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
66.196.64.0/21
IP Range
66.196.64.0 - 66.196.127.255
CIDR
66.196.64.0/18
Network Name
INKTOMI-BLK-3
Organization
Yahoo Holdings Inc. (OH-207)
Country/Region
US
Abuse Contact
[email protected]
Registration Date
2001-10-30
Update Date
2019-03-22
Registrant
Yahoo Holdings Inc. (OH-207)
Domain Status
Direct Allocation
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.
#


NetRange:       66.196.64.0 - 66.196.127.255
CIDR:           66.196.64.0/18
NetName:        INKTOMI-BLK-3
NetHandle:      NET-66-196-64-0-1
Parent:         NET66 (NET-66-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Yahoo Holdings Inc. (OH-207)
RegDate:        2001-10-30
Updated:        2019-03-22
Ref:            https://rdap.arin.net/registry/ip/66.196.64.0


OrgName:        Yahoo Holdings Inc.
OrgId:          OH-207
Address:        770 BROADWAY FL 9
City:           New York
StateProv:      NY
PostalCode:     10003-9558
Country:        US
RegDate:        2018-12-21
Updated:        2025-09-03
Ref:            https://rdap.arin.net/registry/entity/OH-207


OrgAbuseHandle: OATHA-ARIN
OrgAbuseName:   Oath Abuse
OrgAbusePhone:  +1-408-349-3300 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OATHA-ARIN

OrgTechHandle: OTC2-ARIN
OrgTechName:   Oath Tech Contact
OrgTechPhone:  +1-408-349-5555 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/OTC2-ARIN

OrgNOCHandle: OATHN-ARIN
OrgNOCName:   Oath NOC
OrgNOCPhone:  +1-408-349-5555 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/OATHN-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.
#