32:3955 /33:88 /34:80 /35:104 /36:214 /37:7 /38:49 /39:21 /40:339 /41:11 /42:21 /43:30 /44:137 /45:15 /46:70 /47:39 /48:2882 /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 /64:69 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 23456 219 UNASSIGNED 20940 96 AKAMAI-ASN1, NL 22394 49 CELLCO, US 17832 43 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 33 KREONET-AS-KR KISTI, KR 33517 29 DYNDNS, US 42 28 WOODYNET-1, US 12008 28 SECURITYSERVICES, US 15395 27 RACKSPACE-LON, GB 2576 25 DOT-AS, US 6830 24 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, 9829 22 BSNL-NIB National Internet Backbone, IN 702 21 UUNET, US 12654 21 RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Ce 37944 21 CNNIC-CSTNET-AP CHINA SCIENCE AND TECHNOLOGY NETWORK, CN 13768 20 COGECO-PEER1, CA End of report