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

Thu Jun 23 22:22:46 UTC 2022

IPv6 R&E Routing Table Report   22:20 GMT Thu 23 Jun, 2022

  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:                                6409
    Number of IPv6 prefixes with a valid ROA:                       722
    Number of IPv6 prefixes with an invalid ROA:                     97
    Number of IPv6 prefixes with no ROA:                           5590
Total ASNs present in the IPv6 Routing Table:                      5224
    Average AS path length:                                         4.5
    Longest AS path:                                                 13
Total Origin ASNs present in the IPv6 Routing Table:               5186
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:1       /17:0       /18:0       /19:0       /20:2       /21:1       
/22:0       /23:0       /24:2       /25:0       /26:1       /27:1       
/28:6       /29:50      /30:11      /31:3       /32:4563    /33:37      
/34:11      /35:27      /36:53      /37:9       /38:11      /39:1       
/40:135     /41:9       /42:14      /43:2       /44:135     /45:8       
/46:9       /47:16      /48:1146    /49:2       /50:0       /51:0       
/52:0       /53:0       /54:0       /55:0       /56:4       /57:0       
/58:0       /59:1       /60:0       /61:0       /62:0       /63:2       
/64:40      

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

       ASN No of Nets  Description
      7497        156  CSTNET-AS-AP Computer Network Information Center, CN
       293        136  ESNET, US
     45773         68  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
    133111         64  CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN
     45090         37  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
     61468         33  CEDIA, EC
      1916         17  Rede Nacional de Ensino e Pesquisa, BR
    262156         16  Universidad Nacional de Rosario, AR
     36692         15  OPENDNS, US
      2018         14  TENET-1, ZA
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
      3477         12  NOAA-NWAVE, US
    327687         12  RENU, UG
       559         11  SWITCH Peering requests: peering at switch.ch, CH
     24151         11  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
     47065         11  PEERING-RESEARCH-TESTBED-USC-UFMG-AS47065, US
       680         10  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
       237          9  MERIT-AS-14, US
       271          9  BCNET-AS, CA
       786          9  JANET Jisc Services Limited, GB

End of report