iP or domain name lookup

smtp.oitcm.com.cn Server iP：

Current resolution：

domain resolution record：

2022-01-20-----2022-01-20 112.90.80.126

2022-01-20-----2022-01-20 120.232.22.49

2022-01-20-----2022-01-20 119.147.6.199

2022-01-20-----2022-01-20 101.32.113.90

2022-01-20-----2022-01-20 175.27.18.147

2022-01-20-----2022-01-20 157.148.36.163

2022-01-20-----2022-01-20 112.53.42.125

2022-01-20-----2022-01-20 157.148.45.129

2022-01-20-----2022-01-20 14.22.3.39

2022-01-20-----2022-01-20 112.60.20.192