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

Thu Jul 13 22:08:14 UTC 2023

IPv6 R&E Routing Table Report   22:05 GMT Thu 13 Jul, 2023

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

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

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

BGP routing table entries examined:                                6300
    Number of IPv6 prefixes with a valid ROA:                       946
    Number of IPv6 prefixes with an invalid ROA:                     80
    Number of IPv6 prefixes with no ROA:                           5274
Total ASNs present in the IPv6 Routing Table:                      5127
    Average AS path length:                                         4.8
    Longest AS path:                                                 15
Total Origin ASNs present in the IPv6 Routing Table:               5090
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       
/28:6       /29:57      /30:15      /31:3       /32:4528    /33:56      
/34:11      /35:25      /36:42      /37:16      /38:12      /39:1       
/40:156     /41:10      /42:9       /43:2       /44:93      /45:15      
/46:9       /47:16      /48:1213    /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        154  CSTNET-AS-AP Computer Network Information Center, CN
     55824         92  NKN-CORE-NW NKN Core Network, IN
    133111         60  CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
     45090         37  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
    327687         35  RENU, UG
     61468         32  CEDIA, EC
     37963         25  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
     45773         21  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
    262156         16  Universidad Nacional de Rosario, AR
      2018         15  TENET-1, ZA
      3477         15  NOAA-NWAVE, US
     24151         15  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
     19679         12  DROPBOX, US
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
      1916         11  Rede Nacional de Ensino e Pesquisa, BR
     58834         10  GCABLENET Guangdong Cable Corporation Limited, CN
       559          9  SWITCH Peering requests: peering at switch.ch, CH
      2152          9  CSUNET-NW, US

End of report