| Domain | Date |
| 0.arch.pool.ntp.org | 2022-06-06 |
| 0.nl.pool.ntp.org | 2019-07-25 |
| 1.europe.pool.ntp.org | 2019-05-06 |
| 0.europe.pool.ntp.org | 2019-04-27 |
| t1.hshh.org | 2019-03-05 |
| 3.europe.pool.ntp.org | 2018-10-06 |
| 0.pfsense.pool.ntp.org | 2018-08-01 |
| 1.debian.pool.ntp.org | 2017-12-04 |
| 0.ubuntu.pool.ntp.org | 2017-10-03 |
| 2.pool.ntp.org | 2017-09-27 |
| 0.centos.pool.ntp.org | 2017-09-25 |
| 3.pool.ntp.org | 2017-09-25 |
| 1.pool.ntp.org | 2017-09-24 |