| Date | IP Address |
| 2024-03-10 | 104.21.3.8 (ClassC) |
| 2024-06-16 | 99.83.190.102 (ClassC) |
| 2024-06-19 | 75.2.70.75 (ClassC) |
| 2024-09-02 | 172.67.72.58 (ClassC) |
| 2024-10-25 | 104.26.8.21 (ClassC) |
| 2024-10-31 | 104.26.9.21 (ClassC) |
| Date | Domain | IP |
| api.flatpay.dk | 2024-06-16 | 3.65.49.12 |
| data-api.flatpay.dk | 2024-09-21 | 3.66.100.186 |
| test-accounting-api.flatpay.dk | 2024-05-13 | 52.59.61.65 |
| external-api.flatpay.dk | 2024-09-21 | 3.66.100.186 |
| test-socket-api.flatpay.dk | 2024-04-13 | 3.127.7.67 |
| portal.flatpay.dk | 2024-09-21 | 3.163.24.93 |
| socket.flatpay.dk | 2024-09-21 | 3.73.72.224 |
| www.flatpay.dk | 2024-09-14 | 104.26.8.21 |