Report for 54231

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.

54231 -Reserved AS-, ZZ

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS54004         LIGHTPATH - Cablevision Lightpath LLC, US
    AS46887         CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16357 AS54231        ORIGIN  Originate:       4352 /19.91  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       %
48177 AS54231       -Reserved AS-, ZZ                                  2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  157.225.192.0/20     4777 2497 3356 6128 54004 54231 54231   
  205.210.234.0/24     4777 2516 1299 46887 54231 54231 54231 54231   

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

AS54231   1 More Specifics   2 Total Advertisements   -Reserved AS-, ZZ
    157.225.192.0/20              157.225.0.0/16

Bogus Prefixes Announced by this AS

Prefix	Origin AS	AS Description	Unallocated block
205.210.234.0/24	AS54231	-Reserved AS-, ZZ	205.210.234.0 - 205.210.234.255

Whois Entry

whois: 402332

IANA has recorded AS54231 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54231\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 54231.
             
             
             #
             # 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.
             #