iP or domain name lookup

cdn.21lvling.com Server iP：

Current resolution：

domain resolution record：

2020-11-08-----2020-11-09 199.59.242.154

2017-11-25-----2017-11-26 220.181.105.240

2017-11-25-----2017-11-25 111.161.3.158

2017-11-25-----2017-11-25 42.81.4.44

2017-11-25-----2017-11-25 120.192.250.87

2017-11-25-----2017-11-25 27.221.30.56

2017-11-25-----2017-11-25 122.227.164.188

2017-11-25-----2017-11-25 119.167.151.237

2017-11-25-----2017-11-25 171.111.154.207

2017-11-25-----2017-11-25 117.175.92.42

2017-11-25-----2017-11-25 122.225.34.189