Report for 47372

Name

BIG3AS, DE

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.

47372 BIG3AS, DE

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3320          DTAG Internet service provider operations, DE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18635 AS47372        ORIGIN  Originate:       3584 /20.19  Transit:          0 /0.00  BIG3AS, DE

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       %
22775 AS47372       BIG3AS, DE                                         3      1      0      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  93.191.160.0/21      4777 2516 3320 47372   
  185.192.168.0/22     4777 2516 3320 47372   
  185.192.168.0/23     4777 2516 3320 47372 - Withdrawn - matching aggregate 185.192.168.0/22 4777 2516 3320 47372

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

AS47372   1 More Specifics   3 Total Advertisements   BIG3AS, DE
    185.192.168.0/23              185.192.168.0/22

Whois Entry

whois: 402332

IANA has recorded AS47372 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS47372\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)