| Date | IP Address |
| 2018-09-13 | 54.231.141.170 (ClassC) |
| 2023-08-15 | 54.194.86.162 (ClassC) |
| 2023-08-29 | 52.50.42.122 (ClassC) |
| 2023-10-27 | 54.170.140.150 (ClassC) |
| 2024-01-27 | 54.171.245.13 (ClassC) |
| 2024-05-13 | 54.77.163.158 (ClassC) |
| 2024-05-26 | 52.211.102.222 (ClassC) |
| 2024-06-03 | 52.212.232.67 (ClassC) |
| 2024-06-13 | 54.194.190.37 (ClassC) |
| 2024-07-22 | 34.255.47.235 (ClassC) |
| 2024-08-25 | 54.154.190.195 (ClassC) |
| 2024-09-17 | 18.203.229.34 (ClassC) |
| 2024-10-02 | 54.220.70.6 (ClassC) |
| 2024-10-14 | 52.30.247.49 (ClassC) |
| 2024-11-15 | 54.228.82.135 (ClassC) |
| 2024-11-24 | 54.77.60.152 (ClassC) |
| 2024-12-12 | 52.213.183.109 (ClassC) |
| 2025-01-12 | 54.76.183.194 (ClassC) |
| 2025-05-18 | 34.246.209.195 (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 |