iP or domain name lookup

koercl.com Server iP：

Current resolution：

domain resolution record：

2020-12-28-----2022-02-22 47.254.79.188

2020-12-28-----2021-04-08 156.238.135.41

2019-07-11-----2019-07-11 23.234.53.140

2019-04-02-----2019-04-02 23.234.53.114

2017-01-30-----2017-02-06 122.193.19.193