[REN-BGP-stats] Weekly Global IPv6 R&E Routing Table Report

[REN Routing Table Report]

This is an automated weekly mailing describing the state of the IPv6
Research & Education Routing Table received by NSRC's collector
from Internet2.

Daily listings are sent to ren-bgp-stats-all at lists.nsrc.org.

For historical data, please see https://bgp.nsrc.org/REN.

If you have any comments please contact Philip Smith <philip at nsrc.org>.

IPv6 R&E Routing Table Report   22:00 GMT Sat 10 Dec, 2022

  IPv6 BGP Table (R&E) as seen at Internet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Internet2/

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

BGP routing table entries examined:                                7544
    Number of IPv6 prefixes with a valid ROA:                      1999
    Number of IPv6 prefixes with an invalid ROA:                    100
    Number of IPv6 prefixes with no ROA:                           5445
Total ASNs present in the IPv6 Routing Table:                      5168
    Average AS path length:                                         3.7
    Longest AS path:                                                 14
Total Origin ASNs present in the IPv6 Routing Table:               5137
Paths with bogon ASNs present in the IPv6 Routing Table:              0

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

/16:0       /17:0       /18:0       /19:0       /20:2       /21:2       
/22:2       /23:0       /24:1       /25:0       /26:0       /27:0       
/28:10      /29:54      /30:15      /31:3       /32:4552    /33:59      
/34:16      /35:32      /36:95      /37:22      /38:44      /39:3       
/40:183     /41:11      /42:9       /43:12      /44:147     /45:16      
/46:338     /47:40      /48:1865    /49:9       /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
     16509        873  AMAZON-02, US
     14618        185  AMAZON-AES, US
      7497        159  CSTNET-AS-AP Computer Network Information Center, CN
     55824         96  NKN-CORE-NW NKN Core Network, IN
     45773         70  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
     37963         63  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
      4758         62  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
    133111         61  CNT-NORTHCHINA CERNET New Technology Co., Ltd, CN
     45090         37  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
     61468         34  CEDIA, EC
       668         32  DNIC-AS-00668, US
      8987         29  AMAZON EXPANSION, IE
     46047         16  POLSRI-AS-ID Politeknik Negeri Sriwijaya, ID
    262156         16  Universidad Nacional de Rosario, AR
     24151         15  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
      2018         14  TENET-1, ZA
      3477         14  NOAA-NWAVE, US
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
    327687         13  RENU, UG
     19679         12  DROPBOX, US

End of report