iP or domain name lookup

tienon-wh.picp.net Server iP：

Current resolution：

domain resolution record：

2019-10-29-----2019-10-29 58.48.97.156

2019-09-15-----2019-09-15 111.172.7.93

2017-03-19-----2017-03-20 121.60.40.34

2017-02-13-----2017-02-13 59.173.131.117

2017-02-11-----2017-02-11 121.60.41.199

2017-01-13-----2017-02-07 59.174.212.108

2017-01-13-----2017-01-13 58.49.171.66

2016-11-04-----2016-11-08 122.228.19.57