iP or domain name lookup

chian.ucmorgan.com Server iP：

Current resolution：

domain resolution record：

2022-03-19-----2022-03-19 72.14.178.174

2022-03-19-----2022-03-19 45.33.30.197

2022-03-19-----2022-03-19 45.56.79.23

2022-03-19-----2022-03-19 45.33.18.44

2022-03-17-----2022-03-17 96.126.123.244

2022-03-16-----2022-03-16 198.58.118.167

2020-11-20-----2020-11-27 69.172.201.208

2019-08-18-----2019-08-20 218.28.144.38

2019-08-17-----2019-08-18 218.28.144.37

2019-08-16-----2019-08-16 218.28.144.36

2018-09-29-----2018-10-24 221.179.46.194

2018-09-29-----2018-10-19 221.179.46.190