iP or domain name lookup

www.qiansuan.net Server iP：

Current resolution：

domain resolution record：

2021-04-19-----2021-04-19 156.255.247.75

2018-03-12-----2019-07-12 42.51.38.148

2018-03-12-----2018-03-12 42.236.94.140

2018-03-12-----2018-03-12 162.159.210.21

2018-03-12-----2018-03-12 58.211.137.140

2017-12-09-----2017-12-09 101.71.56.227

2017-12-08-----2017-12-08 42.236.94.227

2017-12-08-----2017-12-08 58.211.137.227

2017-12-08-----2017-12-08 117.34.14.227

2017-12-08-----2017-12-08 125.39.174.227

2017-12-08-----2017-12-08 115.231.187.227

2017-12-08-----2017-12-08 162.159.211.21