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AS14617 Concentra Health Services, Inc.

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Concentra Health Services, Inc. concentra.com

US 1 Routes

AS Data

AS14617

AS14617 – Concentra Health Services, Inc.

AS Number	14617
AS Name	CHS-CDC
Organization	Concentra Health Services, Inc. (chs-408)
Country	US
Website	concentra.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-08-17

ASN Intelligence API for production workflows

Use ASN data for AS14617 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
67.158.51.0/24	AS14617	Concentra Health Services, Inc.	Concentra Health Services, Inc.	256

Raw Whois Response

#
# 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:       14617
ASName:         CHS-CDC
ASHandle:       AS14617
RegDate:        2017-08-17
Updated:        2026-05-29
Ref:            https://rdap.arin.net/registry/autnum/14617


OrgName:        Concentra Health Services, Inc.
OrgId:          CHS-408
Address:        5080 Spectrum Drive, Ste 1200 West
City:           Addison
StateProv:      TX
PostalCode:     75001
Country:        US
RegDate:        2026-02-24
Updated:        2026-03-09
Ref:            https://rdap.arin.net/registry/entity/CHS-408


OrgAbuseHandle: ABUSE9546-ARIN
OrgAbuseName:   Abuse Reporting
OrgAbusePhone:  +1-866-944-6046 
OrgAbuseEmail:  abuse@concentra.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE9546-ARIN

OrgTechHandle: HENDE443-ARIN
OrgTechName:   Henderson, Gregory 
OrgTechPhone:  +1-866-944-6046 
OrgTechEmail:  gdhenderson@concentra.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HENDE443-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.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "14617",
    "as_handle" : "AS14617",
    "as_name" : "CHS-CDC",
    "tech_contacts" : [ "HENDE443-ARIN" ],
    "abuse_contacts" : [ "ABUSE9546-ARIN" ],
    "date_created" : "2017-08-17",
    "date_updated" : "2026-05-29",
    "source" : "https://rdap.arin.net/registry/autnum/14617"
  } ],
  "organization" : {
    "handle" : "CHS-408",
    "name" : "Concentra Health Services, Inc.",
    "address" : [ "5080 Spectrum Drive, Ste 1200 West", "Addison", "TX", "75001", "US" ],
    "street" : "Spectrum Drive",
    "city" : "West Addison",
    "state" : "TX",
    "zip_code" : "75001",
    "country" : [ "US" ],
    "date_created" : "2026-02-24",
    "date_updated" : "2026-03-09",
    "source" : "https://rdap.arin.net/registry/entity/CHS-408",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "HENDE443-ARIN",
    "name" : "Henderson, Gregory",
    "email" : [ "gdhenderson@concentra.com" ],
    "phone" : [ "+1-866-944-6046" ],
    "source" : "https://rdap.arin.net/registry/entity/HENDE443-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE9546-ARIN",
    "name" : "Abuse Reporting",
    "email" : [ "abuse@concentra.com" ],
    "phone" : [ "+1-866-944-6046" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE9546-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1000	LINK AMERICAN	US
AS3356	Level 3 Parent, LLC	US
AS11427	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS11427	Charter Communications Inc	US

Contacts

Email Contacts

gdhenderson@concentra.com

Abuse Contacts

abuse@concentra.com

Frequently Asked Questions

What is ASN AS14617?

ASN AS14617 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS14617?

AS14617 is listed under Concentra Health Services, Inc..

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.