| Domain | Date |
| 3.centos.pool.ntp.org | 2022-12-06 |
| 2.europe.pool.ntp.org | 2022-10-23 |
| 0.amazon.pool.ntp.org | 2022-09-27 |
| 1.pool.ntp.org | 2022-08-23 |
| 0.ubnt.pool.ntp.org | 2022-06-29 |
| 0.debian.pool.ntp.org | 2022-06-14 |
| europe.pool.ntp.org | 2022-05-20 |
| 2.pool.ntp.org | 2022-03-30 |