| Date | IP Address |
| 2023-11-11 | 172.64.155.192 (ClassC) |
| 2024-02-19 | 104.18.32.64 (ClassC) |
| 2024-08-03 | 104.18.32.247 (ClassC) |
| 2024-08-11 | 172.64.155.9 (ClassC) |
| 2025-11-17 | 104.18.16.250 (ClassC) |
| 2026-01-25 | 104.18.17.250 (ClassC) |
| Date | Domain | IP |
| ap.enterprise.efax.com.au | 2024-09-02 | 18.208.125.13 |
| ap.switch.efax.com.au | 2024-09-02 | 18.208.125.13 |
| ap.efax.com.au | 2025-03-06 | 34.237.219.119 |
| sassets.efax.com.au | 2025-06-05 | 104.18.16.250 |
| origin-www.efax.com.au | 2025-12-10 | 204.11.168.59 |