iP or domain name lookup

su.palmhome.net Server iP：

Current resolution：

domain resolution record：

2019-07-17-----2019-07-17 122.97.64.152

2017-12-05-----2017-12-06 112.81.72.16

2017-10-26-----2017-10-27 122.193.47.191

2017-03-15-----2017-04-26 153.34.220.44

2017-02-17-----2017-03-13 157.0.156.130

2017-02-17-----2017-02-18 112.87.250.111

2017-01-04-----2017-01-04 112.87.152.72

2017-01-03-----2017-01-03 112.86.39.184

2017-01-01-----2017-01-02 112.87.250.72