IPv6 R&E Routing Table Report 17:00 GMT Thu 30 Jun, 2022 IPv6 BGP Table (R&E) as seen at GEANT. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/GEANT/ Analysis Summary ---------------- BGP routing table entries examined: 6482 Number of IPv6 prefixes with a valid ROA: 878 Number of IPv6 prefixes with an invalid ROA: 145 Number of IPv6 prefixes with no ROA: 5459 Total ASNs present in the IPv6 Routing Table: 5186 Average AS path length: 4.0 Longest AS path: 16 Total Origin ASNs present in the IPv6 Routing Table: 5153 Paths with bogon ASNs present in the IPv6 Routing Table: 0 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:0 /20:2 /21:1 /22:2 /23:0 /24:1 /25:0 /26:1 /27:1 /28:6 /29:53 /30:13 /31:3 /32:4561 /33:53 /34:13 /35:26 /36:70 /37:16 /38:13 /39:2 /40:156 /41:11 /42:10 /43:2 /44:137 /45:18 /46:8 /47:13 /48:1229 /49:10 /50:0 /51:0 /52:2 /53:0 /54:1 /55:0 /56:1 /57:0 /58:0 /59:0 /60:3 /61:0 /62:0 /63:1 /64:25 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 7497 164 CSTNET-AS-AP Computer Network Information Center, CN 55824 98 NKN-CORE-NW NKN Core Network, IN 45773 69 HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa 133111 65 CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN 4758 64 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 37963 61 ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN 45090 37 TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim 61468 34 CEDIA, EC 8895 19 ISU Internet Services Unit ISU, SA 1916 17 Rede Nacional de Ensino e Pesquisa, BR 46047 16 POLSRI-AS-ID Politeknik Negeri Sriwijaya, ID 262156 16 Universidad Nacional de Rosario, AR 7539 15 TWAREN-TW National Center for High-performance Computing, TW 2018 14 TENET-1, ZA 4608 13 APNIC-SERVICES Asia Pacific Network Information Centre, AU 24151 13 CNNIC-CRITICAL-AP China Internet Network Infomation Center, 327687 12 RENU, UG 559 11 SWITCH Peering requests: peering@switch.ch, CH 680 11 DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e 3477 11 NOAA-NWAVE, US End of report