iP or domain name lookup

sever.ls-rp.cn Server iP：

Current resolution：

domain resolution record：

2020-12-06-----2020-12-06 52.128.23.153

2019-10-05-----2019-12-20 78.142.29.210

2017-07-05-----2017-07-05 183.2.247.207

2017-06-12-----2017-06-24 58.49.144.218

2017-05-13-----2017-05-22 42.51.193.56

2017-02-01-----2017-03-04 116.31.123.59