iP or domain name lookup

edu.yunsizhixue.com Server iP：

Current resolution：

domain resolution record：

2022-07-13-----2023-04-13 81.70.127.105

2022-07-13-----2023-04-13 81.70.127.170

2022-07-13-----2023-04-13 81.70.126.109

2023-03-28-----2023-04-13 47.94.20.147

2023-03-28-----2023-04-13 49.233.236.196

2022-11-18-----2022-11-18 101.200.168.78