| Date | IP Address |
| 2023-11-13 | 23.221.22.85 (ClassC) |
| 2023-12-24 | 23.64.114.47 (ClassC) |
| 2024-02-05 | 184.30.31.51 (ClassC) |
| 2024-05-01 | 23.216.145.13 (ClassC) |
| 2024-06-16 | 23.64.112.5 (ClassC) |
| 2024-10-05 | 23.54.19.130 (ClassC) |
| 2024-10-20 | 23.203.49.18 (ClassC) |
| 2024-11-20 | 23.66.101.74 (ClassC) |
| 2024-11-24 | 104.103.68.210 (ClassC) |
| 2025-01-26 | 23.59.88.200 (ClassC) |
| 2025-02-06 | 96.7.39.57 (ClassC) |
| 2025-02-19 | 23.41.4.26 (ClassC) |
| 2025-03-09 | 96.7.218.243 (ClassC) |
| 2025-03-10 | 23.209.92.107 (ClassC) |
| 2025-03-21 | 23.66.101.73 (ClassC) |
| 2025-03-28 | 23.209.92.111 (ClassC) |
| 2025-06-15 | 23.41.4.76 (ClassC) |
| 2025-06-22 | 23.0.162.144 (ClassC) |
| 2025-10-08 | 23.41.4.86 (ClassC) |
| 2026-01-24 | 54.206.239.18 (ClassC) |
| Date | Domain | IP |
| sicportal.auscheck.gov.au | 2025-10-10 | 164.97.249.175 |
| www.auscheck.gov.au | 2025-01-17 | 23.41.4.86 |