iP or domain name lookup

defu.bj01.bdysite.com Server iP：

Current resolution：

domain resolution record：

2019-08-14-----2022-01-11 119.188.131.245

2021-01-02-----2022-01-11 150.138.249.222

2021-02-16-----2022-01-11 150.138.249.223

2017-02-22-----2019-10-03 111.206.38.21

2018-01-16-----2019-10-03 180.149.142.215

2017-02-22-----2018-01-17 111.206.47.207

2018-01-16-----2018-01-17 220.181.172.23

2017-02-22-----2017-12-08 220.181.175.21

2017-02-22-----2017-12-08 220.181.172.51

2017-02-22-----2017-09-03 111.13.104.36

2017-02-22-----2017-08-29 111.13.107.20