iP or domain name lookup

xgrc.com Server iP：

Current resolution：

domain resolution record：

2020-04-28-----2020-04-28 121.127.230.52

2019-08-23-----2019-08-27 103.70.225.174

2019-06-14-----2019-06-16 47.97.99.155

2017-03-20-----2017-03-20 117.34.14.231

2017-03-20-----2017-03-20 42.236.94.249

2017-03-20-----2017-03-20 125.39.174.231

2017-03-20-----2017-03-20 116.31.127.231

2017-03-20-----2017-03-20 58.211.137.231

2017-03-20-----2017-03-20 162.159.209.14

2017-03-20-----2017-03-20 122.190.3.231

2017-02-27-----2017-03-05 23.234.4.153

2017-02-27-----2017-03-05 23.234.4.151