iP or domain name lookup

imap.tsinghua.org.cn Server iP：

Current resolution：

domain resolution record：

2024-01-08-----2024-01-08 35.71.138.126

2024-01-08-----2024-01-08 52.223.4.149

2021-11-26-----2024-01-01 103.129.255.238

2024-01-01-----2024-01-01 117.147.199.43

2024-01-01-----2024-01-01 183.136.182.11

2024-01-01-----2024-01-01 45.254.48.75

2023-06-26-----2023-06-26 112.13.121.41

2023-06-26-----2023-06-26 45.254.48.68

2023-06-26-----2023-06-26 117.147.199.36

2023-06-26-----2023-06-26 115.236.119.65

2023-06-26-----2023-06-26 183.136.182.4

2023-06-26-----2023-06-26 101.71.155.41

2020-06-15-----2021-11-26 101.71.155.100

2020-06-15-----2021-11-26 115.236.118.100

2021-10-26-----2021-11-26 112.13.119.133

2021-11-19-----2021-11-19 3.65.106.51

2021-11-19-----2021-11-19 159.69.42.212

2021-11-19-----2021-11-19 54.176.139.60