IPv6 R&E Routing Table Report   17:05 GMT Mon 23 Mar, 2026

  IPv6 BGP Table (R&E) as seen at ASREN.

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

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

BGP routing table entries examined:                                1469
    Number of IPv6 prefixes with a valid ROA:                       924
    Number of IPv6 prefixes with an invalid ROA:                      0
    Number of IPv6 prefixes with no ROA:                            545
Total ASNs present in the IPv6 Routing Table:                       720
    Average AS path length:                                         4.3
    Longest AS path:                                                 14
Total Origin ASNs present in the IPv6 Routing Table:                689
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:0       /17:0       /18:0       /19:0       /20:0       /21:0       
/22:0       /23:0       /24:1       /25:0       /26:0       /27:0       
/28:5       /29:55      /30:16      /31:1       /32:269     /33:20      
/34:9       /35:15      /36:50      /37:12      /38:8       /39:2       
/40:88      /41:3       /42:7       /43:1       /44:42      /45:12      
/46:7       /47:10      /48:836     /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
      7497        164  CSTNET-AS-AP Computer Network Information Center of Chine
     55824         91  NKN-CORE-NW NKN Core Network, IN
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
       680         24  DFN Verein zur Foerderung eines Deutschen Forschungsnetze
       271         19  BCNET-AS - BCNET, CA
      6262         17  CSIRO Commonwealth Scientific and Industrial, AU
     61468         17  CEDIA, EC
      4608         16  APNIC-SERVICES Asia Pacific Network Information Centre, A
     46047         16  POLSRI-AS-ID Politeknik Negeri Sriwijaya, ID
       683         15  ARGONNE-AS - Argonne National Laboratory, US
      3477         15  NOAA-NWAVE - National Oceanic and Atmospheric Administrat
     63800         10  SERVER-G SERVER-G Group, JP
       559          9  SWITCH Switch, Swiss Academic and Research Network, CH
      7575          9  AARNET-AS-AP Australian Academic and Research Network AAR
     12654          8  RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination
       376          7  RISQ-AS - Reseau dInformations Scientifiques du Quebec RI
       786          7  JANET Jisc Services Limited, GB
      2611          7  BELNET, BE
     37215          7  MAREN, MW
     56132          7  MONASHUNI-AU-AS-AP Monash University, AU

End of report