| Date | IP Address |
| 2020-05-15 | 99.84.222.5 (ClassC) |
| 2020-05-15 | 99.84.222.83 (ClassC) |
| 2020-05-15 | 99.86.230.2 (ClassC) |
| 2021-04-17 | 99.84.174.84 (ClassC) |
| 2021-04-17 | 52.85.91.99 (ClassC) |
| 2021-04-17 | 99.84.174.119 (ClassC) |
| 2021-04-17 | 99.84.174.38 (ClassC) |
| 2021-04-17 | 99.84.174.79 (ClassC) |
| 2021-04-17 | 52.85.91.92 (ClassC) |
| 2024-12-12 | 3.163.189.61 (ClassC) |
| 2025-01-11 | 18.161.6.55 (ClassC) |
| 2025-01-16 | 3.163.189.105 (ClassC) |
| 2025-04-26 | 99.84.66.22 (ClassC) |
| 2025-04-30 | 204.246.191.103 (ClassC) |
| 2025-05-11 | 18.161.6.39 (ClassC) |
| 2025-05-25 | 3.163.189.74 (ClassC) |
| 2025-06-09 | 18.161.6.26 (ClassC) |
| 2025-06-12 | 18.161.6.73 (ClassC) |
| 2025-08-01 | 204.246.191.55 (ClassC) |
| 2025-08-10 | 204.246.191.82 (ClassC) |
| 2025-10-01 | 3.169.173.11 (ClassC) |
| 2025-10-30 | 3.169.173.124 (ClassC) |
| 2025-11-29 | 3.169.173.79 (ClassC) |
| Date | Domain | IP |
| auth-service-api.ra.cdp.postoffice.co.uk | 2024-05-30 | 35.176.116.230 |
| travel-app-bo.ra.cdp.postoffice.co.uk | 2025-02-04 | 18.172.170.97 |
| chat.ra.cdp.postoffice.co.uk | 2024-12-31 | 3.163.158.25 |
| pudo-support-portal.prod.cdp.postoffice.co.uk | 2025-08-26 | 99.84.66.10 |
| chat.prod.cdp.postoffice.co.uk | 2025-02-19 | 3.163.24.46 |
| branch-hub.ipt.cdp.postoffice.co.uk | 2024-12-12 | 3.163.189.61 |
| chat.ipt.cdp.postoffice.co.uk | 2025-10-13 | 3.169.173.46 |