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#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#

ASNumber:
14652
ASName: COSTARGROUPASN
ASHandle: AS14652
RegDate: 2000-01-20
Updated: 2024-08-01
Ref: https://rdap.arin.net/registry/autnum/14652

OrgName:
COSTAR GROUP Inc.
OrgId: COSTAR-2
Address: 1331 L St N.W.
City: Washington
StateProv: DC
PostalCode: 20005-4293
Country: US
RegDate: 2000-01-06
Updated: 2024-08-12
Ref: https://rdap.arin.net/registry/entity/COSTAR-2

OrgRoutingHandle:
CNT13-ARIN
OrgRoutingName: Costar Network Team
OrgRoutingPhone: +1-202-336-6960
OrgRoutingEmail: costarnetworkteam@costar.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgNOCHandle:
CNT13-ARIN
OrgNOCName: Costar Network Team
OrgNOCPhone: +1-202-336-6960
OrgNOCEmail: costarnetworkteam@costar.com
OrgNOCRef: https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgTechHandle:
CNT13-ARIN
OrgTechName: Costar Network Team
OrgTechPhone: +1-202-336-6960
OrgTechEmail: costarnetworkteam@costar.com
OrgTechRef: https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgAbuseHandle:
STONG5-ARIN
OrgAbuseName: Stong, Ian
OrgAbusePhone: +1-202-336-6960
OrgAbuseEmail: istong@costar.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/STONG5-ARIN

OrgDNSHandle:
CNT13-ARIN
OrgDNSName: Costar Network Team
OrgDNSPhone: +1-202-336-6960
OrgDNSEmail: costarnetworkteam@costar.com
OrgDNSRef: https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgTechHandle:
STONG5-ARIN
OrgTechName: Stong, Ian
OrgTechPhone: +1-202-336-6960
OrgTechEmail: istong@costar.com
OrgTechRef: https://rdap.arin.net/registry/entity/STONG5-ARIN

OrgAbuseHandle:
CNT13-ARIN
OrgAbuseName: Costar Network Team
OrgAbusePhone: +1-202-336-6960
OrgAbuseEmail: costarnetworkteam@costar.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/CNT13-ARIN

RTechHandle:
TC346-ARIN
RTechName: Chambers, Tom
RTechPhone: +1-301-215-8335
RTechEmail: tchambers@costargroup.com
RTechRef: https://rdap.arin.net/registry/entity/TC346-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

IPv4 Results:


AS14652 COSTAR GROUP
63.86.105.0 - 63.86.105.255
65.210.23.0 - 65.210.23.255
65.210.120.0 - 65.210.120.255
65.213.201.0 - 65.213.201.255
65.222.180.0 - 65.222.181.255
IPv6 not found

WHOIS Lookup

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  • IP address
  • Domain name
  • Autonomous system number (ASN)
  • Company name
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