CoStar Group
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Company details
- Sector
- Construction & Real Estate
- Categories
- residential property
- Address
- Arlington County, United States
- Website
- costargroup.com
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Domain and WHOIS record
- Domain
- costargroup.com
- Registrar
- MarkMonitor Inc.
- Registered
- 22 Mar 1999
- Expires
- 22 Mar 2027
- Record updated
- 18 Feb 2026
- Name servers
- a1-73.akam.net, a22-64.akam.net, a3-65.akam.net, a4-66.akam.net, a6-67.akam.net, a9-64.akam.net
- DNSSEC
- Not signed