This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from RENU. 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 18:45 GMT Sat 06 Sep, 2025 IPv6 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 228597 Number of IPv6 prefixes with a valid ROA: 143375 Number of IPv6 prefixes with an invalid ROA: 2318 Number of IPv6 prefixes with no ROA: 82904 Total ASNs present in the IPv6 Routing Table: 35405 Average AS path length: 5.1 Longest AS path: 34 Total Origin ASNs present in the IPv6 Routing Table: 35052 Paths with bogon ASNs present in the IPv6 Routing Table: 122 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:13 /21:3 /22:6 /23:6 /24:38 /25:11 /26:21 /27:20 /28:156 /29:5177 /30:732 /31:341 /32:25862 /33:4846 /34:4884 /35:1805 /36:8896 /37:1338 /38:2342 /39:1762 /40:23168 /41:1519 /42:2808 /43:1339 /44:21296 /45:2996 /46:4886 /47:6835 /48:102913 /49:134 /50:0 /51:6 /52:51 /53:0 /54:0 /55:0 /56:56 /57:0 /58:3 /59:0 /60:5 /61:1 /62:0 /63:0 /64:870 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 9808 6873 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5392 AMAZON-02, US 7552 3973 VIETEL-AS-AP Viettel Group, VN 45609 3407 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2870 CLOUDFLARENET, US 11172 2605 Alestra, S. de R.L. de C.V., MX 39891 2136 ALJAWWALSTC-AS, SA 327687 2120 RENU, UG 60539 2034 HUICAST_TELECOM, HK 24547 1733 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 20115 1691 CHARTER-20115, US 36183 1639 AKAMAI-AS, US 28573 1552 Claro NXT Telecomunicacoes Ltda, BR 32098 1528 TRANSTELCO-INC, US 17622 1525 CNCGROUP-GZ China Unicom Guangzhou network, CN 56041 1515 CMNET-ZHEJIANG-AP China Mobile communications corporation 6167 1449 CELLCO-PART, US 56046 1416 CMNET-JIANGSU-AP China Mobile communications corporation, 12479 1404 UNI2-AS, ES 38266 1357 VIL-AS-AP Vodafone Idea Ltd, IN End of report