IPv6 R&E Routing Table Report   22:00 GMT Fri 04 Apr, 2025

  IPv6 BGP Table (R&E) as seen at Internet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Internet2/

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

BGP routing table entries examined:                                7453
    Number of IPv6 prefixes with a valid ROA:                      2393
    Number of IPv6 prefixes with an invalid ROA:                      1
    Number of IPv6 prefixes with no ROA:                           5059
Total ASNs present in the IPv6 Routing Table:                      5175
    Average AS path length:                                         5.4
    Longest AS path:                                                 14
Total Origin ASNs present in the IPv6 Routing Table:               5133
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       /29:58      /30:18      /31:0       /32:4530    /33:40      
/34:20      /35:26      /36:88      /37:23      /38:50      /39:5       
/40:160     /41:7       /42:9       /43:14      /44:240     /45:16      
/46:283     /47:41      /48:1808    /49:8       /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
     16509        893  AMAZON-02, US
     14618        317  AMAZON-AES, US
      7497        160  CSTNET-AS-AP Computer Network Information Center of Chine
     55824         94  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
      8987         33  AMAZON EXPANSION, IE
     61468         33  CEDIA, EC
      3477         23  NOAA-NWAVE, US
     24363         17  CNGI-JNN-IX-AS-AP CERNET2 IX at Shandong University, CN
      4608         16  APNIC-SERVICES Asia Pacific Network Information Centre, A
      6262         16  CSIRO Commonwealth Scientific and Industrial, AU
       680         13  DFN Verein zur Foerderung eines Deutschen Forschungsnetze
       683         13  ARGONNE-AS, US
     24406         13  CNNIC-CRITICAL-AP China Internet Network Infomation Cente
      2018         11  TENET-1, ZA
       559          9  SWITCH Peering requests: peering@switch.ch, CH
      5501          9  FRAUNHOFER-CLUSTER-BW Research Institutes spread all over
      7575          9  AARNET-AS-AP Australian Academic and Research Network AAR
    134715          9  GTA-AS-AP Government Technology Agency, BT

End of report