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
14979 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       %
20755 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  144.198.18.0/24      4777 2497 7018 7238  - Withdrawn - aggregated with 144.198.19.0/24 (4777 2497 7018 7238)
  144.198.19.0/24      4777 2497 7018 7238  - Withdrawn - aggregated with 144.198.18.0/24 (4777 2497 7018 7238)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 2497 3356 7238    
  144.198.85.0/24      4777 2497 3356 7238    
  144.198.100.0/24     4777 2497 3356 7238    
  144.198.156.0/24     4777 2497 3356 7238    
  144.198.157.0/24     4777 2497 7018 7238    
  144.198.191.0/24     4777 2497 3356 7238    
  144.198.200.0/24     4777 2497 3356 7238    
  144.198.203.0/24     4777 2497 3356 7238    
  144.198.207.0/24     4777 2516 3356 7238    
  144.198.224.0/21     4777 2497 3356 7238    
  144.198.232.0/24     4777 2497 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: 402332

IANA has recorded AS7238 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS7238\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       7238
             ASName:         MACROVISION-CORPORATION
             ASHandle:       AS7238
             RegDate:        1996-10-17
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/7238
             
             
             OrgName:        Rovi Corporation
             OrgId:          MACROV-1
             Address:        2190 Gold St.
             City:           Alviso
             StateProv:      CA
             PostalCode:     95002
             Country:        US
             RegDate:        
             Updated:        2025-07-01
             Ref:            https://rdap.arin.net/registry/entity/MACROV-1
             
             
             OrgTechHandle: KRAFT47-ARIN
             OrgTechName:   Kraft, Dave 
             OrgTechPhone:  +1-918-403-9129 
             OrgTechEmail:  dave.kraft@xperi.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/KRAFT47-ARIN
             
             OrgAbuseHandle: MNO35-ARIN
             OrgAbuseName:   Macrovision Network Operations
             OrgAbusePhone:  +1-918-488-4202 
             OrgAbuseEmail:  dave.kraft@xperi.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MNO35-ARIN
             
             OrgTechHandle: MNO35-ARIN
             OrgTechName:   Macrovision Network Operations
             OrgTechPhone:  +1-918-488-4202 
             OrgTechEmail:  dave.kraft@xperi.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/MNO35-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #