iP or domain name lookup

oucru.org Server iP：

Current resolution：

domain resolution record：

2023-10-12-----2023-10-12 23.235.197.100

2022-11-09-----2022-11-09 103.37.33.57

2019-07-04-----2019-07-04 123.30.89.132

2017-12-21-----2017-12-21 74.124.210.251