iP or domain name lookup

mail.tute.edu.cn Server iP：

Current resolution：

domain resolution record：

2022-08-15-----2024-08-16 103.129.255.200

2024-07-01-----2024-08-16 111.124.200.49

2024-07-01-----2024-08-16 117.135.207.49

2024-07-01-----2024-08-16 220.197.30.145

2022-09-07-----2024-08-12 103.129.255.247

2023-12-21-----2024-03-01 183.136.182.13

2023-12-21-----2024-03-01 45.254.48.76

2023-12-21-----2024-03-01 117.147.199.44

2023-07-21-----2023-08-31 223.252.202.7

2022-08-15-----2023-07-08 45.254.48.67

2022-08-15-----2023-07-08 117.147.199.35

2022-08-15-----2023-07-08 183.136.182.3