iP or domain name lookup

icourse.club Server iP：

Current resolution：

domain resolution record：

2024-01-22-----2024-09-29 159.138.42.157

2022-03-21-----2023-09-12 159.138.138.228

2022-03-21-----2022-07-18 119.8.37.231

2021-11-21-----2021-11-21 159.138.152.4

2021-11-21-----2021-11-21 159.138.10.79

2020-05-30-----2021-09-12 172.67.149.62

2021-03-23-----2021-09-12 104.21.11.132

2019-10-18-----2020-12-14 104.31.81.155

2019-10-18-----2020-12-14 104.31.80.155

2017-10-10-----2018-03-15 133.130.124.223