iP or domain name lookup

app1.cdn3888.com Server iP：

Current resolution：

domain resolution record：

2017-08-13-----2021-03-09 27.50.32.176

2017-03-17-----2017-03-17 117.34.14.88

2017-03-17-----2017-03-17 162.159.232.250

2017-03-17-----2017-03-17 116.31.127.48

2017-03-17-----2017-03-17 125.39.174.88

2017-03-17-----2017-03-17 112.25.91.88

2017-03-17-----2017-03-17 43.225.47.47

2017-03-17-----2017-03-17 119.188.97.152

2017-03-17-----2017-03-17 58.211.137.88