| Property | Value |
| Name | CoStar Realty Information, Inc. |
| Organization | CoStar Realty Information, Inc. |
| webmaster@COSTARGROUP.COM | |
| Address | 1331 L Street, NW |
| Zip Code | 20005 |
| City | Washington |
| State | DC |
| Country | US |
| Phone | +1.9999999999 |
| Fax | +1.9999999999 |
| NameServer | NS2.WORLDWIDEDNS.NET |
| Created | 2013-11-18 17:12:23 |
| Changed | 2015-01-29 01:45:56 |
| Expires | 2019-11-18 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2014-11-07 | 72.32.29.226 (ClassC) |
| 2026-01-04 | 65.222.181.120 (ClassC) |
| Date | Domain | IP |
| www.costarportfoliostrategy.com | 2025-12-23 | 65.222.181.120 |
| gateway.costarportfoliostrategy.com | 2025-12-23 | 65.222.181.120 |