iP or domain name lookup

wu20zhaokai.7766.org Server iP：

Current resolution：

domain resolution record：

2021-03-08-----2021-03-08 34.206.39.153

2019-10-11-----2019-11-09 23.23.86.44

2017-09-05-----2017-09-05 100.64.169.28

2017-09-03-----2017-09-04 100.64.115.26

2017-09-04-----2017-09-04 100.64.177.86

2017-08-26-----2017-08-27 100.64.3.205

2016-12-20-----2016-12-22 183.20.26.87