iP or domain name lookup

vacancy.hkptu.org Server iP：

Current resolution：

domain resolution record：

2021-01-08-----2021-01-08 103.240.182.55

2021-01-08-----2021-01-08 128.121.146.101

2021-01-08-----2021-01-08 104.22.9.150

2021-01-08-----2021-01-08 185.45.6.103

2021-01-08-----2021-01-08 69.63.176.143

2021-01-08-----2021-01-08 31.13.97.245

2021-01-08-----2021-01-08 108.160.172.1

2021-01-08-----2021-01-08 157.240.2.50

2021-01-08-----2021-01-08 162.125.18.133

2021-01-08-----2021-01-08 103.240.180.117

2021-01-08-----2021-01-08 199.59.150.11

2021-01-08-----2021-01-08 31.13.81.1

2021-01-08-----2021-01-08 31.13.80.12

2021-01-08-----2021-01-08 172.67.11.44

2021-01-08-----2021-01-08 128.242.240.149