iP or domain name lookup

sycow.cn Server iP：

Current resolution：

domain resolution record：

2021-08-02-----2021-08-02 156.231.2.238

2020-03-17-----2020-03-17 104.149.242.76

2019-10-27-----2019-11-05 78.142.29.210

2019-10-25-----2019-10-25 79.124.78.120

2019-07-12-----2019-07-12 103.197.218.168

2017-06-11-----2017-06-11 211.149.173.170

2017-05-15-----2017-05-15 125.88.190.28

2017-02-01-----2017-02-01 61.240.144.192

2017-02-01-----2017-02-01 183.136.133.221

2017-02-01-----2017-02-01 222.73.144.157

2017-02-01-----2017-02-01 202.102.85.67

2017-02-01-----2017-02-01 125.88.190.21

2017-02-01-----2017-02-01 182.140.227.174