| Date | IP Address |
| 2024-11-26 | 3.127.10.56 (ClassC) |
| 2025-04-06 | 3.67.60.16 (ClassC) |
| 2025-05-05 | 3.77.240.164 (ClassC) |
| 2025-08-14 | 3.64.52.241 (ClassC) |
| 2026-02-24 | 3.73.193.11 (ClassC) |
| Date | Domain | IP |
| fefi.aws.fennia.fi | 2024-09-23 | 3.163.24.82 |
| api.fefi.aws.fennia.fi | 2021-02-03 | 99.84.79.122 |
| analytics.fefi.aws.fennia.fi | 2025-04-06 | 3.67.60.16 |
| test2.fefitest.aws.fennia.fi | 2024-08-13 | 99.84.66.87 |
| api.test2.fefitest.aws.fennia.fi | 2022-03-10 | 108.159.227.100 |
| api.fefitest.aws.fennia.fi | 2023-10-20 | 204.246.191.53 |
| api.ofdev.aws.fennia.fi | 2025-04-27 | 18.195.156.131 |
| api.fefidev.aws.fennia.fi | 2025-04-26 | 204.246.191.62 |