| Date | IP Address |
| 2021-04-24 | 142.250.103.121 (ClassC) |
| 2024-07-25 | 142.250.217.83 (ClassC) |
| 2025-03-08 | 142.250.217.115 (ClassC) |
| 2025-03-20 | 142.251.33.115 (ClassC) |
| Date | Domain | IP |
| 1-12-0.api.zef.fi | 2024-10-27 | 142.251.33.83 |
| 1-15-0.api.zef.fi | 2024-07-25 | 142.250.217.83 |