iP or domain name lookup

ngjingyue.com Server iP：

Current resolution：

domain resolution record：

2020-05-19-----2020-05-19 45.194.220.187

2019-03-31-----2019-07-13 45.199.76.50

2016-12-18-----2016-12-18 54.86.217.132

2016-12-16-----2016-12-17 52.73.126.196

2016-12-16-----2016-12-16 52.70.106.192

2016-11-07-----2016-11-07 103.42.179.190