| 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 |
| 2021-12-22 | 23.66.127.174 (ClassC) |
| 2023-01-25 | 104.119.188.201 (ClassC) |
| 2024-08-30 | 23.46.17.33 (ClassC) |
| 2024-09-10 | 104.98.114.137 (ClassC) |
| 2024-10-03 | 23.54.19.147 (ClassC) |
| 2024-12-01 | 23.54.19.105 (ClassC) |
| 2024-12-07 | 23.46.228.169 (ClassC) |
| 2025-04-04 | 104.100.168.162 (ClassC) |
| 2025-05-04 | 23.46.228.175 (ClassC) |