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
166.19.0.0/16
IP Range
166.19.0.0 - 166.19.255.255
CIDR
166.19.0.0/16
Network Name
COREW-1
Organization
CoreWeave, Inc (COREW-1)
Country/Region
US
Abuse Contact
[email protected]
Registration Date
2024-01-25
Update Date
2026-09-02
Registrant
CoreWeave, Inc (COREW-1)
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:       166.19.0.0 - 166.19.255.255
CIDR:           166.19.0.0/16
NetName:        COREW-1
NetHandle:      NET-166-19-0-0-1
Parent:         NET166 (NET-166-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   CoreWeave, Inc (COREW-1)
RegDate:        2024-01-25
Updated:        2026-09-02
Comment:        Geofeed http://coreweave.com/files/geofeed.csv
Ref:            https://rdap.arin.net/registry/ip/166.19.0.0


OrgName:        CoreWeave, Inc
OrgId:          COREW-1
Address:        101 Eisenhower Parkway
Address:        Suite 106
City:           Roseland
StateProv:      NJ
PostalCode:     07068
Country:        US
RegDate:        2020-05-14
Updated:        2024-11-25
Comment:        http://coreweave.com
Ref:            https://rdap.arin.net/registry/entity/COREW-1


OrgAbuseHandle: COREW1-ARIN
OrgAbuseName:   CoreWeave Abuse
OrgAbusePhone:  +1-201-256-1436 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/COREW1-ARIN

OrgDNSHandle: COREW-ARIN
OrgDNSName:   CoreWeave NOC
OrgDNSPhone:  +1-201-256-1436 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/COREW-ARIN

OrgTechHandle: COREW-ARIN
OrgTechName:   CoreWeave NOC
OrgTechPhone:  +1-201-256-1436 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/COREW-ARIN

OrgNOCHandle: COREW-ARIN
OrgNOCName:   CoreWeave NOC
OrgNOCPhone:  +1-201-256-1436 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/COREW-ARIN

OrgRoutingHandle: COREW-ARIN
OrgRoutingName:   CoreWeave NOC
OrgRoutingPhone:  +1-201-256-1436 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/COREW-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.
#