| Date | IP Address |
| 2020-04-15 | 99.84.122.64 (ClassC) |
| 2021-03-16 | 54.192.58.129 (ClassC) |
| 2021-03-16 | 54.192.58.8 (ClassC) |
| 2021-03-16 | 54.192.58.81 (ClassC) |
| 2024-07-04 | 18.161.6.77 (ClassC) |
| 2024-07-17 | 18.161.6.74 (ClassC) |
| 2024-12-31 | 3.163.158.25 (ClassC) |
| 2025-01-10 | 18.238.217.55 (ClassC) |
| Date | Domain | IP |
| auth-service-api.ra.cdp.postoffice.co.uk | 2024-05-30 | 35.176.116.230 |
| chat.ra.cdp.postoffice.co.uk | 2024-07-04 | 18.161.6.77 |
| chat.prod.cdp.postoffice.co.uk | 2025-01-04 | 3.163.24.4 |
| branch-hub.ipt.cdp.postoffice.co.uk | 2024-02-20 | 204.246.191.103 |