iP or domain name lookup

mcnup.cn Server iP：

Current resolution：

domain resolution record：

2021-09-05-----2023-11-28 127.0.0.1

2023-08-06-----2023-08-06 54.153.56.183

2022-12-22-----2022-12-22 23.225.73.147

2022-06-03-----2022-06-03 43.154.92.45

2022-05-06-----2022-05-06 43.132.251.31

2022-01-07-----2022-01-09 8.210.98.29

2021-12-25-----2021-12-25 8.218.27.89

2021-11-25-----2021-11-26 115.126.86.64

2021-09-06-----2021-09-06 103.149.201.133

2021-09-05-----2021-09-05 103.164.63.24