iP or domain name lookup

m1.letiku.net Server iP：

Current resolution：

domain resolution record：

2017-08-06-----2017-08-06 183.232.151.148

2017-08-05-----2017-08-05 112.5.251.47

2017-08-05-----2017-08-05 121.9.212.213

2017-08-05-----2017-08-05 121.194.7.175

2017-08-05-----2017-08-05 42.81.4.76

2017-08-05-----2017-08-05 121.207.229.234

2017-08-05-----2017-08-05 220.181.105.174

2017-08-05-----2017-08-05 180.97.168.224

2017-08-05-----2017-08-05 218.107.196.243

2017-08-05-----2017-08-05 116.55.241.171