| Date | IP Address | 
| 2014-01-08 | 77.75.232.231 (ClassC) | 
| 2025-11-04 | 52.31.234.116 (ClassC) | 
| Date | Domain | IP | 
| mail1.theengineer.co.uk | 2024-11-24 | 108.138.94.89 | 
| secure.theengineer.co.uk | 2025-05-11 | 77.75.232.231 | 
| processengineering.theengineer.co.uk | 2025-11-04 | 52.31.234.116 | 
| mail.theengineer.co.uk | 2024-12-07 | 108.138.94.54 | 
| m.theengineer.co.uk | 2025-08-04 | 52.29.209.162 | 
| admin.theengineer.co.uk | 2024-03-03 | 3.163.24.117 | 
| jobs.theengineer.co.uk | 2021-05-23 | 13.225.230.108 | 
| cms.theengineer.co.uk | 2025-11-03 | 77.75.232.231 | 
| recruiters.theengineer.co.uk | 2025-07-26 | 212.188.174.43 | 
| uat.theengineer.co.uk | 2025-07-27 | 20.107.224.27 | 
| myaccount.theengineer.co.uk | 2025-09-13 | 77.75.232.231 | 
| www.theengineer.co.uk | 2025-06-19 | 20.107.224.27 |