iP or domain name lookup

mqsc.us Server iP：

Current resolution：

domain resolution record：

2024-03-20-----2024-03-20 45.56.79.23

2021-01-02-----2021-08-11 172.67.143.253

2021-05-16-----2021-08-11 104.21.55.15

2021-01-02-----2021-01-04 104.24.110.92

2021-01-02-----2021-01-04 104.24.111.92

2020-05-01-----2020-05-05 120.240.95.33

2019-07-09-----2019-07-09 79.124.78.120

2017-11-06-----2017-11-09 199.168.100.142