iP or domain name lookup

smtp.nju.edu.cn Server iP：

Current resolution：

domain resolution record：

2022-01-20-----2025-09-26 112.60.20.192

2022-01-20-----2025-09-26 183.2.143.59

2022-01-20-----2025-09-26 157.255.202.11

2022-01-20-----2025-09-26 124.156.190.79

2022-01-20-----2025-09-26 119.147.6.199

2022-01-20-----2025-09-26 112.90.80.126

2022-01-20-----2025-09-26 157.148.45.129

2022-01-20-----2025-09-26 157.148.36.163

2022-06-24-----2025-09-26 14.22.9.228

2022-06-24-----2025-09-26 119.147.3.196

2022-06-24-----2025-09-26 112.53.42.125

2022-07-01-----2025-09-26 14.22.3.39

2022-10-28-----2025-09-26 119.147.6.245

2022-12-05-----2025-09-26 14.22.3.51

2022-01-20-----2025-09-24 120.232.27.164

2022-01-20-----2025-09-24 119.147.3.176

2022-01-20-----2025-09-24 120.232.22.49

2022-06-24-----2025-09-24 101.32.113.90

2022-06-24-----2022-06-24 175.27.18.147

2022-01-20-----2022-01-20 109.244.196.69