iP or domain name lookup

baidudiyi.net Server iP：

Current resolution：

domain resolution record：

2021-02-01-----2021-02-02 47.91.170.222

2020-02-25-----2020-05-07 154.215.81.240

2019-02-15-----2020-01-14 154.88.79.95

2017-12-19-----2018-07-23 103.39.78.152

2017-12-19-----2017-12-21 198.44.242.78

2017-04-19-----2017-04-20 122.114.152.119