iP or domain name lookup

mail.ruc.edu.cn Server iP：

Current resolution：

domain resolution record：

2021-10-21-----2023-08-28 103.129.255.237

2022-02-25-----2023-08-28 103.129.255.238

2022-06-10-----2023-08-28 101.71.155.44

2022-06-10-----2023-08-28 112.13.121.42

2022-06-10-----2023-08-28 115.236.119.70

2023-08-22-----2023-08-28 35.71.138.126

2022-06-10-----2022-06-10 117.147.199.33

2022-06-10-----2022-06-10 183.136.182.1

2022-06-10-----2022-06-10 45.254.48.65

2022-02-25-----2022-02-25 223.252.202.2

2019-07-13-----2021-10-21 123.58.177.239

2017-01-17-----2018-08-25 123.125.50.182

2017-01-17-----2018-08-25 123.125.50.181

2017-01-17-----2018-08-25 220.181.97.122

2017-01-17-----2018-08-25 220.181.97.121

2017-09-04-----2017-09-05 123.58.178.130

2017-09-04-----2017-09-05 123.58.178.129