iP or domain name lookup

a.by.21eb.cn Server iP：

Current resolution：

domain resolution record：

2021-12-24-----2021-12-24 157.0.144.192

2021-12-24-----2021-12-24 60.167.222.16

2021-12-24-----2021-12-24 122.228.0.169

2021-12-24-----2021-12-24 59.63.235.44

2021-12-24-----2021-12-24 182.43.124.6

2021-12-24-----2021-12-24 119.188.123.171

2021-12-24-----2021-12-24 27.221.54.169

2021-12-24-----2021-12-24 223.111.97.242

2021-12-24-----2021-12-24 121.51.68.173

2021-12-24-----2021-12-24 61.156.152.51

2021-12-24-----2021-12-24 119.188.123.178

2021-12-24-----2021-12-24 223.111.108.146