Report for 31954

Name

CARDINALHEALTH-AS03 - Cardinal 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 AS4637) 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.

31954 HDG-ASN - Harvard Drug Group

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3549    GBLX Global Crossing Ltd.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22950 AS31954  ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  HDG-ASN - Harvard Drug Group

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       %
19293 AS31954 HDG-ASN - Harvard Drug Group                  1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.186.43.0/24       4637 3549 31954 31954   

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

AS31954   1 More Specifics   1 Total Advertisements   HDG-ASN - Harvard Drug Group
    64.186.43.0/24                64.186.32.0/19

Whois Entry

whois: 402603

IANA has recorded AS31954 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS31954\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:       31954
             ASName:         CARDINALHEALTH-AS03
             ASHandle:       AS31954
             RegDate:        2004-01-30
             Updated:        2025-09-03
             Ref:            https://rdap.arin.net/registry/autnum/31954
             
             
             OrgName:        Cardinal Health, Inc.
             OrgId:          CARDIN-25
             Address:        7000 Cardinal Place
             City:           Dublin
             StateProv:      OH
             PostalCode:     43017
             Country:        US
             RegDate:        2001-12-05
             Updated:        2016-05-06
             Ref:            https://rdap.arin.net/registry/entity/CARDIN-25
             
             
             OrgNOCHandle: CHIA1-ARIN
             OrgNOCName:   Cardinal Health IP Admin
             OrgNOCPhone:  +1-614-757-8024 
             OrgNOCEmail:  gmb-ip-admin@cardinalhealth.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/CHIA1-ARIN
             
             OrgAbuseHandle: CHIA1-ARIN
             OrgAbuseName:   Cardinal Health IP Admin
             OrgAbusePhone:  +1-614-757-8024 
             OrgAbuseEmail:  gmb-ip-admin@cardinalhealth.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHIA1-ARIN
             
             OrgTechHandle: CHIA1-ARIN
             OrgTechName:   Cardinal Health IP Admin
             OrgTechPhone:  +1-614-757-8024 
             OrgTechEmail:  gmb-ip-admin@cardinalhealth.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CHIA1-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.
             #