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

Tue Dec 5 20:11:18 UTC 2023

IPv6 R&E Routing Table Report   20:10 GMT Tue 05 Dec, 2023

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

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

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

BGP routing table entries examined:                                1729
    Number of IPv6 prefixes with a valid ROA:                       905
    Number of IPv6 prefixes with an invalid ROA:                     12
    Number of IPv6 prefixes with no ROA:                            812
Total ASNs present in the IPv6 Routing Table:                       840
    Average AS path length:                                         4.6
    Longest AS path:                                                 18
Total Origin ASNs present in the IPv6 Routing Table:                797
Paths with bogon ASNs present in the IPv6 Routing Table:              1

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

/16:0       /17:0       /18:0       /19:0       /20:1       /21:0       
/22:0       /23:0       /24:2       /25:0       /26:0       /27:0       
/28:7       /29:53      /30:14      /31:1       /32:361     /33:30      
/34:11      /35:11      /36:34      /37:3       /38:12      /39:1       
/40:106     /41:6       /42:5       /43:2       /44:96      /45:14      
/46:11      /47:11      /48:936     /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       
/64:1       

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

       ASN No of Nets  Description
      7497        130  CSTNET-AS-AP Computer Network Information Center of Chinese 
     55824         95  NKN-CORE-NW NKN Core Network, IN
      4758         62  NICNET-VSNL-BOARDER-AP National Informatics Centre, IN
     45773         62  HECPERN-AS-PK PERN AS Content Servie Provider, Islamabad, Pa
    327687         42  RENU, UG
     61468         31  CEDIA, EC
      3477         21  NOAA-NWAVE, US
      6262         16  CSIRO Commonwealth Scientific and Industrial, AU
      2018         15  TENET-1, ZA
       680         11  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e
      5744         10  USPTO, US
       559          9  SWITCH Peering requests: peering at switch.ch, CH
      7575          9  AARNET-AS-AP Australian Academic and Research Network AARNet
    134715          9  GTA-AS-AP Government Technology Agency, BT
         3          8  MIT-GATEWAYS, US
       786          8  JANET Jisc Services Limited, GB
      8895          8  ISU Internet Services Unit ISU, SA
     30045          8  UHN-ASN, CA
     37215          8  MAREN, MW
    396955          8  INTERNET2-BLEND, US

End of report