iP or domain name lookup

yw.821.com Server iP：

Current resolution：

domain resolution record：

2024-08-19-----2024-08-19 185.53.177.51

2023-10-05-----2024-05-09 199.59.243.225

2023-07-15-----2023-10-15 199.59.243.224

2023-03-15-----2023-07-12 199.59.243.223

2023-02-01-----2023-03-15 199.59.243.222

2022-06-28-----2022-06-28 199.59.243.220

2021-10-05-----2022-05-15 199.59.243.200

2022-05-15-----2022-05-15 216.120.146.201

2022-05-15-----2022-05-15 199.59.243.201

2022-01-17-----2022-01-17 216.120.146.200

2021-02-17-----2021-12-02 199.59.242.153