Report for 54555

Name

HOSTDUPLEX - Host Duplex, LLC, 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 AS6447) 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.

54555 HOSTDUPLEX, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6130          AIS-WEST, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29571 AS54555        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  HOSTDUPLEX, 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       %
23777 AS54555       HOSTDUPLEX, US                                     4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  104.219.172.0/23     6939 11320 6130 54555 + Announce - aggregate of 104.219.172.0/24 (6939 11320 6130 54555) and 104.219.173.0/24 (6939 11320 6130 54555)
  104.219.172.0/24     6939 11320 6130 54555 - Withdrawn - aggregated with 104.219.173.0/24 (6939 11320 6130 54555)
  104.219.173.0/24     6939 11320 6130 54555 - Withdrawn - aggregated with 104.219.172.0/24 (6939 11320 6130 54555)
  104.219.174.0/24     6939 11320 6130 54555   
  162.254.116.0/22     6939 11320 6130 54555   

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

AS54555   3 More Specifics   4 Total Advertisements   HOSTDUPLEX, US
    104.219.172.0/24              104.219.172.0/22
    104.219.173.0/24              104.219.172.0/22
    104.219.174.0/24              104.219.172.0/22

Whois Entry

whois: 402590

IANA has recorded AS54555 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54555\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:       54555
             ASName:         HOSTDUPLEX
             ASHandle:       AS54555
             RegDate:        2012-03-16
             Updated:        2012-03-16
             Comment:        Please submit all abuse complaints to our abuse contact, abuse@hostduplex.com. Thank you for your compliance.
             Ref:            https://rdap.arin.net/registry/autnum/54555
             
             
             OrgName:        Host Duplex, LLC
             OrgId:          HOSTD
             Address:        500 N Michigan Ave
             Address:        Suite 600
             City:           Chicago
             StateProv:      IL
             PostalCode:     60611
             Country:        US
             RegDate:        2010-03-18
             Updated:        2014-05-02
             Comment:        http://www.hostduplex.com
             Ref:            https://rdap.arin.net/registry/entity/HOSTD
             
             
             OrgAbuseHandle: HDAD-ARIN
             OrgAbuseName:   Host Duplex Abuse Department
             OrgAbusePhone:  +1-312-957-6000 
             OrgAbuseEmail:  abuse@hostduplex.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HDAD-ARIN
             
             OrgNOCHandle: HDNOC-ARIN
             OrgNOCName:   Host Duplex Network Operations Center
             OrgNOCPhone:  +1-312-957-6000 
             OrgNOCEmail:  noc@hostduplex.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/HDNOC-ARIN
             
             OrgTechHandle: HDNOC-ARIN
             OrgTechName:   Host Duplex Network Operations Center
             OrgTechPhone:  +1-312-957-6000 
             OrgTechEmail:  noc@hostduplex.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HDNOC-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.
             #