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 25 Oct, 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: 225349 Number of IPv6 prefixes with a valid ROA: 140874 Number of IPv6 prefixes with an invalid ROA: 2260 Number of IPv6 prefixes with no ROA: 82215 Total ASNs present in the IPv6 Routing Table: 35349 Average AS path length: 5.1 Longest AS path: 36 Total Origin ASNs present in the IPv6 Routing Table: 35007 Paths with bogon ASNs present in the IPv6 Routing Table: 118 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:14 /21:3 /22:6 /23:6 /24:41 /25:11 /26:19 /27:19 /28:157 /29:5168 /30:796 /31:343 /32:25677 /33:4154 /34:3851 /35:1491 /36:8230 /37:1100 /38:2431 /39:1718 /40:23303 /41:1507 /42:2787 /43:1279 /44:21535 /45:3766 /46:4780 /47:6899 /48:101660 /49:166 /50:1 /51:4 /52:54 /53:0 /54:0 /55:0 /56:55 /57:0 /58:3 /59:0 /60:5 /61:1 /62:0 /63:0 /64:858 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 9808 6961 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5431 AMAZON-02, US 7552 3958 VIETEL-AS-AP Viettel Group, VN 45609 3461 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2783 CLOUDFLARENET, US 11172 2737 Alestra, S. de R.L. de C.V., MX 60539 2549 HUICAST_TELECOM, HK 327687 2119 RENU, UG 39891 2104 ALJAWWALSTC-AS, SA 56041 1737 CMNET-ZHEJIANG-AP China Mobile communications corporation 24547 1735 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 36183 1623 AKAMAI-AS, US 17622 1618 CNCGROUP-GZ China Unicom Guangzhou network, CN 32098 1583 TRANSTELCO-INC, US 28573 1570 Claro NXT Telecomunicacoes Ltda, BR 6167 1470 CELLCO-PART, US 12479 1422 UNI2-AS, ES 56046 1420 CMNET-JIANGSU-AP China Mobile communications corporation, 17072 1397 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 38266 1362 VIL-AS-AP Vodafone Idea Ltd, IN End of report