This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from SingAREN. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org/REN. If you have any comments please contact Philip Smith . IPv6 R&E Routing Table Report 20:00 GMT Sat 07 Jan, 2023 IPv6 BGP Table (R&E) as seen at SingAREN. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/SingAREN/ Analysis Summary ---------------- BGP routing table entries examined: 871 Number of IPv6 prefixes with a valid ROA: 459 Number of IPv6 prefixes with an invalid ROA: 15 Number of IPv6 prefixes with no ROA: 397 Total ASNs present in the IPv6 Routing Table: 558 Average AS path length: 4.4 Longest AS path: 16 Total Origin ASNs present in the IPv6 Routing Table: 509 Paths with bogon ASNs present in the IPv6 Routing Table: 1 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:0 /20:0 /21:0 /22:0 /23:0 /24:1 /25:0 /26:0 /27:0 /28:0 /29:51 /30:13 /31:1 /32:197 /33:14 /34:3 /35:9 /36:15 /37:3 /38:9 /39:1 /40:30 /41:0 /42:3 /43:2 /44:18 /45:0 /46:2 /47:10 /48:477 /49:4 /50:0 /51:0 /52:1 /53:0 /54:0 /55:0 /56:1 /57:0 /58:0 /59:0 /60:0 /61:0 /62:0 /63:0 /64:3 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 668 47 DNIC-AS-00668, US 262156 16 Universidad Nacional de Rosario, AR 4608 13 APNIC-SERVICES Asia Pacific Network Information Centre, AU 327687 12 RENU, UG 559 11 SWITCH Peering requests: peering@switch.ch, CH 680 11 DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e 2018 11 TENET-1, ZA 61468 10 CEDIA, EC 786 9 JANET Jisc Services Limited, GB 6262 9 CSIRO Commonwealth Scientific and Industrial, AU 7575 9 AARNET-AS-AP Australian Academic and Research Network AARNet 8674 8 NETNOD-IX Netnod AB, SE 271 7 BCNET-AS, CA 5501 7 FRAUNHOFER-CLUSTER-BW Research Institutes spread all over Ge 12654 7 RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Ce 56132 7 MONASHUNI-AU-AS-AP Monash University, AU 57021 7 NTP-SE Anycasted NTP services from Netnod IXPs, SE 59103 7 SOFTETHER SoftEther Corporation, JP 2611 6 BELNET, BE 55824 6 NKN-CORE-NW NKN Core Network, IN End of report