iP or domain name lookup

jp1.heikeji.us Server iP：

Current resolution：

domain resolution record：

2019-07-16-----2019-07-16 172.104.116.71

2019-07-16-----2019-07-16 172.104.115.81

2017-12-22-----2017-12-22 172.104.108.131

2017-12-22-----2017-12-22 172.104.121.40

2017-12-22-----2017-12-22 172.104.107.115

2017-12-22-----2017-12-22 172.104.65.248

2017-12-22-----2017-12-22 172.104.122.162

2017-10-24-----2017-10-24 66.175.223.34

2017-10-24-----2017-10-24 45.79.111.26

2017-10-24-----2017-10-24 45.77.187.68

2017-10-24-----2017-10-24 50.116.7.69

2017-10-24-----2017-10-24 45.77.187.85

2017-10-17-----2017-10-18 45.32.11.217

2017-10-14-----2017-10-17 172.104.111.11