Report for 23431

Name

-Reserved AS-, ZZ

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 AS2.0) 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.

23431 -Reserved AS-, ZZ

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS14051         SUREWEST - Fidium, US
    AS15830         EQUINIX, NL
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS33490         COMCAST-33490 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10419 AS23431        ORIGIN  Originate:       9728 /18.75  Transit:          0 /0.00  -Reserved AS-, ZZ

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       %
36998 AS23431       -Reserved AS-, ZZ                                  7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.61.224.0/24      4777 2497 3356 23431   
  204.61.225.0/24      4777 2497 174 14051 23431   
  204.61.226.0/24      4777 2516 174 14051 23431   
  204.61.227.0/24      4777 2516 3257 15830 23431   
  204.61.250.0/24      4777 2516 3356 23431   
  206.210.160.0/19     4777 2516 3356 23431   
  206.210.167.0/24     4777 2516 7922 33490 23431   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS23431   6 More Specifics   7 Total Advertisements   -Reserved AS-, ZZ
    204.61.224.0/24               204.61.224.0/19
    204.61.225.0/24               204.61.224.0/19
    204.61.226.0/24               204.61.224.0/19
    204.61.227.0/24               204.61.224.0/19
    204.61.250.0/24               204.61.224.0/19
    206.210.167.0/24              206.210.160.0/19

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 204.61.224.0/19             Withdrawn

Whois Entry

whois: 402332

IANA has recorded AS23431 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS23431\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             No match found for -Vjw1.0,2401:2000:6660::13 23431.
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #