iP or domain name lookup

jnusm.net Server iP：

Current resolution：

domain resolution record：

2024-10-20-----2024-10-20 111.173.118.96

2019-12-28-----2024-02-22 23.91.101.111

2017-04-01-----2019-07-28 103.72.144.152

2017-03-18-----2017-03-18 45.249.247.199

2017-02-02-----2017-03-06 23.91.100.130