| Date | IP Address |
| 2021-01-22 | 52.214.84.225 (ClassC) |
| 2023-11-23 | 34.248.198.210 (ClassC) |
| 2024-12-14 | 52.50.63.131 (ClassC) |
| 2025-09-09 | 52.209.206.129 (ClassC) |
| 2025-10-08 | 54.154.70.212 (ClassC) |
| 2026-01-15 | 3.163.24.17 (ClassC) |
| 2026-02-13 | 3.163.24.66 (ClassC) |
| Date | Domain | IP |
| smtp1.crowntwickenham.co.uk | 2025-08-26 | 52.50.31.84 |
| comune.crowntwickenham.co.uk | 2025-07-19 | 54.228.121.29 |
| www.crowntwickenham.co.uk | 2025-09-09 | 52.209.206.129 |