iP or domain name lookup

a.legouzhe.com Server iP：

Current resolution：

domain resolution record：

2018-01-17-----2018-01-25 210.209.84.73

2018-01-05-----2018-01-16 121.207.227.22

2017-12-21-----2017-12-22 27.221.30.47

2017-12-21-----2017-12-22 122.227.164.206

2017-12-21-----2017-12-22 111.161.3.162

2017-12-21-----2017-12-22 171.111.154.208

2017-12-21-----2017-12-22 120.209.137.219

2017-12-21-----2017-12-22 117.131.204.41

2017-12-21-----2017-12-22 119.167.151.239

2017-12-21-----2017-12-22 42.81.4.44