iP or domain name lookup

a.twgjsq.pw Server iP：

Current resolution：

domain resolution record：

2017-11-30-----2018-05-21 141.8.226.58

2017-07-29-----2017-08-30 198.54.117.212

2017-06-20-----2017-07-04 59.120.77.214

2017-06-17-----2017-06-27 61.219.216.136

2017-06-19-----2017-06-27 118.163.211.5

2017-06-17-----2017-06-19 211.72.118.102

2016-11-06-----2017-06-16 61.219.216.137

2016-11-06-----2017-06-16 211.72.118.101

2016-11-06-----2017-06-16 61.221.47.79

2017-03-19-----2017-06-16 118.163.211.6

2016-11-06-----2017-03-19 118.163.155.68