iP or domain name lookup

ccav.caob.xyz Server iP：

Current resolution：

domain resolution record：

2023-12-20-----2024-10-11 104.21.82.45

2023-12-20-----2024-10-11 172.67.153.103

2024-01-19-----2024-01-19 156.251.239.12

2024-01-18-----2024-01-18 156.251.239.104

2024-01-17-----2024-01-17 156.251.239.149

2024-01-16-----2024-01-16 156.251.239.13

2024-01-13-----2024-01-13 156.251.239.146