iP or domain name lookup

nmg.8866.org Server iP：

Current resolution：

domain resolution record：

2018-01-22-----2018-01-23 121.57.42.207

2018-01-23-----2018-01-23 121.57.42.21

2017-12-16-----2017-12-16 121.57.41.250

2017-12-15-----2017-12-15 121.57.42.224

2017-09-05-----2017-09-06 121.57.43.166

2017-09-05-----2017-09-05 121.57.43.26

2017-09-04-----2017-09-04 121.57.42.19

2017-08-26-----2017-08-27 121.57.40.157

2017-08-27-----2017-08-27 121.57.43.249

2017-05-01-----2017-05-01 121.57.41.87

2017-04-10-----2017-04-10 121.57.43.200

2017-03-21-----2017-03-21 121.57.40.31

2017-01-11-----2017-01-11 111.126.230.89

2017-01-10-----2017-01-10 111.126.75.15