[REN-BGP-stats-all] IPv6 R&E Routing Table Report - GEANT (R&E) view

Fri Jul 18 17:01:54 UTC 2025

IPv6 R&E Routing Table Report   17:00 GMT Fri 18 Jul, 2025

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

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

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

BGP routing table entries examined:                                6183
    Number of IPv6 prefixes with a valid ROA:                      1174
    Number of IPv6 prefixes with an invalid ROA:                      0
    Number of IPv6 prefixes with no ROA:                           5009
Total ASNs present in the IPv6 Routing Table:                      5141
    Average AS path length:                                         6.6
    Longest AS path:                                                 14
Total Origin ASNs present in the IPv6 Routing Table:               5096
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       /24:2       /25:0       /26:0       /27:0       
/28:6       /29:57      /30:19      /31:0       /32:4527    /33:31      
/34:19      /35:20      /36:62      /37:5       /38:16      /39:2       
/40:116     /41:7       /42:9       /43:2       /44:109     /45:15      
/46:12      /47:13      /48:1133    /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        162  CSTNET-AS-AP Computer Network Information Center of Chine
     55824         90  NKN-CORE-NW NKN Core Network, IN
     45773         63  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad,
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
     61468         35  CEDIA, EC
      3477         24  NOAA-NWAVE, US
       680         23  DFN Verein zur Foerderung eines Deutschen Forschungsnetze
       271         19  BCNET-AS, CA
      6262         17  CSIRO Commonwealth Scientific and Industrial, AU
     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, A
      2018         14  TENET-1, ZA
       683         13  ARGONNE-AS, US
      8895         11  ISU Internet Services Unit ISU, SA
     12654         10  RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination
       237          9  MERIT-AS-14, US
       559          9  SWITCH Peering requests: peering at switch.ch, CH
      5501          9  FRAUNHOFER-CLUSTER-BW Research Institutes spread all over
      7575          9  AARNET-AS-AP Australian Academic and Research Network AAR

End of report