iP or domain name lookup

wx.fallleaf.net Server iP：

Current resolution：

domain resolution record：

2020-12-14-----2020-12-14 52.128.23.153

2020-11-22-----2020-11-22 69.172.201.208

2017-03-12-----2019-08-31 139.162.79.139

2017-03-12-----2017-03-12 61.52.175.19

2017-03-08-----2017-03-08 123.14.37.212

2017-03-02-----2017-03-02 61.52.30.30

2017-02-27-----2017-02-27 219.157.253.148