Report for 7238

Name

MACROVISION-CORPORATION - Rovi Corporation, 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.

7238 MACROVISION-CORPORATION - Rovi Corporation, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14818 AS7238         ORIGIN  Originate:       5120 /19.68  Transit:          0 /0.00  MACROVISION-CORPORATION - Rovi Corporation, 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       %
20646 AS7238        MACROVISION-CORPORATION - Rovi Corporation, U     13      2      1     12      1   7.69%


  Prefix               AS Path                              Aggregation Suggestion
  144.198.18.0/23      4777 2497 7018 7238  + Announce - aggregate of 144.198.18.0/24 (4777 2497 7018 7238) and 144.198.19.0/24 (4777 2497 7018 7238)
  144.198.18.0/24      4777 2497 7018 7238  - Withdrawn - aggregated with 144.198.19.0/24 (4777 2497 7018 7238)
  144.198.19.0/24      4777 2497 7018 7238  - Withdrawn - aggregated with 144.198.18.0/24 (4777 2497 7018 7238)
  144.198.82.0/24      4777 2516 3356 7238    
  144.198.85.0/24      4777 2516 3356 7238    
  144.198.100.0/24     4777 2516 3356 7238    
  144.198.156.0/24     4777 2516 3356 7238    
  144.198.157.0/24     4777 2497 7018 7238    
  144.198.191.0/24     4777 2516 3356 7238    
  144.198.200.0/24     4777 2516 3356 7238    
  144.198.203.0/24     4777 2516 3356 7238    
  144.198.207.0/24     4777 2516 3356 7238    
  144.198.224.0/21     4777 2516 3356 7238    
  144.198.232.0/24     4777 2516 3356 7238    

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

AS7238   13 More Specifics   13 Total Advertisements   MACROVISION-CORPORATION - Rovi Corporation, US
    144.198.18.0/24               144.198.0.0/16
    144.198.19.0/24               144.198.0.0/16
    144.198.82.0/24               144.198.0.0/16
    144.198.85.0/24               144.198.0.0/16
    144.198.100.0/24              144.198.0.0/16
    144.198.156.0/24              144.198.0.0/16
    144.198.157.0/24              144.198.0.0/16
    144.198.191.0/24              144.198.0.0/16
    144.198.200.0/24              144.198.0.0/16
    144.198.203.0/24              144.198.0.0/16
    144.198.207.0/24              144.198.0.0/16
    144.198.224.0/21              144.198.0.0/16
    144.198.232.0/24              144.198.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS7238 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS7238\n