Report for 39921

Name

DE-RACKSPACE Frankfurt, Germany, GB

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.

39921 DE-RACKSPACE Frankfurt, Germany, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS12200         RACKSPACE - Rackspace Hosting, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6704  AS39921        ORIGIN  Originate:      20736 /17.66  Transit:          0 /0.00  DE-RACKSPACE Frankfurt, Germany, GB

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       %
22284 AS39921       DE-RACKSPACE Frankfurt, Germany, GB                7      2      1      6      1  14.29%


  Prefix               AS Path                              Aggregation Suggestion
  72.21.36.0/22        4777 2497 1299 12200 39921   
  147.75.24.0/22       4777 2497 174 12200 39921   
  159.135.128.0/18     4777 2497 174 12200 39921 + Announce - aggregate of 159.135.128.0/19 (4777 2497 174 12200 39921) and 159.135.160.0/19 (4777 2497 174 12200 39921)
  159.135.128.0/19     4777 2497 174 12200 39921 - Withdrawn - aggregated with 159.135.160.0/19 (4777 2497 174 12200 39921)
  159.135.160.0/19     4777 2497 174 12200 39921 - Withdrawn - aggregated with 159.135.128.0/19 (4777 2497 174 12200 39921)
  185.16.216.0/22      4777 2497 174 12200 39921   
  185.205.104.0/22     4777 2497 174 12200 39921   
  192.68.42.0/24       4777 2497 174 12200 39921   

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

AS39921   3 More Specifics   7 Total Advertisements   DE-RACKSPACE Frankfurt, Germany, GB
    72.21.36.0/22                 72.21.32.0/19
    147.75.24.0/22                147.75.0.0/19
    192.68.42.0/24                192.68.40.0/21

Whois Entry

whois: 402332

IANA has recorded AS39921 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS39921\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-AU5)