| Date | IP Address |
| 2023-08-07 | 13.249.141.94 (ClassC) |
| 2024-09-12 | 204.246.191.7 (ClassC) |
| 2024-11-17 | 52.84.162.60 (ClassC) |
| Date | Domain | IP |
| 155-9-225-50.policecheck.auspost.com.au | 2023-12-28 | 204.246.191.52 |
| 35-9-6-42.policecheck.auspost.com.au | 2024-11-02 | 204.246.191.49 |
| 17-121-121-23.policecheck.auspost.com.au | 2024-02-18 | 204.246.191.49 |
| 17-121-115-46.policecheck.auspost.com.au | 2024-02-25 | 204.246.191.7 |
| 17-121-125-76.policecheck.auspost.com.au | 2024-02-22 | 204.246.191.16 |
| 750-74-7.policecheck.auspost.com.au | 2024-10-06 | 18.172.170.83 |
| 17-121-116-77.policecheck.auspost.com.au | 2024-02-24 | 204.246.191.52 |
| 155-9-225-48.policecheck.auspost.com.au | 2024-07-17 | 204.246.191.49 |
| 155-9-51-39.policecheck.auspost.com.au | 2024-02-21 | 204.246.191.16 |
| otc.policecheck.auspost.com.au | 2023-12-31 | 204.246.191.3 |
| api.otc.policecheck.auspost.com.au | 2024-02-06 | 204.246.191.114 |
| digital-id.policecheck.auspost.com.au | 2024-09-03 | 99.86.38.34 |
| api.policecheck.auspost.com.au | 2024-05-20 | 3.163.189.63 |
| api.support.policecheck.auspost.com.au | 2024-10-14 | 99.84.66.34 |
| otc-only.policecheck.auspost.com.au | 2024-01-23 | 3.163.24.62 |
| api.otc-only.policecheck.auspost.com.au | 2024-09-12 | 204.246.191.7 |