iP or domain name lookup

yuyu11.ysepan.com Server iP：

Current resolution：

domain resolution record：

2023-07-28-----2024-01-14 121.12.125.122

2023-07-21-----2023-07-21 121.12.125.63

2022-08-14-----2022-10-28 111.32.135.77

2022-08-14-----2022-10-28 183.232.53.77

2022-08-14-----2022-10-28 58.211.2.77

2022-08-14-----2022-10-28 150.138.151.77

2022-08-14-----2022-10-28 125.39.239.77

2022-10-28-----2022-10-28 157.255.26.77

2022-10-28-----2022-10-28 117.34.13.77

2022-08-14-----2022-08-16 183.61.190.77