| Date | IP Address |
| 2023-06-06 | 104.78.125.192 (ClassC) |
| 2024-09-13 | 23.198.111.155 (ClassC) |
| 2025-01-28 | 23.44.254.179 (ClassC) |
| 2025-03-28 | 23.222.147.192 (ClassC) |
| 2026-01-02 | 23.6.110.165 (ClassC) |
| 2026-01-09 | 184.25.210.75 (ClassC) |
| Date | Domain | IP |
| stage.mastercard.com.ar | 2024-09-13 | 23.37.209.91 |
| mtf.mastercard.com.ar | 2024-04-19 | 23.202.207.93 |
| www.mastercard.com.ar | 2024-09-13 | 23.198.111.155 |