| Domain | Date |
| vm5-web1.srv.peterjin.org | 2024-09-07 |
| 0.rhel.pool.ntp.org | 2024-08-10 |
| 3.debian.pool.ntp.org | 2023-11-03 |
| time1.unither.com | 2023-10-27 |
| 0.pool.ntp.org | 2021-11-27 |
| 2.aerohive.pool.ntp.org | 2021-04-17 |
| 3.centos.pool.ntp.org | 2021-02-11 |
| 0.debian.pool.ntp.org | 2021-02-09 |
| 0.amazon.pool.ntp.org | 2020-11-23 |
| 2.pool.ntp.org | 2020-11-15 |
| pool.ntp.org | 2020-10-23 |
| 1.pool.ntp.org | 2020-09-16 |
| 3.pool.ntp.org | 2020-09-10 |
| 3.us.pool.ntp.org | 2020-09-05 |
| 0.arch.pool.ntp.org | 2020-08-28 |
| 0.pfsense.pool.ntp.org | 2020-08-11 |