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
AS21837
AS Name
OPERASOFTWARE
Organization
Opera Software Americas LLC
Country/Region
US
Registration Date
2013-10-04
Update Date
2013-10-04
Registrant
Opera Software Americas LLC
Raw Whois Data

--- ARIN Whois ---


#
# 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:       21837
ASName:         OPERASOFTWARE
ASHandle:       AS21837
RegDate:        2013-10-04
Updated:        2013-10-04
Ref:            https://rdap.arin.net/registry/autnum/21837


OrgName:        Opera Software Americas LLC
OrgId:          OSAL
Address:        1875 South Grant Street, suite #800
Address:        San Mateo
City:           San Mateo
StateProv:      CA
PostalCode:     94402
Country:        US
RegDate:        2013-05-03
Updated:        2013-05-03
Ref:            https://rdap.arin.net/registry/entity/OSAL


OrgTechHandle: NOC13144-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +4740401466 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC13144-ARIN

OrgNOCHandle: NOC13144-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +4740401466 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC13144-ARIN

OrgAbuseHandle: ABUSE3754-ARIN
OrgAbuseName:   Abuse Desk
OrgAbusePhone:  +4740401466 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3754-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.
#