2019-08-23-----2025-02-17 europe.pool.ntp.org

2020-06-18-----2025-01-12 ch.pool.ntp.org

2019-10-04-----2024-12-16 swisstime.ethz.ch

2020-06-22-----2024-11-27 1.ch.pool.ntp.org

2024-01-19-----2024-01-19 2.europe.pool.ntp.org

2023-11-06-----2023-11-06 3.europe.pool.ntp.org

2023-05-30-----2023-05-30 1.europe.pool.ntp.org

2022-11-02-----2022-11-02 2.ch.pool.ntp.org

2022-05-18-----2022-05-18 ntp.sjtu.edu.cn

2021-11-29-----2021-11-29 0.ch.pool.ntp.org

2021-05-18-----2021-09-23 1.nettime.pool.ntp.org

2019-03-17-----2019-10-11 pool.ntp.org

2019-04-09-----2019-04-09 0.ubnt.pool.ntp.org