iP or domain name lookup

21hros.com Server iP：

Current resolution：

domain resolution record：

2021-08-06-----2024-06-19 116.255.245.211

2021-03-23-----2021-03-23 116.140.34.68

2021-02-20-----2021-02-20 122.114.95.191

2019-08-02-----2019-08-25 61.139.126.119

2016-12-05-----2017-12-03 211.149.133.116

2016-12-07-----2016-12-07 116.255.233.169

2016-12-07-----2016-12-07 121.201.3.198

2016-12-05-----2016-12-05 121.201.23.41