iP or domain name lookup

jf.yvcct.edu.cn Server iP：

Current resolution：

domain resolution record：

2022-08-21-----2023-10-09 121.32.243.77

2023-05-20-----2023-10-09 124.232.185.43

2023-05-20-----2023-05-20 42.81.56.36

2023-05-20-----2023-05-20 61.160.224.61

2023-05-20-----2023-05-20 123.6.81.38

2023-05-20-----2023-05-20 223.111.128.84

2023-05-20-----2023-05-20 180.97.168.83

2022-08-21-----2022-08-21 223.111.128.81

2022-08-21-----2022-08-21 42.81.56.33

2022-08-21-----2022-08-21 61.160.224.62

2022-08-21-----2022-08-21 123.6.81.42

2020-08-06-----2020-08-06 180.97.172.72