iP or domain name lookup

us1.youmengdai.cn Server iP：

Current resolution：

domain resolution record：

2020-05-07-----2021-04-07 112.25.18.130

2020-07-13-----2021-04-07 36.156.81.212

2020-07-13-----2021-04-07 58.218.215.138

2021-04-07-----2021-04-07 123.129.244.230

2021-04-07-----2021-04-07 140.249.61.73

2021-04-07-----2021-04-07 117.25.133.174

2021-04-07-----2021-04-07 58.215.145.111

2021-04-07-----2021-04-07 61.172.205.224

2020-07-13-----2020-07-13 111.6.243.178

2020-07-13-----2020-07-13 120.221.181.201

2020-07-13-----2020-07-13 122.225.34.142

2020-07-13-----2020-07-13 36.102.212.86

2020-07-13-----2020-07-13 61.168.100.170

2020-05-07-----2020-05-07 123.129.244.197

2020-05-07-----2020-05-07 122.246.20.201

2020-05-07-----2020-05-07 61.240.154.97

2020-05-07-----2020-05-07 183.232.159.167

2020-05-07-----2020-05-07 124.236.20.211

2020-05-07-----2020-05-07 117.25.156.159

2020-05-07-----2020-05-07 219.147.157.68