iP or domain name lookup

www.smdph.com Server iP：

Current resolution：

domain resolution record：

2023-01-29-----2023-01-29 156.230.214.226

2020-12-09-----2020-12-09 45.38.207.16

2019-07-14-----2019-07-14 154.218.115.237

2018-01-19-----2018-01-20 103.76.87.247

2017-11-30-----2017-11-30 58.221.65.218