| 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.COSTAR.COM |
| Created | 1994-11-10 05:00:00 |
| Changed | 2015-01-28 23:23:24 |
| Expires | 2017-11-09 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2023-01-19 | 184.27.215.65 (ClassC) |
| 2023-08-09 | 184.28.29.49 (ClassC) |
| 2024-02-22 | 104.96.163.197 (ClassC) |
| 2024-03-12 | 184.28.93.19 (ClassC) |
| 2024-06-22 | 23.46.17.12 (ClassC) |
| 2024-07-05 | 104.70.127.20 (ClassC) |
| 2024-08-18 | 23.46.17.14 (ClassC) |
| 2024-09-09 | 23.54.19.178 (ClassC) |
| 2024-10-14 | 23.54.19.129 (ClassC) |
| 2024-12-23 | 23.46.228.172 (ClassC) |