| Date | IP Address |
| 2019-08-28 | 85.31.196.87 (ClassC) |
| 2024-07-16 | 37.187.153.18 (ClassC) |
| 2025-05-28 | 141.94.206.71 (ClassC) |
| 2026-01-24 | 141.94.27.65 (ClassC) |
| Date | Domain | IP |
| trainingcourses.essfn.org | 2025-05-23 | 141.94.206.71 |
| www.essfn.org | 2024-07-18 | 37.187.153.18 |