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 Apr, 2026 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: 233275 Number of IPv6 prefixes with a valid ROA: 156668 Number of IPv6 prefixes with an invalid ROA: 55 Number of IPv6 prefixes with no ROA: 76552 Total ASNs present in the IPv6 Routing Table: 36151 Average AS path length: 4.6 Longest AS path: 35 Total Origin ASNs present in the IPv6 Routing Table: 35796 Paths with bogon ASNs present in the IPv6 Routing Table: 1 IPv6 Subnet Table ----------------- /16:0 /17:0 /18:0 /19:1 /20:14 /21:3 /22:6 /23:6 /24:41 /25:13 /26:17 /27:18 /28:158 /29:5393 /30:818 /31:339 /32:26326 /33:4592 /34:3986 /35:1474 /36:8725 /37:1227 /38:2649 /39:1800 /40:22800 /41:1637 /42:2843 /43:1324 /44:23400 /45:4445 /46:4927 /47:7120 /48:107172 /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 7087 CHINAMOBILE-CN China Mobile Communications Group Co., Ltd 16509 5510 AMAZON-02 - Amazon.com, Inc., US 7552 4010 VIETEL-AS-AP Viettel Group, VN 45609 3519 BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv 13335 2709 CLOUDFLARENET - Cloudflare, Inc., US 11172 2477 Alestra, S. de R.L. de C.V., MX 39891 2078 ALJAWWALSTC-AS, SA 17622 1964 CNCGROUP-GZ China Unicom Guangzhou network, CN 56041 1892 CMNET-ZHEJIANG-AP China Mobile communications corporation 32098 1860 TRANSTELCO-INC - Transtelco Inc, US 24547 1727 CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li 28573 1666 Claro NXT Telecomunicacoes Ltda, BR 36183 1652 AKAMAI-AS - Akamai Technologies, Inc., US 6167 1625 CELLCO-PART - Verizon Business, US 56046 1553 CMNET-JIANGSU-AP China Mobile communications corporation, 12479 1552 UNI2-AS, ES 36992 1470 ETISALAT-MISR, EG 22773 1454 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 17072 1443 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 38266 1303 VIL-AS-AP Vodafone Idea Ltd, IN End of report