iP or domain name lookup

mail.stdu.edu.cn Server iP：

Current resolution：

domain resolution record：

2025-07-25-----2025-09-12 220.197.30.158

2025-07-25-----2025-09-12 45.195.18.29

2025-07-25-----2025-09-12 117.135.207.47

2025-07-25-----2025-09-12 115.236.121.126

2025-09-12-----2025-09-12 47.251.44.69

2025-07-25-----2025-07-25 47.253.121.161

2025-07-25-----2025-07-25 47.251.59.234

2022-03-24-----2023-09-02 103.129.255.237

2022-06-01-----2023-09-02 103.129.255.238

2023-09-02-----2023-09-02 35.71.138.126

2023-09-02-----2023-09-02 52.223.58.187

2022-06-01-----2023-05-24 183.136.182.1

2022-06-01-----2023-05-24 45.254.48.65

2022-06-01-----2023-05-24 115.236.119.70

2022-06-01-----2023-05-24 117.147.199.33

2023-05-24-----2023-05-24 101.71.155.44

2023-05-24-----2023-05-24 112.13.121.42

2022-03-24-----2022-03-24 223.252.202.2

2020-06-15-----2020-06-15 123.58.177.239