| Date | IP Address |
| 2023-08-29 | 54.72.29.95 (ClassC) |
| 2023-10-16 | 34.241.36.202 (ClassC) |
| 2024-08-17 | 54.154.9.114 (ClassC) |
| 2024-12-24 | 34.249.196.76 (ClassC) |
| 2025-05-08 | 52.19.118.171 (ClassC) |
| Date | Domain | IP |
| uka.postcoder.com | 2024-07-22 | 54.216.254.47 |
| ws.postcoder.com | 2023-08-29 | 54.72.29.95 |
| www.postcoder.com | 2023-08-29 | 63.32.135.8 |