| Date | IP Address |
| 2021-02-02 | 23.66.174.100 (ClassC) |
| 2023-08-26 | 104.100.55.202 (ClassC) |
| 2024-04-15 | 184.25.63.196 (ClassC) |
| 2024-12-22 | 23.12.3.210 (ClassC) |
| 2025-03-25 | 92.123.202.230 (ClassC) |
| 2025-05-14 | 184.30.84.44 (ClassC) |
| 2025-07-29 | 23.6.99.143 (ClassC) |
| 2026-01-14 | 23.198.144.199 (ClassC) |
| Date | Domain | IP |
| stage.mastercard.pt | 2023-08-25 | 23.37.209.91 |
| mtf.mastercard.pt | 2023-08-25 | 23.56.190.34 |
| www.mastercard.pt | 2023-08-26 | 104.86.242.122 |