This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from AARNET (Brisbane). 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 21:08 GMT Sat 30 May, 2026 IPv6 BGP Table (R&E) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/ Analysis Summary ---------------- BGP routing table entries examined: 6233 Number of IPv6 prefixes with a valid ROA: 5344 Number of IPv6 prefixes with an invalid ROA: 18 Number of IPv6 prefixes with no ROA: 871 Total ASNs present in the IPv6 Routing Table: 5189 Average AS path length: 4.6 Longest AS path: 15 Total Origin ASNs present in the IPv6 Routing Table: 5148 Paths with bogon ASNs present in the IPv6 Routing Table: 1 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:0 /20:1 /21:0 /22:0 /23:0 /24:3 /25:0 /26:0 /27:0 /28:6 /29:56 /30:18 /31:1 /32:4523 /33:30 /34:18 /35:19 /36:63 /37:13 /38:13 /39:1 /40:120 /41:5 /42:10 /43:2 /44:68 /45:13 /46:12 /47:12 /48:1078 /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 167 CSTNET-AS-AP - Computer Network Information Center of Chi 55824 88 NKN-CORE-NW - NKN Core Network, IN 4758 59 NICNET-VSNL-BOARDER-AP - National Informatics Centre, IN 61468 30 AS61468 - CEDIA, EC 3477 26 NOAA-NWAVE - National Oceanic and Atmospheric Administrat 680 24 DFN - Verein zur Foerderung eines Deutschen Forschungsnet 271 20 BCNET-AS - BCNET, CA 2152 19 CENIC-2152 - CENIC, US 6262 17 CSIRO - Commonwealth Scientific and Industrial, AU 22644 17 TJUH - Thomas Jefferson University Hospitals, Inc., US 24363 17 CNGI-JNN-IX-AS-AP - CERNET2 IX at Shandong University, CN 46047 17 POLSRI-AS-ID - Politeknik Negeri Sriwijaya, ID 4608 16 APNIC-SERVICES - Asia Pacific Network Information Centre, 2018 15 TENET (The UNINET Project) - TENET (The UNINET Project), 575 14 DNIC-AS-00575 - Headquarters, USAISC, US 7645 11 DEAKINUNIVERSITY-AS-AP - Deakin University, AU 683 10 ARGONNE-AS - Argonne National Laboratory, US 63800 10 SERVER-G - SERVER-G Group, JP 237 9 MERIT-AS-14 - Merit Network Inc., US 559 9 Switch - SWITCH, CH End of report