| Domain | Date |
| 0.amazon.pool.ntp.org | 2023-01-19 |
| 0.debian.pool.ntp.org | 2022-12-21 |
| 0.arch.pool.ntp.org | 2022-11-12 |
| 3.debian.pool.ntp.org | 2022-11-11 |
| 0.rhel.pool.ntp.org | 2022-11-05 |
| 3.centos.pool.ntp.org | 2022-09-17 |
| 3.datadog.pool.ntp.org | 2022-07-19 |
| 0.ubnt.pool.ntp.org | 2022-06-23 |
| 0.pfsense.pool.ntp.org | 2022-06-14 |
| 1.formlabs.pool.ntp.org | 2022-05-27 |
| 1.coreos.pool.ntp.org | 2022-05-23 |