Report for 27231

Name

CARILION-HEALTH-SYSTEM - CARILION HEALTH SYSTEM, 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.

27231 CARILION-HEALTH-SYSTEM, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS22773         ASN-CXA-ALL-CCI-22773-RDC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
60590 AS27231        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CARILION-HEALTH-SYSTEM, 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       %
38059 AS27231       CARILION-HEALTH-SYSTEM, US                         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.168.121.0/24      3257 22773 27231       

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

AS27231   1 More Specifics   1 Total Advertisements   CARILION-HEALTH-SYSTEM, US
    12.168.121.0/24               12.0.0.0/8

Whois Entry

whois: 402590

IANA has recorded AS27231 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27231\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:       27231
             ASName:         CARILION-HEALTH-SYSTEM
             ASHandle:       AS27231
             RegDate:        2003-01-29
             Updated:        2021-01-20
             Ref:            https://rdap.arin.net/registry/autnum/27231
             
             
             OrgName:        CARILION HEALTH SYSTEM
             OrgId:          CHS-89
             Address:        451 Kimball Avenue
             City:           ROANOKE
             StateProv:      VA
             PostalCode:     24016
             Country:        US
             RegDate:        2002-11-19
             Updated:        2021-01-20
             Ref:            https://rdap.arin.net/registry/entity/CHS-89
             
             
             OrgAbuseHandle: EADES-ARIN
             OrgAbuseName:   Eades, Ed 
             OrgAbusePhone:  +1-540-224-4019 
             OrgAbuseEmail:  deeades@carilionclinic.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/EADES-ARIN
             
             OrgNOCHandle: EADES-ARIN
             OrgNOCName:   Eades, Ed 
             OrgNOCPhone:  +1-540-224-4019 
             OrgNOCEmail:  deeades@carilionclinic.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/EADES-ARIN
             
             OrgTechHandle: EADES-ARIN
             OrgTechName:   Eades, Ed 
             OrgTechPhone:  +1-540-224-4019 
             OrgTechEmail:  deeades@carilionclinic.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/EADES-ARIN
             
             RTechHandle: EADES-ARIN
             RTechName:   Eades, Ed 
             RTechPhone:  +1-540-224-4019 
             RTechEmail:  deeades@carilionclinic.org
             RTechRef:    https://rdap.arin.net/registry/entity/EADES-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.
             #