iP or domain name lookup

track.dmp.youmi.net Server iP：

Current resolution：

domain resolution record：

2020-12-10-----2020-12-10 52.128.23.153

2020-11-20-----2020-12-01 69.172.201.208

2019-08-14-----2019-08-14 54.223.166.61

2019-08-14-----2019-08-14 54.223.71.192

2017-08-06-----2017-08-07 54.223.66.49

2017-08-06-----2017-08-06 54.223.172.106