IPv6 R&E Routing Table Report 17:05 GMT Thu 05 Jun, 2025 IPv6 BGP Table (R&E) as seen at ASREN. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/ASREN/ Analysis Summary ---------------- BGP routing table entries examined: 1540 Number of IPv6 prefixes with a valid ROA: 920 Number of IPv6 prefixes with an invalid ROA: 0 Number of IPv6 prefixes with no ROA: 620 Total ASNs present in the IPv6 Routing Table: 741 Average AS path length: 4.3 Longest AS path: 13 Total Origin ASNs present in the IPv6 Routing Table: 708 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:0 /20:1 /21:0 /22:0 /23:0 /24:2 /25:0 /26:0 /27:0 /28:4 /29:55 /30:14 /31:0 /32:286 /33:24 /34:18 /35:19 /36:52 /37:5 /38:9 /39:2 /40:94 /41:2 /42:6 /43:1 /44:83 /45:12 /46:10 /47:7 /48:834 /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 /64:0 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 7497 160 CSTNET-AS-AP Computer Network Information Center of Chine 55824 94 NKN-CORE-NW NKN Core Network, IN 45773 62 HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, 4758 59 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 680 23 DFN Verein zur Foerderung eines Deutschen Forschungsnetze 3477 22 NOAA-NWAVE, US 271 18 BCNET-AS, CA 4608 16 APNIC-SERVICES Asia Pacific Network Information Centre, A 6262 16 CSIRO Commonwealth Scientific and Industrial, AU 46047 16 POLSRI-AS-ID Politeknik Negeri Sriwijaya, ID 683 13 ARGONNE-AS, US 559 9 SWITCH Peering requests: peering@switch.ch, CH 5501 9 FRAUNHOFER-CLUSTER-BW Research Institutes spread all over 7575 9 AARNET-AS-AP Australian Academic and Research Network AAR 12654 8 RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination 376 7 RISQ-AS, CA 786 7 JANET Jisc Services Limited, GB 2611 7 BELNET, BE 3267 7 NIKS, RU 24090 7 UNISAINS-AS-AP Universiti Sains Malaysia USM, MY End of report