| Domain | Date |
| 2.boot2docker.pool.ntp.org | 2020-12-17 |
| 0.ubnt.pool.ntp.org | 2020-12-10 |
| 1.manjaro.pool.ntp.org | 2020-12-07 |
| 3.centos.pool.ntp.org | 2020-11-13 |
| 2.sophos.pool.ntp.org | 2020-11-11 |
| 1.linksys.pool.ntp.org | 2020-10-29 |
| 0.rhel.pool.ntp.org | 2020-10-25 |
| 0.opensuse.pool.ntp.org | 2020-08-03 |
| 2.lede.pool.ntp.org | 2020-08-03 |
| 3.rhel.pool.ntp.org | 2020-08-02 |
| 0.fedora.pool.ntp.org | 2020-08-01 |
| 1.coreos.pool.ntp.org | 2020-08-01 |
| 3.us.pool.ntp.org | 2020-07-31 |