| Date | IP Address |
| 2022-05-07 | 104.21.234.145 (ClassC) |
| 2024-11-24 | 104.21.234.144 (ClassC) |
| 2025-02-01 | 172.67.172.12 (ClassC) |
| Date | Domain | IP |
| webdisk.hrgpscwb.edu.hk | 2025-01-12 | 104.21.234.145 |
| autodiscover.hrgpscwb.edu.hk | 2024-11-10 | 104.21.234.145 |
| www.hrgpscwb.edu.hk | 2024-11-24 | 104.21.234.144 |