Whois Lookup

Query registration info, expiration date, registrar and more for domain, IP or ASN

Example： google.com · baidu.com · github.com · 8.8.8.8 · 211.234.110.0/24 · AS13335
Registration Info
72.23.0.0/19
IP Range
72.23.0.0 - 72.23.0.255
CIDR
72.23.0.0/24
Network Name
ACS-BUTLERPA
Organization
Armstrong (ARMC)
Country/Region
US
Abuse Contact
[email protected]
Registration Date
2014-05-07
Update Date
2014-05-07
Registrant
Armstrong (ARMC)
Domain Status
Reassigned
Raw Whois Data
#
# 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.
#



# start

NetRange:       72.23.0.0 - 72.23.255.255
CIDR:           72.23.0.0/16
NetName:        AUI-INTERNET
NetHandle:      NET-72-23-0-0-1
Parent:         NET72 (NET-72-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Armstrong (ARMC)
RegDate:        2004-12-06
Updated:        2022-12-07
Ref:            https://rdap.arin.net/registry/ip/72.23.0.0


OrgName:        Armstrong
OrgId:          ARMC
Address:        ONE Armstrong Place
City:           Butler
StateProv:      PA
PostalCode:     16001
Country:        US
RegDate:        1997-08-28
Updated:        2026-01-28
Ref:            https://rdap.arin.net/registry/entity/ARMC


OrgNOCHandle: NOC11973-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-724-282-5624 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11973-ARIN

OrgAbuseHandle: NOC11974-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-877-277-5709 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC11974-ARIN

OrgTechHandle: NOC11973-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-724-282-5624 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC11973-ARIN

OrgTechHandle: ENGIN314-ARIN
OrgTechName:   Engineering
OrgTechPhone:  +1-877-277-5709 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ENGIN314-ARIN

# end


# start

NetRange:       72.23.0.0 - 72.23.0.255
CIDR:           72.23.0.0/24
NetName:        ACS-BUTLERPA
NetHandle:      NET-72-23-0-0-2
Parent:         AUI-INTERNET (NET-72-23-0-0-1)
NetType:        Reassigned
OriginAS:       
Organization:   Armstrong (ARMC)
RegDate:        2014-05-07
Updated:        2014-05-07
Comment:        NONE
Ref:            https://rdap.arin.net/registry/ip/72.23.0.0



OrgName:        Armstrong
OrgId:          ARMC
Address:        ONE Armstrong Place
City:           Butler
StateProv:      PA
PostalCode:     16001
Country:        US
RegDate:        1997-08-28
Updated:        2026-01-28
Ref:            https://rdap.arin.net/registry/entity/ARMC


OrgNOCHandle: NOC11973-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-724-282-5624 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11973-ARIN

OrgAbuseHandle: NOC11974-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-877-277-5709 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC11974-ARIN

OrgTechHandle: NOC11973-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-724-282-5624 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC11973-ARIN

OrgTechHandle: ENGIN314-ARIN
OrgTechName:   Engineering
OrgTechPhone:  +1-877-277-5709 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ENGIN314-ARIN

# end



#
# 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.
#