AS Number
AS11160
AS Name
COSTAR-SANDIEGO
Org Name
COSTAR GROUP
Country / Region
United States
Registry

arin

RegDate

2000-01-06

Updated

2011-09-24

AS11160 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

0

IPv4 NUMs

768

IPv6 NUMs(/64)

0

768 IPv4 Addresses
CIDR Description IP Num
38.64.74.0/24
IRR Valid
PSINet, Inc. 256
65.200.12.0/24
IRR InValid
COSTAR GROUP, INC (C05574746) 256
204.253.48.0/24
IRR InValid
COSTAR REALTY (C02968464) 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,041,480 77,329,268,736 IPv4 IPv4
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 5,517,440 77,316,554,752 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, US United States 27,393,280 231,334,412,288 IPv4 IPv4
AS701 UUNET - Verizon Business, US United States 41,428,224 1,241,262,981,120 IPv4 IPv4
IP Address Domain NUMs Domains
38.64.74.203 1 ssl2.costar.com
ASNumber:       11160
ASName:         COSTAR-SANDIEGO
ASHandle:       AS11160
RegDate:        1998-05-01
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/11160


OrgName:        COSTAR GROUP
OrgId:          COSTAR-2
Address:        2 Bethesda Metro Ctr.
Address:        10th Floor
City:           Bethesda
StateProv:      MD
PostalCode:     20814
Country:        US
RegDate:        2000-01-06
Updated:        2011-09-24
Comment:        CoStar Group, Inc.
Ref:            https://rdap.arin.net/registry/entity/COSTAR-2


OrgTechHandle: GPG-ARIN
OrgTechName:   Guidi, Gino Pietro
OrgTechPhone:  +1-858-578-3000 
OrgTechEmail:  gguidi@costar.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GPG-ARIN

OrgAbuseHandle: GPG-ARIN
OrgAbuseName:   Guidi, Gino Pietro
OrgAbusePhone:  +1-858-578-3000 
OrgAbuseEmail:  gguidi@costar.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GPG-ARIN

RTechHandle: GPG-ARIN
RTechName:   Guidi, Gino Pietro
RTechPhone:  +1-858-578-3000 
RTechEmail:  gguidi@costar.com
RTechRef:    https://rdap.arin.net/registry/entity/GPG-ARIN

RTechHandle: MSM74-ARIN
RTechName:   Mascorro, Mathew Santos
RTechPhone:  +1-858-678-4167 
RTechEmail:  mmascorro@costar.com
RTechRef:    https://rdap.arin.net/registry/entity/MSM74-ARIN