iP or domain name lookup

ag7.k28123.net Server iP：

Current resolution：

domain resolution record：

2021-10-24-----2021-10-24 172.247.34.60

2021-10-24-----2021-10-24 144.48.239.4

2021-10-23-----2021-10-23 198.16.53.5

2021-10-23-----2021-10-23 198.16.53.3

2021-10-23-----2021-10-23 198.16.53.6