iP or domain name lookup

mail.gaosiedu.com Server iP：

Current resolution：

domain resolution record：

2024-01-06-----2024-04-16 129.226.102.73

2024-01-06-----2024-04-16 14.17.27.155

2024-01-06-----2024-04-16 112.60.20.236

2024-01-06-----2024-04-16 112.90.80.101

2021-08-06-----2023-10-31 81.71.56.226

2021-08-06-----2023-10-31 112.90.80.23

2021-08-06-----2023-10-31 129.226.106.19

2021-08-06-----2023-10-31 14.17.5.207

2021-08-06-----2022-05-21 112.53.42.14

2019-01-02-----2021-06-15 106.39.37.247

2019-01-02-----2021-06-15 43.243.136.49

2018-01-29-----2018-07-27 106.39.37.193

2018-07-11-----2018-07-27 43.243.136.28