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 18:44 GMT Sat 31 May, 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: 220629 Number of IPv6 prefixes with a valid ROA: 134912 Number of IPv6 prefixes with an invalid ROA: 2557 Number of IPv6 prefixes with no ROA: 83160 Total ASNs present in the IPv6 Routing Table: 34812 Average AS path length: 5.1 Longest AS path: 30 Total Origin ASNs present in the IPv6 Routing Table: 34474 Paths with bogon ASNs present in the IPv6 Routing Table: 212 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:13 /21:3 /22:6 /23:6 /24:37 /25:11 /26:20 /27:19 /28:155 /29:5466 /30:736 /31:330 /32:25650 /33:4768 /34:4722 /35:1680 /36:8342 /37:1250 /38:2288 /39:1738 /40:20776 /41:1430 /42:2867 /43:1281 /44:20689 /45:2738 /46:4927 /47:6651 /48:99979 /49:0 /50:0 /51:1 /52:44 /53:0 /54:0 /55:0 /56:4 /57:0 /58:0 /59:0 /60:2 /61:1 /62:0 /63:1 /64:629 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 9808 6635 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5067 AMAZON-02, US 7552 3917 VIETEL-AS-AP Viettel Group, VN 45609 3274 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2814 CLOUDFLARENET, US 11172 2085 Alestra, S. de R.L. de C.V., MX 39891 2073 ALJAWWALSTC-AS, SA 327687 2048 RENU, UG 20115 1775 CHARTER-20115, US 36183 1741 AKAMAI-AS, US 24547 1731 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 12479 1605 UNI2-AS, ES 28573 1581 Claro NXT Telecomunicacoes Ltda, BR 17622 1512 CNCGROUP-GZ China Unicom Guangzhou network, CN 56041 1499 CMNET-ZHEJIANG-AP China Mobile communications corporation 32098 1453 TRANSTELCO-INC, US 38266 1432 VIL-AS-AP Vodafone Idea Ltd, IN 56046 1403 CMNET-JIANGSU-AP China Mobile communications corporation, 6167 1351 CELLCO-PART, US 45271 1342 VIL-AS-AP Vodafone Idea Ltd, IN End of report