| Domain | Date |
| swisstime.ee.ethz.ch | 2025-03-15 |
| pool.ntp.infomaniak.ch | 2025-03-05 |
| ntp.lak.li | 2024-11-25 |
| time.infolitic.com | 2024-11-20 |
| pnpntpserver.tcnet.ch | 2024-09-10 |
| ntpneka2.migrolnet.ch | 2023-08-31 |
| 0.ubnt.pool.ntp.org | 2022-06-26 |
| 3.centos.pool.ntp.org | 2021-02-14 |
| 0.debian.pool.ntp.org | 2021-01-27 |
| 0.pool.ntp.org | 2020-09-25 |
| 0.amazon.pool.ntp.org | 2020-09-06 |
| 2.europe.pool.ntp.org | 2020-08-07 |
| 2.pool.ntp.org | 2020-01-14 |
| 1.pool.ntp.org | 2019-12-04 |
| pool.ntp.org | 2019-11-06 |
| 3.pool.ntp.org | 2019-11-04 |
| europe.pool.ntp.org | 2019-11-04 |