Report for 21643

Name

MWU-ASN - Midwestern University, 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 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.

21643 MWU-ASN - Midwestern University, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59647 AS21643        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  MWU-ASN - Midwestern University, 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       %
35432 AS21643       MWU-ASN - Midwestern University, US                1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.152.157.0/24     4777 2516 3356 21643   

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

AS21643   1 More Specifics   1 Total Advertisements   MWU-ASN - Midwestern University, US
    204.152.157.0/24              204.152.156.0/22

Whois Entry

whois: 402332

IANA has recorded AS21643 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS21643\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             %ERROR:101: no entries found
             %
             % No entries found in source APNIC,JPNIC,KRNIC,TWNIC,IDNIC,IRINN-GRS.
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)