iP or domain name lookup

sisi.num.edu.mn Server iP：

Current resolution：

domain resolution record：

2022-01-31-----2024-09-17 13.236.35.234

2022-01-31-----2024-09-17 52.220.222.172

2022-04-22-----2024-09-17 3.1.92.70

2024-03-22-----2024-09-17 16.162.201.180

2024-04-28-----2024-09-17 16.163.181.87

2024-08-24-----2024-09-17 51.16.174.142

2024-03-22-----2024-09-12 13.211.117.182

2024-03-22-----2024-07-02 51.17.32.100

2022-04-22-----2022-04-22 3.7.210.81

2022-01-31-----2022-02-13 65.1.188.54

2018-03-07-----2022-01-05 202.21.127.134

2020-10-16-----2020-10-16 119.40.99.104