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

Tue May 21 22:21:44 UTC 2024

IPv6 R&E Routing Table Report   22:21 GMT Tue 21 May, 2024

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

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

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

BGP routing table entries examined:                                2233
    Number of IPv6 prefixes with a valid ROA:                       965
    Number of IPv6 prefixes with an invalid ROA:                    270
    Number of IPv6 prefixes with no ROA:                            998
Total ASNs present in the IPv6 Routing Table:                      1004
    Average AS path length:                                         3.5
    Longest AS path:                                                 15
Total Origin ASNs present in the IPv6 Routing Table:                958
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:0       /17:0       /18:0       /19:0       /20:1       /21:1       
/22:1       /23:0       /24:2       /25:0       /26:0       /27:0       
/28:7       /29:58      /30:16      /31:1       /32:390     /33:32      
/34:10      /35:17      /36:50      /37:23      /38:11      /39:1       
/40:150     /41:6       /42:10      /43:2       /44:87      /45:15      
/46:12      /47:11      /48:1146    /49:0       /50:0       /51:0       
/52:1       /53:0       /54:0       /55:0       /56:8       /57:2       
/58:0       /59:1       /60:2       /61:0       /62:0       /63:3       
/64:58      

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

       ASN No of Nets  Description
       293        165  ESNET, US
      7497        155  CSTNET-AS-AP Computer Network Information Center of Chinese 
     55824         90  NKN-CORE-NW NKN Core Network, IN
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
    133111         57  CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN
     45090         39  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
     61468         33  CEDIA, EC
      3477         23  NOAA-NWAVE, US
     24151         19  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
      6262         16  CSIRO Commonwealth Scientific and Industrial, AU
       683         15  ARGONNE-AS, US
      2018         15  TENET-1, ZA
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
      5744         11  USPTO, US
      8895         10  ISU Internet Services Unit ISU, SA
     24406         10  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
       237          9  MERIT-AS-14, US
       559          9  SWITCH Peering requests: peering at switch.ch, CH
    134715          9  GTA-AS-AP Government Technology Agency, BT

End of report