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

Fri Oct 13 22:23:15 UTC 2023

IPv6 R&E Routing Table Report   22:20 GMT Fri 13 Oct, 2023

  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:                                6577
    Number of IPv6 prefixes with a valid ROA:                      1014
    Number of IPv6 prefixes with an invalid ROA:                    276
    Number of IPv6 prefixes with no ROA:                           5287
Total ASNs present in the IPv6 Routing Table:                      5151
    Average AS path length:                                         3.9
    Longest AS path:                                                 15
Total Origin ASNs present in the IPv6 Routing Table:               5111
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       /29:60      /30:15      /31:3       /32:4516    /33:49      
/34:9       /35:25      /36:46      /37:14      /38:11      /39:1       
/40:157     /41:9       /42:10      /43:2       /44:123     /45:14      
/46:9       /47:17      /48:1304    /49:2       /50:0       /51:0       
/52:0       /53:0       /54:0       /55:0       /56:5       /57:0       
/58:0       /59:1       /60:2       /61:0       /62:0       /63:3       
/64:60      

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

       ASN No of Nets  Description
       293        164  ESNET, US
      7497        154  CSTNET-AS-AP Computer Network Information Center of Chinese 
     55824         92  NKN-CORE-NW NKN Core Network, IN
     45773         62  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
    133111         62  CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
     16509         44  AMAZON-02, US
    327687         41  RENU, UG
     45090         37  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
     61468         32  CEDIA, EC
     37963         25  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
      3477         20  NOAA-NWAVE, US
      2018         15  TENET-1, ZA
     24151         15  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
     14618         12  AMAZON-AES, US
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
      1916         11  Rede Nacional de Ensino e Pesquisa, BR
      5744         10  USPTO, US
      7575         10  AARNET-AS-AP Australian Academic and Research Network AARNet

End of report