iP or domain name lookup

cas.zfserviciscn.com Server iP：

Current resolution：

domain resolution record：

2023-09-18-----2024-11-10 172.83.154.35

2024-01-15-----2024-11-10 198.44.173.138

2024-11-10-----2024-11-10 103.151.4.38

2023-12-10-----2024-01-15 103.66.218.107

2023-09-18-----2023-12-10 103.231.14.146

2023-09-18-----2023-12-10 121.54.188.108

2023-09-18-----2023-09-18 103.66.218.120

2023-05-26-----2023-06-04 8.210.128.10

2023-05-26-----2023-06-04 103.142.103.148

2023-05-26-----2023-06-04 163.197.32.52