This is an automated weekly mailing describing the state of the IPv6 Research & Education Routing Table received by NSRC's collector from AARNET (Brisbane). 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 21:13 GMT Sat 31 May, 2025 IPv6 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 217733 Number of IPv6 prefixes with a valid ROA: 134270 Number of IPv6 prefixes with an invalid ROA: 50 Number of IPv6 prefixes with no ROA: 83413 Total ASNs present in the IPv6 Routing Table: 34850 Average AS path length: 4.4 Longest AS path: 45 Total Origin ASNs present in the IPv6 Routing Table: 34507 Paths with bogon ASNs present in the IPv6 Routing Table: 9 IPv6 Subnet Table ----------------- /16:1 /17:0 /18:0 /19:1 /20:13 /21:3 /22:6 /23:6 /24:37 /25:11 /26:19 /27:19 /28:154 /29:5471 /30:736 /31:330 /32:25678 /33:4749 /34:4714 /35:1676 /36:8267 /37:1250 /38:2290 /39:1736 /40:20733 /41:1422 /42:2864 /43:1280 /44:20665 /45:2735 /46:4794 /47:6581 /48:99490 /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 6635 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5062 AMAZON-02, US 7552 3916 VIETEL-AS-AP Viettel Group, VN 45609 3275 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2563 CLOUDFLARENET, US 11172 2085 Alestra, S. de R.L. de C.V., MX 39891 1842 ALJAWWALSTC-AS, SA 20115 1775 CHARTER-20115, US 36183 1744 AKAMAI-AS, US 24547 1731 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 12479 1606 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 1341 VIL-AS-AP Vodafone Idea Ltd, IN 22773 1319 ASN-CXA-ALL-CCI-22773-RDC, US End of report