IPv6 R&E Routing Table Report   21:00 GMT Thu 11 Jun, 2026

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

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET-Seattle/

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

BGP routing table entries examined:                                6215
    Number of IPv6 prefixes with a valid ROA:                      5557
    Number of IPv6 prefixes with an invalid ROA:                      0
    Number of IPv6 prefixes with no ROA:                            658
Total ASNs present in the IPv6 Routing Table:                      5196
    Average AS path length:                                         4.6
    Longest AS path:                                                 15
Total Origin ASNs present in the IPv6 Routing Table:               5154
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:0       /17:0       /18:0       /19:0       /20:1       /21:0       
/22:0       /23:0       /24:3       /25:0       /26:0       /27:0       
/28:6       /29:56      /30:18      /31:1       /32:4523    /33:31      
/34:18      /35:19      /36:64      /37:12      /38:16      /39:1       
/40:121     /41:6       /42:11      /43:2       /44:77      /45:15      
/46:11      /47:14      /48:1189    /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        167  CSTNET-AS-AP - Computer Network Information Center of Chi
     55824         88  NKN-CORE-NW - NKN Core Network, IN
      4758         59  NICNET-VSNL-BOARDER-AP - National Informatics Centre, IN
     61468         30  AS61468 - CEDIA, EC
      3477         26  NOAA-NWAVE - National Oceanic and Atmospheric Administrat
       680         24  DFN - Verein zur Foerderung eines Deutschen Forschungsnet
       271         20  BCNET-AS - BCNET, CA
      2152         20  CENIC-2152 - CENIC, US
      6262         17  CSIRO - Commonwealth Scientific and Industrial, AU
     22644         17  TJUH - Thomas Jefferson University Hospitals, Inc., US
     24363         17  CNGI-JNN-IX-AS-AP - CERNET2 IX at Shandong University, CN
     46047         17  POLSRI-AS-ID - Politeknik Negeri Sriwijaya, ID
      4608         16  APNIC-SERVICES - Asia Pacific Network Information Centre,
      2018         15  TENET (The UNINET Project) - TENET (The UNINET Project), 
       683         10  ARGONNE-AS - Argonne National Laboratory, US
       237          9  MERIT-AS-14 - Merit Network Inc., US
       559          9  Switch - SWITCH, CH
      7575          9  AARNET-AS-AP - Australian Academic and Research Network (
         3          8  MIT-GATEWAYS - Massachusetts Institute of Technology, US
     12654          8  RIPE-NCC-RIS-AS - Reseaux IP Europeens Network Coordinati

End of report