iP or domain name lookup

ygdai.cn Server iP：

Current resolution：

domain resolution record：

2019-06-01-----2019-06-01 43.228.206.10

2018-03-17-----2018-03-17 170.178.178.50

2017-02-13-----2017-02-13 70.39.84.238

2017-02-07-----2017-02-09 70.39.84.234

2017-02-09-----2017-02-09 104.160.171.81

2017-02-08-----2017-02-08 70.39.84.252

2017-02-07-----2017-02-07 104.160.171.82