iP or domain name lookup

castnet.nctu.edu.tw Server iP：

Current resolution：

domain resolution record：

2021-02-23-----2023-05-03 140.113.9.79

2023-05-03-----2023-05-03 192.133.77.59

2023-05-03-----2023-05-03 173.252.105.21

2023-05-03-----2023-05-03 199.16.156.71

2023-05-03-----2023-05-03 104.244.46.9

2023-05-03-----2023-05-03 67.15.100.252

2023-05-03-----2023-05-03 162.125.32.13

2023-05-03-----2023-05-03 128.242.250.155

2023-05-03-----2023-05-03 162.125.2.5

2023-05-03-----2023-05-03 202.160.128.14

2023-05-03-----2023-05-03 199.59.148.202

2023-05-03-----2023-05-03 67.230.169.182

2023-05-03-----2023-05-03 31.13.80.169

2023-05-03-----2023-05-03 157.240.17.41