| Date | IP Address |
| 2015-11-19 | 65.126.84.33 (ClassC) |
| 2016-05-24 | 23.74.9.115 (ClassC) |
| 2024-08-24 | 23.53.122.140 (ClassC) |
| 2025-04-13 | 23.55.168.83 (ClassC) |
| 2025-10-04 | 23.32.75.42 (ClassC) |
| 2025-11-12 | 23.32.75.6 (ClassC) |
| 2026-01-15 | 23.32.75.11 (ClassC) |
| Date | Domain | IP |
| isencaoderolha.mastercard.com.br | 2024-11-25 | 104.70.127.60 |
| image.e.mastercard.com.br | 2024-08-24 | 23.53.122.140 |
| click.e.mastercard.com.br | 2024-11-03 | 23.216.145.137 |
| stage.mastercard.com.br | 2024-04-12 | 23.37.209.91 |
| mtf.mastercard.com.br | 2024-04-19 | 23.202.207.93 |
| connect-server.stage.openbanking.mastercard.com.br | 2024-06-09 | 45.223.18.70 |
| enrollment.openbanking.mastercard.com.br | 2024-05-14 | 45.223.18.70 |
| t3.communications.mastercard.com.br | 2024-10-11 | 34.215.1.148 |
| www.mastercard.com.br | 2024-09-13 | 23.198.111.155 |