iP or domain name lookup

a.shizipi.cn Server iP：

Current resolution：

domain resolution record：

2017-12-21-----2018-01-18 58.211.137.206

2017-07-12-----2018-01-17 162.159.210.27

2017-12-21-----2018-01-17 162.159.211.27

2017-12-21-----2018-01-17 125.39.174.206

2017-12-21-----2018-01-17 59.51.81.241

2017-12-21-----2018-01-17 42.236.94.206

2017-12-21-----2018-01-17 117.34.14.206

2017-07-12-----2017-07-13 42.236.94.186

2017-07-12-----2017-07-13 58.211.137.186

2017-07-12-----2017-07-13 117.34.14.186

2017-07-12-----2017-07-13 115.231.187.186

2017-07-13-----2017-07-13 122.190.3.186

2017-07-12-----2017-07-12 116.31.127.186

2017-07-12-----2017-07-12 59.51.81.237