iP or domain name lookup

mail.usc.edu.cn Server iP：

Current resolution：

domain resolution record：

2022-10-12-----2024-03-12 129.226.106.19

2022-10-12-----2024-03-12 14.17.5.207

2022-10-12-----2024-03-12 112.90.80.23

2022-10-12-----2022-10-28 81.71.56.226

2019-09-13-----2019-09-13 210.43.112.33