iP or domain name lookup

dengqi.bj01.bdysite.com Server iP：

Current resolution：

domain resolution record：

2018-01-16-----2020-06-26 180.149.142.215

2020-06-26-----2020-06-26 120.222.213.209

2019-08-02-----2019-08-02 119.188.131.245

2017-02-15-----2018-01-17 111.206.47.207

2017-02-15-----2018-01-16 111.206.38.21

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

2017-02-15-----2017-12-08 220.181.175.21

2017-02-15-----2017-12-08 220.181.172.51

2017-02-15-----2017-09-03 111.13.107.20

2017-02-15-----2017-08-28 111.13.104.36