iP or domain name lookup

jiuye.www.sust.edu.cn Server iP：

Current resolution：

domain resolution record：

2019-07-22-----2023-11-07 52.82.111.116

2022-03-07-----2023-11-07 52.82.100.65

2022-11-17-----2023-11-07 52.83.164.116

2023-11-07-----2023-11-07 52.83.217.50

2021-09-23-----2023-07-19 52.83.183.158

2021-09-23-----2023-07-19 52.83.157.0

2019-07-22-----2023-06-20 52.83.184.162

2022-03-07-----2022-12-20 52.83.234.87

2018-09-10-----2018-10-24 52.80.187.28

2018-10-24-----2018-10-24 221.179.46.190