IPv6 R&E Routing Table Report 20:10 GMT Fri 18 Aug, 2023 IPv6 BGP Table (R&E) as seen at CERNET. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/CERNET/ Analysis Summary ---------------- BGP routing table entries examined: 1569 Number of IPv6 prefixes with a valid ROA: 880 Number of IPv6 prefixes with an invalid ROA: 12 Number of IPv6 prefixes with no ROA: 677 Total ASNs present in the IPv6 Routing Table: 836 Average AS path length: 4.5 Longest AS path: 16 Total Origin ASNs present in the IPv6 Routing Table: 800 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 /28:7 /29:54 /30:13 /31:1 /32:355 /33:32 /34:11 /35:10 /36:34 /37:3 /38:11 /39:1 /40:102 /41:7 /42:5 /43:2 /44:90 /45:14 /46:9 /47:13 /48:791 /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 /64:1 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 55824 95 NKN-CORE-NW NKN Core Network, IN 4758 62 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 45773 61 HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa 327687 36 RENU, UG 61468 32 CEDIA, EC 3477 20 NOAA-NWAVE, US 2018 15 TENET-1, ZA 680 11 DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e 1916 11 Rede Nacional de Ensino e Pesquisa, BR 5744 10 USPTO, US 559 9 SWITCH Peering requests: peering@switch.ch, CH 6262 9 CSIRO Commonwealth Scientific and Industrial, AU 7575 9 AARNET-AS-AP Australian Academic and Research Network AARNet 134715 9 GTA-AS-AP Government Technology Agency, BT 3 8 MIT-GATEWAYS, US 271 8 BCNET-AS, CA 786 8 JANET Jisc Services Limited, GB 37215 8 MAREN, MW 5501 7 FRAUNHOFER-CLUSTER-BW Research Institutes spread all over Ge 8895 7 ISU Internet Services Unit ISU, SA End of report