IPv6 R&E Routing Table Report   23:08 GMT Sat 25 Oct, 2025

  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:                              225358
    Number of IPv6 prefixes with a valid ROA:                    144723
    Number of IPv6 prefixes with an invalid ROA:                    902
    Number of IPv6 prefixes with no ROA:                          79733
Total ASNs present in the IPv6 Routing Table:                     35336
    Average AS path length:                                         4.8
    Longest AS path:                                                 35
Total Origin ASNs present in the IPv6 Routing Table:              34979
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       /24:41      /25:11      /26:19      /27:19      
/28:156     /29:5140    /30:795     /31:344     /32:25626   /33:4144    
/34:3845    /35:1511    /36:8234    /37:1126    /38:2395    /39:1720    
/40:21489   /41:1508    /42:2785    /43:1339    /44:23148   /45:3796    
/46:5680    /47:8379    /48:101527  /49:3       /50:3       /51:2       
/52:4       /53:1       /54:0       /55:0       /56:108     /57:0       
/58:0       /59:0       /60:0       /61:0       /62:0       /63:0       
/64:425     

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

       ASN No of Nets  Description
      9808       6960  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd
     16509       5433  AMAZON-02, US
      7552       3958  VIETEL-AS-AP Viettel Group, VN
     45609       3572  BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv
     18403       3569  FPT-AS-AP FPT Telecom Company, VN
     11172       2737  Alestra, S. de R.L. de C.V., MX
     13335       2641  CLOUDFLARENET, US
     39891       2104  ALJAWWALSTC-AS, SA
     56041       1737  CMNET-ZHEJIANG-AP China Mobile communications corporation
     24547       1735  CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li
     36183       1623  AKAMAI-AS, US
     17622       1618  CNCGROUP-GZ China Unicom Guangzhou network, CN
     32098       1583  TRANSTELCO-INC, US
     28573       1570  Claro NXT Telecomunicacoes Ltda, BR
      6167       1470  CELLCO-PART, US
     12479       1421  UNI2-AS, ES
     56046       1420  CMNET-JIANGSU-AP China Mobile communications corporation,
     17072       1397  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
     38266       1362  VIL-AS-AP Vodafone Idea Ltd, IN
     45271       1257  VIL-AS-AP Vodafone Idea Ltd, IN

End of report