| Property | Value |
| NameServer | NS11.DNSMADEEASY.COM |
| Created | 1996-02-11 00:00:00 |
| Changed | 2015-02-13 00:00:00 |
| Expires | 2025-02-12 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2021-11-15 | 52.44.180.5 (ClassC) |
| 2024-03-02 | 52.44.50.230 (ClassC) |
| 2024-09-29 | 3.212.19.32 (ClassC) |
| 2024-11-25 | 34.199.54.80 (ClassC) |
| 2025-01-08 | 3.211.105.79 (ClassC) |
| 2025-01-25 | 3.221.146.91 (ClassC) |
| 2025-07-12 | 54.162.163.28 (ClassC) |
| 2025-08-28 | 54.156.65.34 (ClassC) |
| 2026-01-06 | 44.198.242.105 (ClassC) |
| Date | Domain | IP |
| autodiscover.leerburg.com | 2025-01-30 | 34.196.123.6 |
| www.leerburg.com | 2023-11-02 | 23.23.21.200 |
| university.leerburg.com | 2024-09-29 | 3.212.19.32 |