iP or domain name lookup

school.yundun-cdn.cn Server iP：

Current resolution：

domain resolution record：

2023-06-15-----2023-06-15 20.63.140.112

2023-06-15-----2023-06-15 35.215.136.255

2023-06-15-----2023-06-15 46.3.115.80

2023-06-15-----2023-06-15 4.216.192.156

2023-06-15-----2023-06-15 20.89.106.44

2023-06-15-----2023-06-15 20.63.142.186

2023-06-15-----2023-06-15 34.142.221.149

2023-06-15-----2023-06-15 34.96.184.31

2023-06-15-----2023-06-15 43.206.96.6

2023-06-15-----2023-06-15 18.183.115.146