iP or domain name lookup

ainaer.com Server iP：

Current resolution：

domain resolution record：

2019-07-09-----2019-09-29 47.91.169.15

2017-11-28-----2017-11-30 104.160.171.91

2017-11-30-----2017-11-30 170.178.178.44

2017-10-06-----2017-10-07 104.160.171.85

2017-10-06-----2017-10-06 104.160.171.84

2017-10-01-----2017-10-02 104.160.171.83

2017-07-21-----2017-09-28 170.178.178.35

2017-08-16-----2017-08-16 170.178.178.49

2017-08-05-----2017-08-05 170.178.178.56

2017-07-02-----2017-07-04 170.178.178.51

2017-06-20-----2017-06-20 104.160.171.67

2017-05-14-----2017-05-14 170.178.178.58