| Date | IP Address |
| 2023-08-29 | 172.67.21.9 (ClassC) |
| 2023-10-04 | 104.22.71.217 (ClassC) |
| 2024-11-25 | 104.26.14.250 (ClassC) |
| 2024-12-06 | 172.67.68.207 (ClassC) |
| 2025-01-24 | 104.26.15.250 (ClassC) |
| Date | Domain | IP |
| oma.ytk.fi | 2024-11-22 | 52.28.162.48 |
| web-prod.cloud.oma.ytk.fi | 2024-05-14 | 52.58.139.88 |
| oma-qa.ytk.fi | 2024-10-10 | 52.58.139.88 |
| email.ytk.fi | 2024-10-08 | 91.233.125.10 |
| sso.ytk.fi | 2024-11-07 | 52.28.162.48 |
| analytics.ytk.fi | 2023-08-31 | 172.67.21.9 |
| www.ytk.fi | 2023-08-29 | 172.67.21.9 |