iP or domain name lookup

test1.7766.org Server iP：

Current resolution：

domain resolution record：

2021-10-17-----2021-10-17 183.138.63.45

2021-09-17-----2021-09-17 183.138.58.208

2021-08-26-----2021-08-26 183.138.45.7

2020-04-20-----2020-04-20 122.240.193.105

2020-03-06-----2020-03-06 122.240.207.48