iP or domain name lookup

lnsignexpo.com Server iP：

Current resolution：

domain resolution record：

2019-07-20-----2019-08-27 172.121.84.130

2017-06-26-----2017-07-28 116.31.127.138

2017-06-26-----2017-07-27 59.51.81.226

2017-06-26-----2017-07-27 42.236.94.138

2017-06-26-----2017-07-27 58.211.137.138

2017-06-26-----2017-07-27 162.159.209.53

2017-06-27-----2017-07-27 162.159.208.53

2017-07-27-----2017-07-27 115.231.187.138

2017-06-26-----2017-06-27 117.34.14.138

2017-06-26-----2017-06-27 125.39.174.138

2017-06-26-----2017-06-27 122.190.3.138

2016-11-23-----2017-03-28 202.85.221.200