iP or domain name lookup

sysuzhang.iok.la Server iP：

Current resolution：

domain resolution record：

2020-03-07-----2020-03-07 58.248.235.112

2020-03-06-----2020-03-06 112.94.188.51

2019-12-11-----2019-12-11 120.27.251.182

2019-12-11-----2019-12-11 59.41.160.19

2019-12-09-----2019-12-09 27.47.193.201

2019-07-25-----2019-07-25 112.94.118.182

2019-07-14-----2019-07-14 27.47.152.55

2019-07-05-----2019-07-05 27.47.56.47

2017-10-25-----2017-10-25 27.47.154.19

2017-10-24-----2017-10-24 58.249.24.178

2017-10-24-----2017-10-24 61.140.180.163

2017-10-22-----2017-10-22 120.85.204.255

2017-08-21-----2017-08-22 112.94.119.213

2017-08-21-----2017-08-21 61.140.183.237

2017-08-21-----2017-08-21 61.140.183.236