iP or domain name lookup

vpn.luyou.pw Server iP：

Current resolution：

domain resolution record：

2018-05-13-----2018-05-13 185.53.179.7

2016-12-17-----2016-12-23 218.90.157.126

2016-12-01-----2016-12-15 221.227.38.191

2016-12-13-----2016-12-14 45.76.104.100

2016-11-23-----2016-11-25 117.84.36.174

2016-11-25-----2016-11-25 180.113.107.22