Report for 20340

Name

CALLTOWER - CallTower, Inc., 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.

20340 CALLTOWER - CallTower, Inc., US

  Adjacency:     7  Upstream:     6  Downstream:     1
  Upstream Adjacent AS list
    AS19855         MASERGY - Masergy Communications, Inc., US
    AS16260         GTT-AUS - GTT - EMEA Ltd., GB
    AS3257          GTT-BACKBONE - GTT Communications Inc., US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS8220          COLT - COLT Technology Services Group Limited, GB
    AS6939          HURRICANE - Hurricane Electric LLC, US
  Downstream Adjacent AS list
    AS46168         CALLTOWER - CallTower, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4792  AS20340        ORG+TRN Originate:      39936 /16.71  Transit:        256 /24.00 CALLTOWER - CallTower, Inc., 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       %
21107 AS20340       CALLTOWER - CallTower, Inc., US                   19      2      1     18      1   5.26%


  Prefix               AS Path                              Aggregation Suggestion
  64.34.45.0/24        4608 6939 20340        
  65.39.213.0/24       4608 6939 20340        
  67.213.176.0/20      4608 6939 20340        
  67.213.177.0/24      4777 2516 3356 20340   
  67.213.179.0/24      4777 2516 3257 16260 20340   
  67.213.184.0/24      4777 2516 3257 20340   
  67.213.185.0/24      4777 2497 3257 20340   
  67.213.186.0/23      4777 2516 8220 20340 + Announce - aggregate of 67.213.186.0/24 (4777 2516 8220 20340) and 67.213.187.0/24 (4777 2516 8220 20340)
  67.213.186.0/24      4777 2516 8220 20340 - Withdrawn - aggregated with 67.213.187.0/24 (4777 2516 8220 20340)
  67.213.187.0/24      4777 2516 8220 20340 - Withdrawn - aggregated with 67.213.186.0/24 (4777 2516 8220 20340)
  69.4.176.0/20        4608 6939 20340        
  69.54.64.0/19        4608 6939 20340        
  165.254.122.0/24     4608 6939 20340        
  205.196.168.0/21     4608 6939 20340        
  206.80.64.0/19       4608 6939 20340        
  208.52.155.0/24      4608 6939 20340        
  208.52.156.0/24      4608 6939 20340        
  208.70.112.0/21      4777 6939 20340        
  209.40.224.0/19      4608 6939 20340        
  209.40.252.0/24      4608 7575 3491 19855 20340   

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

AS20340   10 More Specifics   19 Total Advertisements   CALLTOWER - CallTower, Inc., US
    64.34.45.0/24                 64.34.32.0/20
    65.39.213.0/24                65.39.208.0/21
    67.213.177.0/24               67.213.176.0/20
    67.213.179.0/24               67.213.176.0/20
    67.213.184.0/24               67.213.176.0/20
    67.213.185.0/24               67.213.176.0/20
    67.213.186.0/24               67.213.176.0/20
    67.213.187.0/24               67.213.176.0/20
    165.254.122.0/24              165.254.0.0/16
    209.40.252.0/24               209.40.224.0/19

Whois Entry

whois: 402591

IANA has recorded AS20340 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20340\n