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

Thu Feb 9 22:22:52 UTC 2023

IPv6 R&E Routing Table Report   22:20 GMT Thu 09 Feb, 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:                                6775
    Number of IPv6 prefixes with a valid ROA:                      1057
    Number of IPv6 prefixes with an invalid ROA:                     86
    Number of IPv6 prefixes with no ROA:                           5632
Total ASNs present in the IPv6 Routing Table:                      5226
    Average AS path length:                                         3.8
    Longest AS path:                                                 15
Total Origin ASNs present in the IPv6 Routing Table:               5192
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:0       /17:0       /18:0       /19:0       /20:2       /21:1       
/22:1       /23:0       /24:2       /25:0       /26:0       /27:0       
/28:11      /29:51      /30:15      /31:3       /32:4550    /33:53      
/34:12      /35:26      /36:56      /37:15      /38:11      /39:1       
/40:161     /41:11      /42:13      /43:2       /44:129     /45:15      
/46:37      /47:19      /48:1422    /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       
/64:52      

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

       ASN No of Nets  Description
      7497        153  CSTNET-AS-AP Computer Network Information Center, CN
       293        150  ESNET, US
     55824         93  NKN-CORE-NW NKN Core Network, IN
     16509         81  AMAZON-02, US
     45773         69  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
       668         64  DNIC-AS-00668, US
    133111         61  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
     61468         32  CEDIA, EC
     14618         28  AMAZON-AES, US
     37963         25  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
    262156         16  Universidad Nacional de Rosario, AR
      2018         15  TENET-1, ZA
     24151         15  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
     36692         15  OPENDNS, US
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
    327687         12  RENU, UG
       559         11  SWITCH Peering requests: peering at switch.ch, CH
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e

End of report