| Date | IP Address |
| 2023-10-16 | 13.210.150.253 (ClassC) |
| 2023-11-01 | 13.236.65.119 (ClassC) |
| 2024-03-10 | 54.66.127.122 (ClassC) |
| 2024-05-24 | 52.64.160.138 (ClassC) |
| 2024-07-30 | 3.25.0.25 (ClassC) |
| 2024-10-07 | 3.25.29.219 (ClassC) |
| 2024-11-06 | 54.79.238.99 (ClassC) |
| 2024-11-15 | 13.210.219.137 (ClassC) |
| 2024-11-24 | 13.238.226.71 (ClassC) |
| 2025-01-22 | 3.105.240.61 (ClassC) |
| 2025-03-15 | 54.253.41.20 (ClassC) |
| 2025-04-30 | 3.107.131.174 (ClassC) |
| Date | Domain | IP |
| mail.nhc.com.au | 2025-04-29 | 183.177.48.182 |
| careers.nhc.com.au | 2024-03-10 | 52.58.233.92 |
| www.nhc.com.au | 2023-10-16 | 13.210.150.253 |