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 18 Oct, 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: 221113 Number of IPv6 prefixes with a valid ROA: 140895 Number of IPv6 prefixes with an invalid ROA: 47 Number of IPv6 prefixes with no ROA: 80171 Total ASNs present in the IPv6 Routing Table: 35401 Average AS path length: 4.5 Longest AS path: 35 Total Origin ASNs present in the IPv6 Routing Table: 35024 Paths with bogon ASNs present in the IPv6 Routing Table: 13 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:1 /20:14 /21:3 /22:6 /23:6 /24:41 /25:11 /26:19 /27:19 /28:155 /29:5095 /30:795 /31:343 /32:25682 /33:4158 /34:3836 /35:1484 /36:8268 /37:1127 /38:2485 /39:1724 /40:21342 /41:1502 /42:2786 /43:1276 /44:21890 /45:3820 /46:4937 /47:6861 /48:101426 /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 7223 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5441 AMAZON-02, US 7552 3958 VIETEL-AS-AP Viettel Group, VN 45609 3457 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 11172 2708 Alestra, S. de R.L. de C.V., MX 13335 2588 CLOUDFLARENET, US 39891 2104 ALJAWWALSTC-AS, SA 24547 1735 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 56041 1719 CMNET-ZHEJIANG-AP China Mobile communications corporation 36183 1643 AKAMAI-AS, US 28573 1569 Claro NXT Telecomunicacoes Ltda, BR 32098 1566 TRANSTELCO-INC, US 17622 1517 CNCGROUP-GZ China Unicom Guangzhou network, CN 6167 1465 CELLCO-PART, US 22773 1445 ASN-CXA-ALL-CCI-22773-RDC, US 12479 1425 UNI2-AS, ES 56046 1419 CMNET-JIANGSU-AP China Mobile communications corporation, 38266 1363 VIL-AS-AP Vodafone Idea Ltd, IN 17072 1346 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 45271 1256 VIL-AS-AP Vodafone Idea Ltd, IN End of report