| Date | IP Address |
| 2024-11-13 | 52.96.164.72 (ClassC) |
| 2024-12-20 | 52.96.119.104 (ClassC) |
| 2025-02-19 | 52.96.184.152 (ClassC) |
| Date | Domain | IP |
| ns1.pnh.com.hk | 2015-04-29 | 208.94.148.2 |
| exchange.pnh.com.hk | 2024-11-13 | 52.96.113.146 |
| autodiscover.pnh.com.hk | 2024-11-13 | 52.96.164.72 |