iP or domain name lookup

cp.yy.com Server iP：

Current resolution：

domain resolution record：

2018-07-03-----2021-07-27 103.227.121.100

2018-07-03-----2021-07-27 221.228.79.225

2019-11-04-----2021-07-27 120.195.158.46

2021-07-27-----2021-07-27 111.13.164.49

2021-07-27-----2021-07-27 106.38.197.51

2021-07-27-----2021-07-27 183.240.168.210

2021-07-27-----2021-07-27 14.17.109.66

2019-11-04-----2019-12-18 125.39.99.224

2019-11-04-----2019-12-18 114.236.142.226

2019-11-04-----2019-12-18 113.107.236.195

2019-11-04-----2019-12-18 125.88.179.100

2019-11-04-----2019-12-18 183.232.136.130

2019-11-04-----2019-11-04 122.13.211.66