| Date | IP Address |
| 2020-06-08 | 23.64.7.65 (ClassC) |
| 2020-07-23 | 23.66.174.100 (ClassC) |
| 2023-02-11 | 23.2.95.231 (ClassC) |
| 2023-08-25 | 104.112.175.76 (ClassC) |
| 2024-12-12 | 92.123.202.230 (ClassC) |
| 2026-02-25 | 23.6.99.143 (ClassC) |
| Date | Domain | IP |
| stage.mastercard.ie | 2023-08-25 | 23.209.31.61 |
| mtf.mastercard.ie | 2024-07-30 | 184.27.222.79 |
| www.mastercard.ie | 2023-08-25 | 104.112.175.76 |