iP or domain name lookup

b1.luyouxia.net Server iP：

Current resolution：

domain resolution record：

2019-10-24-----2021-05-08 222.186.170.0

2020-04-10-----2021-05-08 43.248.201.182

2017-06-16-----2019-07-12 222.186.170.30

2019-06-25-----2019-07-12 122.228.200.77

2018-02-25-----2018-03-03 222.186.171.159

2018-02-25-----2018-03-03 222.186.170.64

2017-03-06-----2017-06-17 42.121.115.112

2017-06-16-----2017-06-16 222.186.170.35

2017-03-06-----2017-03-17 122.228.200.69