This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from USP. 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 21:40 GMT Sat 28 Jun, 2025 IPv6 BGP Table (Global) as seen at USP. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/USP/ Analysis Summary ---------------- BGP routing table entries examined: 219890 Number of IPv6 prefixes with a valid ROA: 137009 Number of IPv6 prefixes with an invalid ROA: 34 Number of IPv6 prefixes with no ROA: 82847 Total ASNs present in the IPv6 Routing Table: 34874 Average AS path length: 5.3 Longest AS path: 34 Total Origin ASNs present in the IPv6 Routing Table: 34533 Paths with bogon ASNs present in the IPv6 Routing Table: 22 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:13 /21:3 /22:6 /23:6 /24:36 /25:11 /26:18 /27:19 /28:154 /29:5233 /30:739 /31:331 /32:25727 /33:4807 /34:4730 /35:1709 /36:8326 /37:1224 /38:2269 /39:1751 /40:23232 /41:1446 /42:2870 /43:1279 /44:20775 /45:2757 /46:4930 /47:6648 /48:98838 /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 9808 6671 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5061 AMAZON-02, US 7552 3964 VIETEL-AS-AP Viettel Group, VN 45609 3303 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2578 CLOUDFLARENET, US 11172 2259 Alestra, S. de R.L. de C.V., MX 60539 2035 HUICAST_TELECOM, HK 39891 1777 ALJAWWALSTC-AS, SA 36183 1732 AKAMAI-AS, US 24547 1731 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 12479 1610 UNI2-AS, ES 28573 1575 Claro NXT Telecomunicacoes Ltda, BR 17622 1514 CNCGROUP-GZ China Unicom Guangzhou network, CN 56041 1500 CMNET-ZHEJIANG-AP China Mobile communications corporation 32098 1485 TRANSTELCO-INC, US 22773 1464 ASN-CXA-ALL-CCI-22773-RDC, US 56046 1406 CMNET-JIANGSU-AP China Mobile communications corporation, 6167 1393 CELLCO-PART, US 38266 1389 VIL-AS-AP Vodafone Idea Ltd, IN 45271 1337 VIL-AS-AP Vodafone Idea Ltd, IN End of report