AS Number
AS14652
AS Name
COSTARGROUPASN
Org Name
COSTAR GROUP Inc.
Registry

arin

RegDate

2000-01-06

Updated

2024-08-12

AS14652 Looking Glass
IPv4Prefixes

10

IPv6Prefixes

0

IPv4 NUMs

3,072

IPv6 NUMs(/64)

0

3,072 IPv4 Addresses
CIDR Description IP Num
8.39.162.0/24 Level 3 Parent, LLC 256
8.43.77.0/24 COSTAR GROUP 256
38.103.15.0/24 PSINet, Inc. 256
38.109.150.0/24 PSINet, Inc. 256
63.86.105.0/24 COSTAR GROUP, INC. (C02561828) 256
65.210.23.0/24 Verizon Business 256
65.210.120.0/24 COSTAR REALTY (C05585296) 256
65.222.180.0/23 COSTAR GROUP INC (C01544360) 512
65.246.30.0/24 ONLINE RESOURCES & COMM CORP (C00930755) 256
97.65.16.0/23 COSTAR GROUP 512
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 35,880,704 293,346,934,784 IPv4 IPv4
AS701 UUNET - Verizon Business, US United States 41,400,320 1,241,262,915,584 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,843,712 77,330,644,992 IPv4 IPv4
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 5,436,416 73,019,097,088 IPv4 IPv4
IP Address Domain NUMs Domains
8.43.77.5 1 voice02.costar.com
8.43.77.6 3 avaya-aads.costar.com
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


OrgTechHandle: CNT13-ARIN
OrgTechName:   Costar Network Team
OrgTechPhone:  +1-202-336-6960 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgAbuseHandle: STONG5-ARIN
OrgAbuseName:   Stong, Ian 
OrgAbusePhone:  +1-202-336-6960 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/STONG5-ARIN

OrgDNSHandle: CNT13-ARIN
OrgDNSName:   Costar Network Team
OrgDNSPhone:  +1-202-336-6960 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgAbuseHandle: CNT13-ARIN
OrgAbuseName:   Costar Network Team
OrgAbusePhone:  +1-202-336-6960 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgNOCHandle: CNT13-ARIN
OrgNOCName:   Costar Network Team
OrgNOCPhone:  +1-202-336-6960 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgRoutingHandle: CNT13-ARIN
OrgRoutingName:   Costar Network Team
OrgRoutingPhone:  +1-202-336-6960 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CNT13-ARIN

OrgTechHandle: STONG5-ARIN
OrgTechName:   Stong, Ian 
OrgTechPhone:  +1-202-336-6960 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/STONG5-ARIN

RTechHandle: TC346-ARIN
RTechName:   Chambers, Tom 
RTechPhone:  +1-301-215-8335 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/TC346-ARIN