iP or domain name lookup

sr.58.com Server iP：

Current resolution：

domain resolution record：

2021-03-28-----2021-04-03 115.159.231.124

2021-04-03-----2021-04-03 203.205.137.27

2021-03-28-----2021-03-28 203.205.137.26

2019-07-08-----2020-02-23 123.206.235.102

2020-01-03-----2020-02-23 150.109.91.25

2019-10-10-----2020-02-09 203.205.159.21

2017-08-07-----2018-05-10 115.159.231.141

2017-08-26-----2017-09-04 115.159.231.179