IPv6 R&E Routing Table Report   23:03 GMT Mon 18 May, 2026

  IPv6 BGP Table (Global) as seen at BT Singapore.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Singapore/

Analysis Summary
----------------

BGP routing table entries examined:                              239364
    Number of IPv6 prefixes with a valid ROA:                    179096
    Number of IPv6 prefixes with an invalid ROA:                    959
    Number of IPv6 prefixes with no ROA:                          59309
Total ASNs present in the IPv6 Routing Table:                     36246
    Average AS path length:                                         4.8
    Longest AS path:                                                 35
Total Origin ASNs present in the IPv6 Routing Table:              35873
Paths with bogon ASNs present in the IPv6 Routing Table:              7

IPv6 Subnet Table
-----------------

/16:0       /17:0       /18:0       /19:1       /20:13      /21:3       
/22:6       /23:6       /24:42      /25:12      /26:17      /27:18      
/28:158     /29:5287    /30:736     /31:338     /32:26381   /33:4628    
/34:4071    /35:1515    /36:9097    /37:1191    /38:2617    /39:1785    
/40:22711   /41:1663    /42:2878    /43:1374    /44:24983   /45:4462    
/46:5654    /47:8976    /48:108407  /49:3       /50:3       /51:2       
/52:15      /53:1       /54:0       /55:0       /56:88      /57:0       
/58:0       /59:0       /60:0       /61:0       /62:0       /63:0       
/64:220     

Global IPv6 Per AS prefix count summary
---------------------------------------

       ASN No of Nets  Description
      9808       7096  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd
     16509       5603  AMAZON-02 - Amazon.com, Inc., US
      7552       4017  VIETEL-AS-AP Viettel Group, VN
     45609       3632  BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv
     18403       3452  FPT-AS-AP FPT Telecom Company, VN
     13335       2631  CLOUDFLARENET - Cloudflare, Inc., US
     11172       2520  Alestra, S. de R.L. de C.V., MX
     39891       2098  ALJAWWALSTC-AS, SA
     17622       1968  CNCGROUP-GZ China Unicom Guangzhou network, CN
     24547       1911  CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li
     32098       1899  TRANSTELCO-INC - Transtelco Inc, US
     56041       1892  CMNET-ZHEJIANG-AP China Mobile communications corporation
     28573       1669  Claro NXT Telecomunicacoes Ltda, BR
      6167       1643  CELLCO-PART - Verizon Business, US
     36183       1637  AKAMAI-AS - Akamai Technologies, Inc., US
     56046       1555  CMNET-JIANGSU-AP China Mobile communications corporation,
     12479       1548  UNI2-AS, ES
     36992       1471  ETISALAT-MISR, EG
     17072       1438  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
     38266       1317  VIL-AS-AP Vodafone Idea Ltd, IN

End of report