iP or domain name lookup

zhengzhou.safetree.com.cn Server iP：

Current resolution：

domain resolution record：

2019-07-12-----2019-10-05 101.251.147.157

2019-07-12-----2019-08-23 183.131.15.90

2019-07-12-----2019-08-23 117.148.167.61

2017-12-10-----2018-01-18 183.136.140.87

2017-03-17-----2018-01-17 183.131.15.82

2017-03-17-----2018-01-17 101.251.147.149

2017-12-10-----2018-01-17 60.12.204.199

2017-12-10-----2018-01-17 60.12.204.197

2017-12-10-----2018-01-17 183.136.140.84

2018-01-17-----2018-01-17 60.12.204.196

2017-12-10-----2017-12-12 183.136.140.85

2017-12-12-----2017-12-12 112.16.163.68

2017-12-10-----2017-12-10 112.16.163.69

2017-03-17-----2017-03-17 117.148.177.99

2017-03-17-----2017-03-17 115.236.185.21

2017-03-17-----2017-03-17 121.52.243.37

2017-03-17-----2017-03-17 117.148.167.53