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 24 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: 219617 Number of IPv6 prefixes with a valid ROA: 133467 Number of IPv6 prefixes with an invalid ROA: 2506 Number of IPv6 prefixes with no ROA: 83644 Total ASNs present in the IPv6 Routing Table: 34781 Average AS path length: 5.1 Longest AS path: 34 Total Origin ASNs present in the IPv6 Routing Table: 34442 Paths with bogon ASNs present in the IPv6 Routing Table: 168 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 /28:154 /29:5410 /30:737 /31:331 /32:25642 /33:4737 /34:4734 /35:1675 /36:8342 /37:1250 /38:2284 /39:1732 /40:20753 /41:1416 /42:2860 /43:1279 /44:20728 /45:2803 /46:4937 /47:6544 /48:99111 /49:0 /50:0 /51:1 /52:43 /53:0 /54:0 /55:0 /56:4 /57:0 /58:0 /59:0 /60:2 /61:1 /62:0 /63:1 /64:627 Global IPv6 Per AS prefix count summary --------------------------------------- ASN No of Nets Description 9808 6625 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5076 AMAZON-02, US 7552 3547 VIETEL-AS-AP Viettel Group, VN 45609 3233 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2534 CLOUDFLARENET, US 11172 2056 Alestra, S. de R.L. de C.V., MX 327687 2041 RENU, UG 39891 2037 ALJAWWALSTC-AS, SA 20115 1778 CHARTER-20115, US 24547 1731 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 12479 1608 UNI2-AS, ES 36183 1586 AKAMAI-AS, US 28573 1580 Claro NXT Telecomunicacoes Ltda, BR 17622 1512 CNCGROUP-GZ China Unicom Guangzhou network, CN 56041 1499 CMNET-ZHEJIANG-AP China Mobile communications corporation 32098 1442 TRANSTELCO-INC, US 38266 1435 VIL-AS-AP Vodafone Idea Ltd, IN 56046 1403 CMNET-JIANGSU-AP China Mobile communications corporation, 45271 1342 VIL-AS-AP Vodafone Idea Ltd, IN 6167 1339 CELLCO-PART, US End of report