iP or domain name lookup

751dy.com Server iP：

Current resolution：

domain resolution record：

2021-03-26-----2022-03-17 107.186.59.84

2020-11-14-----2020-11-14 172.255.209.25

2020-01-13-----2020-01-28 15.164.83.206

2019-03-16-----2019-11-18 172.106.154.73

2017-11-21-----2017-11-21 111.231.223.218

2017-11-04-----2017-11-12 23.234.22.106