iP or domain name lookup

jiangzhenwei.iok.la Server iP：

Current resolution：

domain resolution record：

2019-07-14-----2022-05-06 61.142.176.23

2017-06-30-----2017-07-01 183.131.113.31

2017-01-08-----2017-01-08 121.41.31.147

2017-01-04-----2017-01-05 114.249.228.49

2017-01-05-----2017-01-05 103.44.145.245

2017-01-02-----2017-01-03 114.249.234.74