| Domain | Date |
| 3.us.pool.ntp.org | 2019-11-19 |
| 0.nettime.pool.ntp.org | 2019-10-28 |
| t1.hshh.org | 2019-10-18 |
| 1.planefinder.pool.ntp.org | 2019-10-14 |
| 0.us.pool.ntp.org | 2019-09-04 |
| 1.nettime.pool.ntp.org | 2019-08-29 |
| 0.irobot.pool.ntp.org | 2019-07-31 |
| 0.ubuntu.pool.ntp.org | 2019-07-29 |
| 3.pool.ntp.org | 2019-07-27 |
| 0.ubnt.pool.ntp.org | 2019-07-22 |
| 0.vizio.pool.ntp.org | 2019-07-22 |
| 0.amazon.pool.ntp.org | 2019-06-25 |
| time.musixmatch.com | 2019-06-21 |
| 2.pool.ntp.org | 2019-04-20 |
| 3.amazon.pool.ntp.org | 2019-04-17 |
| 0.centos.pool.ntp.org | 2018-10-18 |
| 1.debian.pool.ntp.org | 2018-10-10 |
| 0.bose.pool.ntp.org | 2018-09-24 |
| 0.lede.pool.ntp.org | 2018-09-10 |
| 0.fedora.pool.ntp.org | 2018-08-25 |
| 0.north-america.pool.ntp.org | 2018-08-19 |
| 3.centos.pool.ntp.org | 2018-08-19 |
| 0.arch.pool.ntp.org | 2018-08-14 |
| 0.pfsense.pool.ntp.org | 2018-08-04 |
| 0.nixos.pool.ntp.org | 2018-07-31 |
| 1.coreos.pool.ntp.org | 2018-07-16 |
| 0.pokercopilot.pool.ntp.org | 2018-07-07 |
| 0.rhel.pool.ntp.org | 2018-01-28 |