iP or domain name lookup

u.crsky.com Server iP：

Current resolution：

domain resolution record：

2020-09-28-----2023-09-15 122.226.167.225

2023-09-08-----2023-09-15 127.0.0.1

2017-09-03-----2019-10-15 117.25.139.67

2017-09-03-----2019-08-24 36.248.216.132

2019-07-15-----2019-08-24 183.252.53.147

2017-09-03-----2018-03-16 112.5.254.82