| Date | IP Address |
| 2014-07-05 | 216.119.209.64 (ClassC) |
| 2023-08-06 | 23.219.100.41 (ClassC) |
| 2023-08-26 | 104.100.55.202 (ClassC) |
| 2024-01-15 | 23.64.51.64 (ClassC) |
| 2024-02-21 | 23.196.205.50 (ClassC) |
| 2024-07-02 | 184.25.63.196 (ClassC) |
| 2024-08-11 | 23.56.125.7 (ClassC) |
| 2024-12-09 | 23.195.227.208 (ClassC) |
| 2025-01-10 | 23.198.144.199 (ClassC) |
| 2025-01-14 | 92.123.202.230 (ClassC) |
| Date | Domain | IP |
| stage.mastercard.es | 2023-08-25 | 23.209.31.61 |
| mtf.mastercard.es | 2023-08-25 | 23.209.29.157 |
| www.mastercard.es | 2023-08-25 | 104.112.175.76 |