Report for 393871

Name

HAVAS-USA-E-DC - Havas Health, 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.

393871 HAVAS-USA-E-DC - Havas Health, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS12025         IMDC-AS12025 - Iron Mountain Data Center, US
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
75530 AS393871       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  HAVAS-USA-E-DC - Havas Health, 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       %
73762 AS393871      HAVAS-USA-E-DC - Havas Health, Inc., US            1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  38.87.43.0/24        4777 2516 174 393871   

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

AS393871   1 More Specifics   1 Total Advertisements   HAVAS-USA-E-DC - Havas Health, Inc., US
    38.87.43.0/24                 38.0.0.0/8

Whois Entry

whois: 402332

IANA has recorded AS393871 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS393871\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:       393871
             ASName:         HAVAS-USA-E-DC
             ASHandle:       AS393871
             RegDate:        2015-04-03
             Updated:        2015-04-03
             Ref:            https://rdap.arin.net/registry/autnum/393871
             
             
             OrgName:        Havas Health, Inc.
             OrgId:          HAVH
             Address:        200 Madison Ave
             City:           New York
             StateProv:      NY
             PostalCode:     10016
             Country:        US
             RegDate:        2015-03-25
             Updated:        2023-02-14
             Ref:            https://rdap.arin.net/registry/entity/HAVH
             
             
             OrgTechHandle: ITADM263-ARIN
             OrgTechName:   IT Admin
             OrgTechPhone:  +1-347-703-0456 
             OrgTechEmail:  GLB-HHY-IT-SOLUTIONS@HAVAS.COM
             OrgTechRef:    https://rdap.arin.net/registry/entity/ITADM263-ARIN
             
             OrgAbuseHandle: ITADM263-ARIN
             OrgAbuseName:   IT Admin
             OrgAbusePhone:  +1-347-703-0456 
             OrgAbuseEmail:  GLB-HHY-IT-SOLUTIONS@HAVAS.COM
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITADM263-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.
             #