2023-04-28-----2023-07-15 2.europe.pool.ntp.org

2023-05-17-----2023-05-17 android.pool.ntp.org

2020-06-17-----2023-04-07 3.pt.pool.ntp.org

2022-12-04-----2022-12-04 1.nettime.pool.ntp.org

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2021-07-06-----2022-01-31 1.pt.pool.ntp.org

2020-06-17-----2021-07-21 pt.pool.ntp.org

2021-02-02-----2021-02-02 ntp.sjtu.edu.cn

2019-01-04-----2020-08-05 europe.pool.ntp.org

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2020-06-17-----2020-06-17 0.pt.pool.ntp.org