| Domain | Date |
| 0.rhel.pool.ntp.org | 2020-06-08 |
| 2.pool.ntp.org | 2020-05-05 |
| 2.europe.pool.ntp.org | 2020-04-07 |
| 0.pokercopilot.pool.ntp.org | 2020-03-19 |
| 1.europe.pool.ntp.org | 2020-03-18 |
| 0.de.pool.ntp.org | 2020-03-16 |
| 1.pool.ntp.org | 2020-03-13 |
| europe.pool.ntp.org | 2020-03-13 |
| 0.pool.ntp.org | 2020-03-07 |