Report for 121

Name

DNIC-AS-00121 - United States Department of Defense (DoD), US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS1221) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

121 DNIC-AS-00121 - United States Department of Defense (DoD), US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS668           DNIC-AS-00668 - United States Department of Defense (DoD), US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10296 AS121          ORIGIN  Originate:       9728 /18.75  Transit:          0 /0.00  DNIC-AS-00121 - United States Department of Defense (DoD), US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
20273 AS121         DNIC-AS-00121 - United States Department of D      6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  214.54.192.0/20      4777 6939 668 121      
  214.54.208.0/20      4608 6939 668 121      
  214.54.224.0/22      4777 6939 668 121    + Announce - aggregate of 214.54.224.0/23 (4777 6939 668 121) and 214.54.226.0/23 (4777 6939 668 121)
  214.54.224.0/23      4777 6939 668 121    - Withdrawn - aggregated with 214.54.226.0/23 (4777 6939 668 121)
  214.54.226.0/23      4777 6939 668 121    - Withdrawn - aggregated with 214.54.224.0/23 (4777 6939 668 121)
  214.54.230.0/24      4777 6939 668 121      
  214.54.231.0/24      4608 6939 668 121      

Whois Entry

whois: 402628

IANA has recorded AS121 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS121\n