iP or domain name lookup

f.yy.com Server iP：

Current resolution：

domain resolution record：

2019-09-16-----2022-08-03 221.228.79.225

2020-10-03-----2022-08-03 183.240.168.210

2021-10-02-----2022-08-03 111.13.164.49

2021-10-02-----2022-08-03 106.38.197.51

2022-04-28-----2022-08-03 103.227.121.120

2022-08-03-----2022-08-03 120.195.158.53

2020-10-03-----2022-04-28 14.17.109.66

2019-09-21-----2021-10-02 120.195.158.46

2019-09-21-----2021-10-02 103.227.121.100

2020-10-03-----2020-10-03 163.177.156.228

2019-09-16-----2019-12-08 113.107.236.195

2019-09-16-----2019-09-21 183.232.136.130

2019-09-16-----2019-09-21 122.13.211.66