Report for 35996

Name

SV1-ENT-DC-VA1 - CentralColo, 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 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.

35996 SV1-ENT-DC-VA1 - CentralColo, LLC, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS1828          UNITAS - Unitas Global, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44877 AS35996        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  SV1-ENT-DC-VA1 - CentralColo, LLC, 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       %
22118 AS35996       SV1-ENT-DC-VA1 - CentralColo, LLC, US              3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  104.254.64.0/23      4777 1828 35996      + Announce - aggregate of 104.254.64.0/24 (4777 1828 35996) and 104.254.65.0/24 (4777 1828 35996)
  104.254.64.0/24      4777 1828 35996      - Withdrawn - aggregated with 104.254.65.0/24 (4777 1828 35996)
  104.254.65.0/24      4777 1828 35996      - Withdrawn - aggregated with 104.254.64.0/24 (4777 1828 35996)
  104.254.66.0/24      4777 1828 35996        

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

AS35996   2 More Specifics   3 Total Advertisements   SV1-ENT-DC-VA1 - CentralColo, LLC, US
    104.254.64.0/24               104.254.64.0/23
    104.254.65.0/24               104.254.64.0/23

Whois Entry

whois: 402591

IANA has recorded AS35996 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS35996\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:       35996
             ASName:         HCDL-SVA1-DATA-CENTER
             ASHandle:       AS35996
             RegDate:        2022-12-27
             Updated:        2026-03-17
             Ref:            https://rdap.arin.net/registry/autnum/35996
             
             
             OrgName:        H5 Data Centers
             OrgId:          HCDL
             Address:        5350 South Valentia Way
             City:           Greenwood Village
             StateProv:      CO
             PostalCode:     80111
             Country:        US
             RegDate:        2014-04-04
             Updated:        2023-12-06
             Comment:        www.h5datacenters.com
             Ref:            https://rdap.arin.net/registry/entity/HCDL
             
             
             OrgAbuseHandle: ABUSE7435-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-303-714-7901 
             OrgAbuseEmail:  abuse@h5datacenters.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7435-ARIN
             
             OrgTechHandle: LAYTO50-ARIN
             OrgTechName:   Collins, Layton A
             OrgTechPhone:  +1-513-607-2178 
             OrgTechEmail:  layton.collins@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LAYTO50-ARIN
             
             OrgTechHandle: STELL97-ARIN
             OrgTechName:   Steller, Anthony 
             OrgTechPhone:  +1-314-449-7145 
             OrgTechEmail:  anthony.steller@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/STELL97-ARIN
             
             OrgTechHandle: AYLUA-ARIN
             OrgTechName:   Ayluardo, Benjamin 
             OrgTechPhone:  +1-303-714-7808 
             OrgTechEmail:  benjamin.ayluardo@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/AYLUA-ARIN
             
             OrgTechHandle: AYERS94-ARIN
             OrgTechName:   Ayers, Matt 
             OrgTechPhone:  +1-314-449-7144 
             OrgTechEmail:  matthew.ayers@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/AYERS94-ARIN
             
             OrgTechHandle: LEGNO10-ARIN
             OrgTechName:   Legnon, Darron 
             OrgTechPhone:  +1-303-714-6535 
             OrgTechEmail:  darron.legnon@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LEGNO10-ARIN
             
             OrgTechHandle: DURBI29-ARIN
             OrgTechName:   Durbin, Mark 
             OrgTechPhone:  +1-636-575-4456 
             OrgTechEmail:  mark.durbin@h5datacenters.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DURBI29-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.
             #