Report for 29711

Name

CENTURA-HEALTH - Centura Health Corporation, 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.

29711 CENTURA-HEALTH - Centura Health Corporation, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS33652         CMCS - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
49077 AS29711        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CENTURA-HEALTH - Centura Health Corporation, 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       %
38972 AS29711       CENTURA-HEALTH - Centura Health Corporation,       2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.97.162.0/24       4777 2516 7922 33652 29711   
  66.97.163.0/24       4777 2497 3356 29711   

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

AS29711   2 More Specifics   2 Total Advertisements   CENTURA-HEALTH - Centura Health Corporation, US
    66.97.162.0/24                66.97.162.0/23
    66.97.163.0/24                66.97.162.0/23

Whois Entry

whois: 402332

IANA has recorded AS29711 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS29711\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:       29711
             ASName:         CENTURA-HEALTH
             ASHandle:       AS29711
             RegDate:        2018-05-21
             Updated:        2018-05-21
             Ref:            https://rdap.arin.net/registry/autnum/29711
             
             
             OrgName:        Centura Health Corporation
             OrgId:          CENTU-10
             Address:        9100 E. Mineral Circle
             City:           Englewood
             StateProv:      CO
             PostalCode:     80112
             Country:        US
             RegDate:        2004-08-04
             Updated:        2025-09-19
             Ref:            https://rdap.arin.net/registry/entity/CENTU-10
             
             
             OrgTechHandle: TECH1427-ARIN
             OrgTechName:   TECH
             OrgTechPhone:  +1-303-643-4201 
             OrgTechEmail:  arintech@centura.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1427-ARIN
             
             OrgAbuseHandle: TECH1427-ARIN
             OrgAbuseName:   TECH
             OrgAbusePhone:  +1-303-643-4201 
             OrgAbuseEmail:  arintech@centura.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TECH1427-ARIN
             
             OrgAbuseHandle: CNA91-ARIN
             OrgAbuseName:   CommonSpirit Network Abuse
             OrgAbusePhone:  +1-888-307-0222 
             OrgAbuseEmail:  network-abuse@commonspirit.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CNA91-ARIN
             
             OrgNOCHandle: NOC33713-ARIN
             OrgNOCName:   NOC
             OrgNOCPhone:  +1-303-643-4210 
             OrgNOCEmail:  arintech@centura.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33713-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.
             #