iP or domain name lookup

oj.sdutacm.cn Server iP：

Current resolution：

domain resolution record：

2025-09-17-----2025-09-17 150.139.230.193

2025-09-17-----2025-09-17 60.28.220.101

2025-09-17-----2025-09-17 103.220.64.183

2025-09-17-----2025-09-17 1.194.175.139

2025-09-17-----2025-09-17 58.144.195.188

2025-09-17-----2025-09-17 221.204.43.183

2025-09-17-----2025-09-17 116.177.240.100

2025-09-17-----2025-09-17 111.31.238.63

2025-09-17-----2025-09-17 220.197.201.187

2025-09-17-----2025-09-17 115.150.39.192

2025-09-17-----2025-09-17 117.69.71.65

2025-09-17-----2025-09-17 114.237.67.188

2025-09-17-----2025-09-17 183.131.59.118

2025-09-17-----2025-09-17 116.169.184.51

2025-09-17-----2025-09-17 119.36.225.186

2025-09-17-----2025-09-17 113.125.206.186

2025-09-17-----2025-09-17 61.241.148.61

2025-09-17-----2025-09-17 120.221.238.212

2025-09-17-----2025-09-17 1.71.87.57