iP or domain name lookup

yy.hrbmd.cn Server iP：

Current resolution：

domain resolution record：

2020-01-13-----2020-01-13 154.194.207.195

2019-07-15-----2019-07-16 47.52.41.201

2017-10-11-----2017-10-11 122.190.3.193

2017-10-09-----2017-10-10 58.211.137.241

2017-10-09-----2017-10-10 117.34.14.241

2017-10-09-----2017-10-10 115.231.187.241

2017-10-09-----2017-10-10 42.236.94.241

2017-10-10-----2017-10-10 122.190.3.241

2017-10-10-----2017-10-10 162.159.211.12

2017-10-09-----2017-10-09 162.159.210.12