AS Number
AS14617
AS Name
CHS-CDC
Org Name
Concentra Health Services, Inc.
Country / Region
United States
Registry

arin

RegDate

2026-02-24

Updated

2026-03-09

AS14617 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

0

IPv4 NUMs

256

IPv6 NUMs(/64)

0

CIDR Description IP Num
67.158.51.0/24
IRR InValid
Concentra Health Services, Inc. 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1000 LINK-AMERICAN - LINK AMERICAN, US United States 0 0 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,864,512 81,626,398,720 IPv4 IPv4
AS11427 TWC-11427-TEXAS - Charter Communications Inc, US United States 5,823,744 231,962,836,992 IPv4 IPv4

Whois Record

ASNumber 14617

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

OrgID CHS-408

OrgID
CHS-408
OrgName
Concentra Health Services, Inc.
CanAllocate
Street
5080 Spectrum Drive, Ste 1200 West
City
Addison
State/Prov
TX
Country
US
PostalCode
75001
RegDate
2026-02-24
Updated
2026-03-09
OrgAdminHandle
PASIL1-ARIN
OrgTechHandle
HENDE443-ARIN
OrgAbuseHandle
ABUSE9546-ARIN
Source
ARIN

OrgAdminHandleHandle PASIL1-ARIN

OrgAdminHandleHandle
PASIL1-ARIN
OrgAdminHandleName
Pasillas, Jose
OrgAdminHandlePhone
+1-972-979-2128
OrgAdminHandleEmail
jpasillas@concentra.com
OrgAdminHandleRef
https://rdap.arin.net/registry/entity/PASIL1-ARIN

OrgTechHandleHandle HENDE443-ARIN

OrgTechHandleHandle
HENDE443-ARIN
OrgTechHandleName
Henderson, Gregory
OrgTechHandlePhone
+1-866-944-6046
OrgTechHandleEmail
gdhenderson@concentra.com
OrgTechHandleRef
https://rdap.arin.net/registry/entity/HENDE443-ARIN

OrgAbuseHandleHandle ABUSE9546-ARIN

OrgAbuseHandleHandle
ABUSE9546-ARIN
OrgAbuseHandleName
Abuse Reporting,
OrgAbuseHandlePhone
+1-866-944-6046
OrgAbuseHandleEmail
abuse@concentra.com
OrgAbuseHandleRef
https://rdap.arin.net/registry/entity/ABUSE9546-ARIN

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

OrgID:          CHS-408
OrgName:        Concentra Health Services, Inc.
CanAllocate:    
Street:         5080 Spectrum Drive, Ste 1200 West
City:           Addison
State/Prov:     TX
Country:        US
PostalCode:     75001
RegDate:        2026-02-24
Updated:        2026-03-09
OrgAdminHandle  PASIL1-ARIN
OrgTechHandle   HENDE443-ARIN
OrgAbuseHandle  ABUSE9546-ARIN
Source:         ARIN

OrgAdminHandleHandle:  PASIL1-ARIN
OrgAdminHandleName:    Pasillas, Jose
OrgAdminHandlePhone:   +1-972-979-2128
OrgAdminHandleEmail:   jpasillas@concentra.com
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/PASIL1-ARIN

OrgTechHandleHandle:  HENDE443-ARIN
OrgTechHandleName:    Henderson, Gregory
OrgTechHandlePhone:   +1-866-944-6046
OrgTechHandleEmail:   gdhenderson@concentra.com
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/HENDE443-ARIN

OrgAbuseHandleHandle:  ABUSE9546-ARIN
OrgAbuseHandleName:    Abuse Reporting, 
OrgAbuseHandlePhone:   +1-866-944-6046
OrgAbuseHandleEmail:   abuse@concentra.com
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABUSE9546-ARIN