iP or domain name lookup

student.yypls.com Server iP：

Current resolution：

domain resolution record：

2022-01-28-----2022-01-28 112.16.242.48

2022-01-28-----2022-01-28 117.167.118.145

2022-01-28-----2022-01-28 61.162.40.16

2022-01-28-----2022-01-28 112.13.113.151

2022-01-28-----2022-01-28 124.236.35.27

2022-01-28-----2022-01-28 121.51.175.120

2022-01-28-----2022-01-28 122.228.0.157

2022-01-28-----2022-01-28 119.188.123.178

2022-01-28-----2022-01-28 119.188.123.171

2022-01-28-----2022-01-28 123.157.255.158

2022-01-28-----2022-01-28 113.105.165.183