iP or domain name lookup

hztedun.isitecenter.cn Server iP：

Current resolution：

domain resolution record：

2019-07-12-----2019-10-08 175.6.244.28

2019-10-08-----2019-10-08 182.61.162.204

2019-10-08-----2019-10-08 210.16.190.43

2019-07-12-----2019-07-12 182.61.162.211

2019-07-12-----2019-07-12 183.2.242.129

2019-07-12-----2019-07-12 183.2.242.190

2019-07-12-----2019-07-12 113.141.163.193

2017-02-14-----2017-02-14 171.107.190.143

2017-02-14-----2017-02-14 115.231.29.34

2017-02-14-----2017-02-14 182.135.90.85

2017-02-14-----2017-02-14 123.160.223.136

2017-02-14-----2017-02-14 117.169.23.194

2017-02-14-----2017-02-14 211.90.30.151

2017-02-14-----2017-02-14 221.181.195.160

2017-02-14-----2017-02-14 115.231.29.27

2017-02-14-----2017-02-14 119.147.113.189

2017-02-14-----2017-02-14 221.204.179.139

2017-02-14-----2017-02-14 114.80.57.20

2017-02-14-----2017-02-14 123.130.123.145