iP or domain name lookup

a7511dc.niuys10.com Server iP：

Current resolution：

domain resolution record：

2021-03-16-----2021-03-16 192.151.223.155

2021-03-16-----2021-03-16 192.151.223.140

2021-03-16-----2021-03-16 192.151.223.108

2021-03-16-----2021-03-16 192.151.223.123

2021-03-16-----2021-03-16 192.151.223.149

2021-03-16-----2021-03-16 192.151.223.101

2021-03-16-----2021-03-16 192.151.223.91

2021-03-16-----2021-03-16 192.151.223.132

2021-03-16-----2021-03-16 192.151.223.85

2021-03-16-----2021-03-16 192.151.223.116