IPv6 R&E Routing Table Report 20:10 GMT Sat 21 Oct, 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: 1440 Number of IPv6 prefixes with a valid ROA: 788 Number of IPv6 prefixes with an invalid ROA: 14 Number of IPv6 prefixes with no ROA: 638 Total ASNs present in the IPv6 Routing Table: 792 Average AS path length: 5.2 Longest AS path: 18 Total Origin ASNs present in the IPv6 Routing Table: 750 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 /28:6 /29:54 /30:13 /31:1 /32:332 /33:25 /34:8 /35:12 /36:30 /37:3 /38:12 /39:1 /40:101 /41:6 /42:4 /43:2 /44:90 /45:12 /46:9 /47:11 /48:704 /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 93 NKN-CORE-NW NKN Core Network, IN 4758 62 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 45773 62 HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa 327687 42 RENU, UG 3477 21 NOAA-NWAVE, US 680 11 DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e 5744 10 USPTO, US 559 9 SWITCH Peering requests: peering@switch.ch, CH 2152 9 CSUNET-NW, US 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 786 8 JANET Jisc Services Limited, GB 37215 8 MAREN, MW 5501 7 FRAUNHOFER-CLUSTER-BW Research Institutes spread all over Ge 56132 7 MONASHUNI-AU-AS-AP Monash University, AU 57021 7 NTP-SE Anycasted NTP services from Netnod IXPs, SE 142502 7 NIXI-IN-AS National Internet Exchange of India, IN 263282 7 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARINA, BR End of report