iP or domain name lookup

modernmedicine.com Server iP：

Current resolution：

domain resolution record：

2019-07-24-----2019-07-24 104.19.156.59

2019-07-24-----2019-07-24 104.19.157.59

2017-04-04-----2017-04-18 104.16.28.192

2017-04-04-----2017-04-18 104.16.26.192

2017-04-04-----2017-04-18 104.16.29.192

2017-04-04-----2017-04-18 104.16.25.192

2017-04-04-----2017-04-18 104.16.27.192

2016-12-07-----2016-12-24 104.16.16.74

2016-12-07-----2016-12-23 104.16.18.74

2016-12-07-----2016-12-23 104.16.17.74

2016-12-07-----2016-12-23 104.16.15.74

2016-12-07-----2016-12-15 104.16.19.74