iP or domain name lookup

cn867.cs101.express Server iP：

Current resolution：

domain resolution record：

2024-11-11-----2024-11-11 4.192.75.61

2024-08-26-----2024-08-26 20.239.237.39

2024-05-20-----2024-05-21 20.6.154.166

2024-04-15-----2024-05-20 20.255.210.63

2024-04-16-----2024-05-20 20.239.241.102

2024-04-03-----2024-04-04 20.239.242.61

2024-04-03-----2024-04-03 20.239.240.138

2024-03-22-----2024-03-22 20.6.178.54

2024-03-12-----2024-03-14 4.144.59.74

2024-03-13-----2024-03-14 4.191.79.179

2024-03-12-----2024-03-13 20.239.240.209

2024-03-12-----2024-03-13 20.255.42.172

2024-03-06-----2024-03-07 20.255.217.28

2024-03-05-----2024-03-06 4.191.74.180