2022-01-08-----2025-03-18 0.north-america.pool.ntp.org

2017-12-03-----2024-12-29 north-america.pool.ntp.org

2023-03-12-----2023-03-12 1.opensuse.pool.ntp.org

2023-01-30-----2023-01-30 t5.hshh.org

2023-01-08-----2023-01-08 1.nettime.pool.ntp.org

2021-07-29-----2022-12-21 pool.ntp.org

2022-04-13-----2022-04-13 3.centos.pool.ntp.org

2021-06-16-----2021-11-29 ca.pool.ntp.org

2021-02-20-----2021-02-20 0.rhel.pool.ntp.org

2021-02-18-----2021-02-18 0.centos.pool.ntp.org

2019-10-08-----2019-10-08 ntp.sjtu.edu.cn

2017-03-11-----2019-06-30 us.pool.ntp.org

2019-01-16-----2019-01-16 0.openwrt.pool.ntp.org

2018-11-05-----2018-11-05 0.ubuntu.pool.ntp.org

2018-03-14-----2018-03-14 0.us.pool.ntp.org

2017-11-22-----2017-11-22 1.us.pool.ntp.org