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
66.220.144.0/20
IP Range
66.220.144.0 - 66.220.159.255
CIDR
66.220.144.0/20
Network Name
TFBNET3
Organization
Facebook, Inc. (THEFA-3)
Country/Region
US
Abuse Contact
[email protected]
Registration Date
2009-02-13
Update Date
2026-07-20
Registrant
Facebook, Inc. (THEFA-3)
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:       66.220.144.0 - 66.220.159.255
CIDR:           66.220.144.0/20
NetName:        TFBNET3
NetHandle:      NET-66-220-144-0-1
Parent:         NET66 (NET-66-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Facebook, Inc. (THEFA-3)
RegDate:        2009-02-13
Updated:        2026-07-20
Comment:        Geofeed https://www.meta.com/peering/geofeed
Comment:        Geofeed https://www.meta.com/peering/geofeed_corp
Ref:            https://rdap.arin.net/registry/ip/66.220.144.0


OrgName:        Facebook, Inc.
OrgId:          THEFA-3
Address:        1601 Willow Rd.
City:           Menlo Park
StateProv:      CA
PostalCode:     94025
Country:        US
RegDate:        2004-08-11
Updated:        2026-07-22
Ref:            https://rdap.arin.net/registry/entity/THEFA-3


OrgTechHandle: OPERA82-ARIN
OrgTechName:   Operations
OrgTechPhone:  +1-650-543-4800 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

OrgAbuseHandle: OPERA82-ARIN
OrgAbuseName:   Operations
OrgAbusePhone:  +1-650-543-4800 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RNOCHandle: OPERA82-ARIN
RNOCName:   Operations
RNOCPhone:  +1-650-543-4800 
RNOCEmail:  [email protected]
RNOCRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RAbuseHandle: OPERA82-ARIN
RAbuseName:   Operations
RAbusePhone:  +1-650-543-4800 
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RTechHandle: OPERA82-ARIN
RTechName:   Operations
RTechPhone:  +1-650-543-4800 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/OPERA82-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.
#