iP or domain name lookup

cnkis.cnkipmlc.checkpass.net Server iP：

Current resolution：

domain resolution record：

2019-06-14-----2023-08-18 47.92.244.75

2019-07-16-----2023-08-18 39.98.185.250

2023-04-24-----2023-04-24 39.98.197.132

2022-05-03-----2022-05-03 121.89.233.73

2021-05-14-----2021-05-14 39.98.126.22

2021-05-14-----2021-05-14 8.142.32.165

2020-04-13-----2020-06-22 39.100.207.193

2020-05-20-----2020-06-22 39.98.208.201

2019-04-13-----2019-06-14 112.124.53.233

2019-05-11-----2019-06-11 120.27.162.72