iP or domain name lookup

er7j.cn Server iP：

Current resolution：

domain resolution record：

2024-04-20-----2024-04-20 154.197.180.240

2022-05-06-----2022-05-06 45.12.139.10

2021-12-11-----2021-12-11 206.125.42.174

2019-09-13-----2019-11-21 154.223.152.45