iP or domain name lookup

yirentong.com.cn Server iP：

Current resolution：

domain resolution record：

2024-07-24-----2024-07-24 121.40.40.37

2023-02-10-----2024-04-12 101.201.148.66

2022-06-25-----2022-11-26 139.129.146.56

2021-11-15-----2022-01-30 139.129.172.53

2020-07-29-----2021-02-15 121.42.96.214

2019-09-23-----2019-10-03 139.129.140.50