iP or domain name lookup

union100.com Server iP：

Current resolution：

domain resolution record：

2024-05-17-----2024-05-17 45.33.2.79

2023-06-20-----2023-06-20 45.56.79.23

2019-07-10-----2020-12-24 150.242.124.67

2020-10-11-----2020-10-11 103.72.164.153

2017-01-05-----2017-01-05 122.9.21.120

2016-12-29-----2017-01-03 118.193.142.248

2017-01-03-----2017-01-03 118.193.143.171

2017-01-03-----2017-01-03 122.10.30.92

2016-12-29-----2016-12-29 118.193.142.77

2016-12-18-----2016-12-18 118.193.143.47