iP or domain name lookup

51ymz.com Server iP：

Current resolution：

domain resolution record：

2023-10-10-----2023-10-10 154.81.75.68

2023-10-10-----2023-10-10 223.75.236.241

2022-03-21-----2022-03-21 43.128.37.93

2021-01-18-----2021-02-13 194.36.170.29

2020-05-23-----2020-06-01 119.3.212.206