iP or domain name lookup

chat.optkt.cn Server iP：

Current resolution：

domain resolution record：

2021-12-14-----2021-12-14 115.29.194.129

2021-11-26-----2021-11-26 58.49.224.12

2021-11-26-----2021-11-26 106.117.252.162

2021-11-26-----2021-11-26 223.111.97.242

2021-11-26-----2021-11-26 150.138.190.106

2021-11-26-----2021-11-26 27.221.54.169

2021-11-26-----2021-11-26 122.228.0.169

2021-11-26-----2021-11-26 223.111.97.182

2021-11-26-----2021-11-26 139.170.156.154

2021-11-26-----2021-11-26 180.96.32.88

2021-11-26-----2021-11-26 124.152.41.39

2021-11-26-----2021-11-26 112.17.54.141

2021-11-26-----2021-11-26 112.13.209.81

2021-11-26-----2021-11-26 121.51.175.120

2021-11-26-----2021-11-26 182.254.59.207

2021-11-26-----2021-11-26 60.174.59.174

2021-11-26-----2021-11-26 122.228.0.157

2021-11-26-----2021-11-26 61.156.152.51

2021-11-26-----2021-11-26 59.63.235.44