This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from BDREN. 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 19:05 GMT Sat 21 May, 2022 IPv6 BGP Table (R&E) as seen at BDREN. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/BDREN/ Analysis Summary ---------------- BGP routing table entries examined: 5800 Number of IPv6 prefixes with a valid ROA: 1262 Number of IPv6 prefixes with an invalid ROA: 160 Number of IPv6 prefixes with no ROA: 10178 Total ASNs present in the IPv6 Routing Table: 5055 Total Origin ASNs present in the IPv6 Routing Table: 4998 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:0 /20:0 /21:0 /22:0 /23:0 /24:0 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:4565 /33:0 /34:0 /35:0 /36:0 /37:0 /38:0 /39:0 /40:0 /41:0 /42:0 /43:0 /44:0 /45:0 /46:0 /47:0 /48:1234 /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 154 CSTNET-AS-AP Computer Network Information Center, CN 55824 83 NKN-CORE-NW NKN Core Network, IN 133111 36 CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN 4758 32 NICNET-VSNL-BOARDER-AP National Informatics Centre, IN 61468 31 CEDIA, EC 37963 23 ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN 327687 23 RENU, UG 262156 16 Universidad Nacional de Rosario, AR 1916 15 Rede Nacional de Ensino e Pesquisa, BR 45773 14 HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa 24151 13 CNNIC-CRITICAL-AP China Internet Network Infomation Center, 31764 12 OAKLAND-USD-NET, US 2018 10 TENET-1, ZA 45090 10 TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim 47065 10 PEERING-RESEARCH-TESTBED-USC-UFMG-AS47065, US 7575 9 AARNET-AS-AP Australian Academic and Research Network AARNet 38365 9 BAIDU Beijing Baidu Netcom Science and Technology Co., Ltd., 3 8 MIT-GATEWAYS, US 4608 8 APNIC-SERVICES Asia Pacific Network Information Centre, AU 58448 8 AP-CONAC-AS-AP CONAC China Organizational Name Administratio End of report