AS Name
BUILDERSFIRSTSOURCE
Org Name
BUILDERS FIRSTSOURCE, INC.
Registry Region
United States
Looking Glass
IPv4Prefixes

2

IPv6Prefixes

0

IPv4 NUMs

512

IPv6 NUMs(/64)

0

512 IPv4 Addresses
CIDR Description IP Num
38.96.208.0/24 PSINet, Inc. 256
207.207.42.0/24 YHC Corporation 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 27,862,784 258,859,761,664 IPv4 IPv4
AS3900 TEXASNET-ASN - YHC Corporation, US United States 133,632 4,563,402,752 IPv4 IPv4
AS11427 TWC-11427-TEXAS - Charter Communications Inc, US United States 5,114,624 227,633,332,224 IPv4 IPv4
ASNumber:       36307
ASName:         BUILDERSFIRSTSOURCE
ASHandle:       AS36307
RegDate:        2005-11-23
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/36307


OrgName:        BUILDERS FIRSTSOURCE, INC.
OrgId:          BFS-18
Address:        2001 BRYAN ST
Address:        SUITE 1600
City:           DALLAS
StateProv:      TX
PostalCode:     75205
Country:        US
RegDate:        2000-04-11
Updated:        2005-11-22
Ref:            https://rdap.arin.net/registry/entity/BFS-18


OrgAbuseHandle: ABUSE1045-ARIN
OrgAbuseName:   ABUSE
OrgAbusePhone:  +1-214-231-8200 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1045-ARIN

OrgTechHandle: NOC1967-ARIN
OrgTechName:   NOC
OrgTechPhone:  +1-214-231-8200 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC1967-ARIN

OrgNOCHandle: NOC1967-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-214-231-8200 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1967-ARIN