iP or domain name lookup

cdnstoryboard.uhella.com Server iP：

Current resolution：

domain resolution record：

2016-12-19-----2016-12-20 52.85.151.132

2016-12-20-----2016-12-20 52.222.206.16

2016-12-20-----2016-12-20 52.222.234.137

2016-12-19-----2016-12-19 52.85.151.69

2016-12-19-----2016-12-19 52.222.234.154

2016-12-19-----2016-12-19 52.222.206.250

2016-12-19-----2016-12-19 52.222.206.47

2016-12-19-----2016-12-19 52.222.234.230

2016-12-19-----2016-12-19 52.222.206.230

2016-12-19-----2016-12-19 52.84.186.119

2016-12-19-----2016-12-19 52.222.206.139