iP or domain name lookup

db9999.net Server iP：

Current resolution：

domain resolution record：

2019-08-20-----2019-08-21 199.59.242.151

2017-08-04-----2017-09-06 137.59.19.233

2017-08-04-----2017-09-06 23.226.61.217

2017-09-06-----2017-09-06 118.163.214.15

2017-09-06-----2017-09-06 125.227.205.33

2017-08-05-----2017-08-05 23.235.184.81

2017-08-04-----2017-08-04 104.20.54.63

2017-08-04-----2017-08-04 104.20.53.63

2017-08-04-----2017-08-04 182.247.245.132

2017-08-04-----2017-08-04 117.27.239.203

2017-08-04-----2017-08-04 103.235.6.1