| 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 |
| 2020-04-23 | 23.10.248.24 (ClassC) |
| 2020-07-28 | 23.42.158.25 (ClassC) |
| 2020-07-28 | 23.43.164.91 (ClassC) |
| 2020-07-30 | 23.56.168.216 (ClassC) |
| 2024-06-26 | 23.46.17.31 (ClassC) |
| 2024-07-04 | 104.70.127.36 (ClassC) |
| 2024-07-20 | 23.46.17.15 (ClassC) |
| 2024-08-04 | 23.44.175.140 (ClassC) |
| 2024-08-18 | 23.46.17.6 (ClassC) |
| 2024-09-09 | 104.98.114.194 (ClassC) |
| 2024-11-24 | 23.46.17.41 (ClassC) |
| 2024-12-22 | 23.46.228.179 (ClassC) |
| 2024-12-25 | 23.46.228.165 (ClassC) |