iP or domain name lookup

doc.kefan.work Server iP：

Current resolution：

domain resolution record：

2025-11-04-----2025-11-04 210.77.74.33

2023-10-29-----2023-10-29 154.9.228.121

2023-08-20-----2023-08-20 154.9.228.158

2023-08-16-----2023-08-16 172.67.175.109

2023-08-16-----2023-08-16 94.154.114.229

2023-08-16-----2023-08-16 104.21.17.95