iP or domain name lookup

hg123.com Server iP：

Current resolution：

domain resolution record：

2017-09-07-----2017-12-30 120.133.3.248

2017-04-09-----2017-04-09 120.133.5.162

2017-03-22-----2017-03-22 120.133.5.59

2017-01-31-----2017-01-31 119.10.36.174