| Domain | Date |
| 0.ubnt.pool.ntp.org | 2022-08-02 |
| 3.datadog.pool.ntp.org | 2022-06-15 |
| 1.coreos.pool.ntp.org | 2022-06-12 |
| 1.formlabs.pool.ntp.org | 2022-06-07 |
| 0.debian.pool.ntp.org | 2021-11-29 |
| 0.amazon.pool.ntp.org | 2021-05-23 |
| 2.aerohive.pool.ntp.org | 2021-05-06 |
| 2.boot2docker.pool.ntp.org | 2021-05-04 |
| 3.debian.pool.ntp.org | 2021-05-04 |
| 0.arch.pool.ntp.org | 2021-05-01 |
| 0.pfsense.pool.ntp.org | 2021-04-30 |
| 0.rhel.pool.ntp.org | 2021-04-30 |
| 3.centos.pool.ntp.org | 2021-04-29 |
| 3.pool.ntp.org | 2021-04-29 |