iP or domain name lookup

join.t-mobile.com Server iP：

Current resolution：

domain resolution record：

2023-08-20-----2023-08-21 52.89.17.182

2023-08-20-----2023-08-20 44.229.184.224

2023-08-20-----2023-08-20 44.242.35.35

2023-05-12-----2023-05-12 52.88.163.119

2023-05-12-----2023-05-12 54.186.176.178

2023-01-09-----2023-01-09 35.84.64.207

2023-01-09-----2023-01-09 52.89.36.78