| Domain | Date |
| crd.circl.lu | 2025-01-05 |
| ntp.resiliences.fr | 2024-10-05 |
| 2.europe.pool.ntp.org | 2022-06-18 |
| 0.amazon.pool.ntp.org | 2022-05-12 |
| 3.pool.ntp.org | 2021-04-23 |
| europe.pool.ntp.org | 2021-02-18 |
| 0.pool.ntp.org | 2021-02-02 |
| 0.debian.pool.ntp.org | 2021-01-28 |
| 1.pool.ntp.org | 2020-12-26 |