[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 20 Apr, 2024

  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:                                7897
    Number of IPv6 prefixes with a valid ROA:                      2640
    Number of IPv6 prefixes with an invalid ROA:                      1
    Number of IPv6 prefixes with no ROA:                           5256
Total ASNs present in the IPv6 Routing Table:                      5141
    Average AS path length:                                         3.5
    Longest AS path:                                                 14
Total Origin ASNs present in the IPv6 Routing Table:               5094
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       /24:1       /25:0       /26:0       /27:0       
/28:7       /29:58      /30:16      /31:3       /32:4551    /33:51      
/34:13      /35:31      /36:97      /37:36      /38:53      /39:3       
/40:179     /41:8       /42:13      /43:12      /44:261     /45:17      
/46:476     /47:53      /48:1943    /49:12      /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       1349  AMAZON-02, US
     14618        259  AMAZON-AES, US
      7497        161  CSTNET-AS-AP Computer Network Information Center of Chinese 
     55824         87  NKN-CORE-NW NKN Core Network, IN
      8987         60  AMAZON EXPANSION, IE
      4758         59  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
     45090         40  TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Lim
     37963         29  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
     61468         29  CEDIA, EC
      3477         22  NOAA-NWAVE, US
     24151         19  CNNIC-CRITICAL-AP China Internet Network Infomation Center, 
      6262         16  CSIRO Commonwealth Scientific and Industrial, AU
     24363         16  CNGI-JNN-IX-AS-AP CERNET2 IX at Shandong University, CN
      2018         15  TENET-1, ZA
       683         13  ARGONNE-AS, US
      4608         13  APNIC-SERVICES Asia Pacific Network Information Centre, AU
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
      5744         10  USPTO, US
      8895         10  ISU Internet Services Unit ISU, SA
     19679         10  DROPBOX, US

End of report