iP or domain name lookup

tw.yy.com Server iP：

Current resolution：

domain resolution record：

2017-11-18-----2019-12-05 221.228.110.32

2017-04-11-----2017-09-05 113.107.236.195

2017-04-11-----2017-09-05 122.13.211.66

2017-04-11-----2017-09-05 183.232.136.130

2017-04-11-----2017-09-05 221.228.79.225

2017-04-11-----2017-09-05 103.227.121.100

2017-08-26-----2017-09-05 114.236.142.226

2017-08-26-----2017-09-05 125.88.179.100

2017-04-11-----2017-09-03 120.195.158.46