iP or domain name lookup

tc.stoo.cn Server iP：

Current resolution：

domain resolution record：

2019-12-20-----2019-12-20 79.124.78.120

2019-12-14-----2019-12-18 78.142.29.210

2017-12-07-----2017-12-07 119.145.83.59

2017-01-25-----2017-01-26 113.111.8.236

2016-12-28-----2016-12-28 218.19.226.113

2016-12-27-----2016-12-27 14.120.192.2

2016-12-15-----2016-12-18 218.19.226.63

2016-11-15-----2016-11-16 218.19.226.222