Report for 393946

Name

INTERSIL-SEMI - Renesas Electronics America 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.

393946 INTERSIL-SEMI - Renesas Electronics America Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9452  AS393946       ORIGIN  Originate:      12032 /18.45  Transit:          0 /0.00  INTERSIL-SEMI - Renesas Electronics America 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       %
 9682 AS393946      INTERSIL-SEMI - Renesas Electronics America I     17      9      4     12      5  29.41%


  Prefix               AS Path                              Aggregation Suggestion
  157.165.5.0/24       4777 2497 3356 393946   
  192.48.118.0/24      4777 2516 3356 393946   
  192.48.119.0/24      4777 2497 3356 393946   
  192.48.120.0/23      4777 2497 3356 393946 + Announce - aggregate of 192.48.120.0/24 (4777 2497 3356 393946) and 192.48.121.0/24 (4777 2497 3356 393946)
  192.48.120.0/24      4777 2497 3356 393946 - Withdrawn - aggregated with 192.48.121.0/24 (4777 2497 3356 393946)
  192.48.121.0/24      4777 2497 3356 393946 - Withdrawn - aggregated with 192.48.120.0/24 (4777 2497 3356 393946)
  192.48.122.0/24      4777 2497 3356 393946   
  192.91.135.0/24      4777 2497 3356 393946   
  192.157.179.0/24     4777 2497 3356 393946   
  192.157.182.0/23     4777 2497 3356 393946 + Announce - aggregate of 192.157.182.0/24 (4777 2497 3356 393946) and 192.157.183.0/24 (4777 2497 3356 393946)
  192.157.182.0/24     4777 2497 3356 393946 - Withdrawn - aggregated with 192.157.183.0/24 (4777 2497 3356 393946)
  192.157.183.0/24     4777 2497 3356 393946 - Withdrawn - aggregated with 192.157.182.0/24 (4777 2497 3356 393946)
  193.141.192.0/19     4777 2516 3356 393946 + Announce - aggregate of 193.141.192.0/20 (4777 2516 3356 393946) and 193.141.208.0/20 (4777 2516 3356 393946)
  193.141.192.0/21     4777 2516 3356 393946 - Withdrawn - aggregated with 193.141.200.0/21 (4777 2516 3356 393946)
  193.141.200.0/21     4777 2516 3356 393946 - Withdrawn - aggregated with 193.141.192.0/21 (4777 2516 3356 393946)
  193.141.208.0/20     4777 2516 3356 393946 - Withdrawn - aggregated with 193.141.192.0/20 (4777 2516 3356 393946)
  193.141.219.0/24     4777 2497 3356 393946   
  193.141.220.0/23     4777 2497 3356 393946 + Announce - aggregate of 193.141.220.0/24 (4777 2497 3356 393946) and 193.141.221.0/24 (4777 2497 3356 393946)
  193.141.220.0/24     4777 2497 3356 393946 - Withdrawn - aggregated with 193.141.221.0/24 (4777 2497 3356 393946)
  193.141.221.0/24     4777 2497 3356 393946 - Withdrawn - aggregated with 193.141.220.0/24 (4777 2497 3356 393946)
  194.15.148.0/23      4777 2516 3356 393946   

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

AS393946   13 More Specifics   17 Total Advertisements   INTERSIL-SEMI - Renesas Electronics America Inc., US
    157.165.5.0/24                157.165.0.0/16
    192.48.118.0/24               192.48.118.0/23
    192.48.119.0/24               192.48.118.0/23
    192.91.135.0/24               192.91.132.0/22
    192.157.179.0/24              192.157.178.0/23
    192.157.182.0/24              192.157.180.0/22
    192.157.183.0/24              192.157.180.0/22
    193.141.192.0/21              193.141.192.0/19
    193.141.200.0/21              193.141.192.0/19
    193.141.208.0/20              193.141.192.0/19
    193.141.219.0/24              193.141.192.0/19
    193.141.220.0/24              193.141.192.0/19
    193.141.221.0/24              193.141.192.0/19

Whois Entry

whois: 402332

IANA has recorded AS393946 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS393946\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:       393946
             ASName:         INTERSIL-SEMI
             ASHandle:       AS393946
             RegDate:        2015-05-04
             Updated:        2022-08-19
             Ref:            https://rdap.arin.net/registry/autnum/393946
             
             
             OrgName:        Renesas Electronics America Inc.
             OrgId:          REA-21
             Address:        6024 Silver Creek Valley RD
             City:           San Jose
             StateProv:      CA
             PostalCode:     95138
             Country:        US
             RegDate:        2022-03-22
             Updated:        2022-05-26
             Ref:            https://rdap.arin.net/registry/entity/REA-21
             
             
             OrgAbuseHandle: ZI20-ARIN
             OrgAbuseName:   Intersil Network Operations
             OrgAbusePhone:  +1-321-724-7000 
             OrgAbuseEmail:  dns-info@gr.renesas.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZI20-ARIN
             
             OrgTechHandle: ZI20-ARIN
             OrgTechName:   Intersil Network Operations
             OrgTechPhone:  +1-321-724-7000 
             OrgTechEmail:  dns-info@gr.renesas.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZI20-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.
             #