iP or domain name lookup

richang.com Server iP：

Current resolution：

domain resolution record：

2023-04-30-----2023-05-14 123.59.154.172

2023-05-14-----2023-05-14 16.163.87.137

2023-05-14-----2023-05-14 16.162.56.77

2023-04-30-----2023-04-30 18.163.32.170

2023-04-30-----2023-04-30 16.162.168.38

2022-07-21-----2022-07-21 18.167.9.224

2022-07-21-----2022-07-21 106.75.40.8

2019-11-05-----2019-11-05 79.124.78.101

2017-07-18-----2017-08-24 110.79.20.175

2017-07-18-----2017-07-18 23.252.166.63