iP or domain name lookup

911ys.com Server iP：

Current resolution：

domain resolution record：

2023-11-07-----2024-06-11 104.21.63.47

2023-11-07-----2024-06-11 172.67.143.179

2020-07-21-----2023-07-01 172.67.143.40

2021-04-28-----2023-07-01 104.21.46.236

2020-07-21-----2020-11-15 104.18.52.81

2020-07-21-----2020-11-15 104.18.53.81