iP or domain name lookup

i.niubb.net Server iP：

Current resolution：

domain resolution record：

2020-10-20-----2021-02-23 23.224.78.18

2019-09-18-----2019-09-19 199.59.242.152

2019-07-17-----2019-08-14 199.59.242.151

2017-06-28-----2018-02-22 121.207.229.235

2017-06-28-----2018-02-22 183.232.151.158

2017-06-28-----2018-02-22 111.161.3.179

2017-06-28-----2018-02-22 220.181.105.175

2017-06-29-----2018-02-22 182.140.245.21

2017-07-05-----2018-02-22 121.9.212.215

2017-07-05-----2018-02-22 211.138.122.206

2018-02-22-----2018-02-22 123.129.244.223

2017-06-28-----2017-07-05 61.147.118.219

2017-06-28-----2017-07-05 124.232.157.112

2017-06-28-----2017-07-05 124.160.136.155

2017-07-05-----2017-07-05 58.218.215.164

2017-07-05-----2017-07-05 183.61.180.169

2017-07-05-----2017-07-05 123.138.67.51

2017-07-05-----2017-07-05 124.112.127.54

2017-06-28-----2017-06-29 180.97.168.198

2017-06-28-----2017-06-29 221.13.203.67

2017-06-29-----2017-06-29 218.31.227.11

2017-06-29-----2017-06-29 112.5.251.52

2017-06-29-----2017-06-29 122.72.35.195

2017-06-29-----2017-06-29 222.186.49.187

2017-06-29-----2017-06-29 218.107.196.239

2017-06-29-----2017-06-29 124.238.232.221

2017-06-28-----2017-06-28 120.192.82.237

2017-06-28-----2017-06-28 58.218.215.159

2017-06-28-----2017-06-28 116.55.241.155