IPv6 R&E Routing Table Report   23:03 GMT Sat 25 Apr, 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:                              237109
    Number of IPv6 prefixes with a valid ROA:                    162385
    Number of IPv6 prefixes with an invalid ROA:                    964
    Number of IPv6 prefixes with no ROA:                          73760
Total ASNs present in the IPv6 Routing Table:                     36098
    Average AS path length:                                         4.8
    Longest AS path:                                                 34
Total Origin ASNs present in the IPv6 Routing Table:              35738
Paths with bogon ASNs present in the IPv6 Routing Table:              8

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

/16:0       /17:0       /18:0       /19:1       /20:13      /21:3       
/22:6       /23:6       /24:41      /25:13      /26:17      /27:18      
/28:159     /29:5366    /30:822     /31:337     /32:26325   /33:4580    
/34:4031    /35:1501    /36:8788    /37:1208    /38:2600    /39:1768    
/40:22424   /41:1627    /42:2844    /43:1350    /44:24721   /45:4477    
/46:5616    /47:8750    /48:107358  /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       
/64:225     

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

       ASN No of Nets  Description
      9808       7090  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd
     16509       5535  AMAZON-02 - Amazon.com, Inc., US
      7552       4013  VIETEL-AS-AP Viettel Group, VN
     45609       3630  BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Serv
     18403       3492  FPT-AS-AP FPT Telecom Company, VN
     13335       2703  CLOUDFLARENET - Cloudflare, Inc., US
     11172       2489  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       1874  TRANSTELCO-INC - Transtelco Inc, US
     24547       1728  CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Li
     28573       1667  Claro NXT Telecomunicacoes Ltda, BR
     36183       1637  AKAMAI-AS - Akamai Technologies, Inc., US
      6167       1629  CELLCO-PART - Verizon Business, US
     56046       1553  CMNET-JIANGSU-AP China Mobile communications corporation,
     12479       1550  UNI2-AS, ES
     36992       1471  ETISALAT-MISR, EG
     17072       1430  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
     38266       1306  VIL-AS-AP Vodafone Idea Ltd, IN

End of report