iP or domain name lookup

nacos.bshcn.com.cn Server iP：

Current resolution：

domain resolution record：

2020-12-16-----2022-05-17 117.78.24.39

2020-12-16-----2022-05-17 49.4.56.31

2021-10-27-----2022-05-17 117.78.24.36

2022-05-17-----2022-05-17 49.4.56.35

2021-10-27-----2021-10-27 49.4.56.40

2020-12-16-----2020-12-16 117.78.24.42

2020-12-16-----2020-12-16 49.4.56.36