| Property | Value |
| webmaster@costargroup.com | |
| NameServer | NS-B.PNAP.NET |
| Created | 1995-07-29 00:00:00 |
| Changed | 2014-12-20 00:00:00 |
| Expires | 2017-07-28 00:00:00 |
| Registrar | MARKMONITOR INC. |
| Date | IP Address |
| 2022-08-06 | 23.66.127.156 (ClassC) |
| 2022-10-20 | 23.220.144.133 (ClassC) |
| 2024-03-27 | 23.46.17.53 (ClassC) |
| 2024-06-27 | 23.47.72.6 (ClassC) |
| 2024-07-04 | 104.70.127.20 (ClassC) |
| 2024-07-13 | 23.46.17.33 (ClassC) |
| 2024-09-09 | 104.98.114.137 (ClassC) |
| 2024-10-04 | 23.46.17.30 (ClassC) |
| 2024-10-09 | 23.64.114.143 (ClassC) |
| 2025-02-20 | 23.46.228.175 (ClassC) |
| 2025-03-29 | 23.46.228.169 (ClassC) |
| 2025-04-09 | 23.46.228.178 (ClassC) |