| Date | IP Address |
| 2018-03-26 | 23.33.161.173 (ClassC) |
| 2020-06-08 | 23.64.7.65 (ClassC) |
| 2021-08-26 | 23.66.174.100 (ClassC) |
| 2023-02-06 | 23.2.95.231 (ClassC) |
| 2024-11-25 | 92.123.202.230 (ClassC) |
| 2025-04-26 | 23.6.99.143 (ClassC) |
| 2025-09-07 | 23.198.144.199 (ClassC) |
| 2026-01-24 | 184.25.63.65 (ClassC) |
| Date | Domain | IP |
| stage.mastercard.fi | 2023-08-25 | 23.209.31.61 |
| mtf.mastercard.fi | 2024-02-21 | 23.209.29.157 |
| www.mastercard.fi | 2024-11-25 | 92.123.202.230 |