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 04 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: 225058 Number of IPv6 prefixes with a valid ROA: 141532 Number of IPv6 prefixes with an invalid ROA: 2188 Number of IPv6 prefixes with no ROA: 81338 Total ASNs present in the IPv6 Routing Table: 35252 Average AS path length: 5.0 Longest AS path: 34 Total Origin ASNs present in the IPv6 Routing Table: 34899 Paths with bogon ASNs present in the IPv6 Routing Table: 120 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:13 /21:3 /22:6 /23:6 /24:38 /25:11 /26:19 /27:19 /28:156 /29:5122 /30:794 /31:344 /32:25645 /33:4082 /34:3867 /35:1493 /36:8179 /37:1102 /38:2427 /39:1716 /40:23180 /41:1506 /42:2761 /43:1270 /44:21114 /45:3634 /46:4841 /47:6849 /48:102267 /49:137 /50:1 /51:6 /52:52 /53:0 /54:0 /55:0 /56:56 /57:0 /58:3 /59:0 /60:5 /61:1 /62:0 /63:0 /64:873 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 9808 7210 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5415 AMAZON-02, US 7552 3959 VIETEL-AS-AP Viettel Group, VN 45609 3449 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2744 CLOUDFLARENET, US 11172 2676 Alestra, S. de R.L. de C.V., MX 60539 2549 HUICAST_TELECOM, HK 327687 2130 RENU, UG 39891 2104 ALJAWWALSTC-AS, SA 20115 1824 CHARTER-20115, US 24547 1733 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 36183 1590 AKAMAI-AS, US 28573 1568 Claro NXT Telecomunicacoes Ltda, BR 32098 1548 TRANSTELCO-INC, US 56041 1545 CMNET-ZHEJIANG-AP China Mobile communications corporation 17622 1517 CNCGROUP-GZ China Unicom Guangzhou network, CN 6167 1470 CELLCO-PART, US 56046 1419 CMNET-JIANGSU-AP China Mobile communications corporation, 12479 1417 UNI2-AS, ES 38266 1363 VIL-AS-AP Vodafone Idea Ltd, IN End of report