| Date | IP Address |
| 2024-07-17 | 52.204.190.176 (ClassC) |
| 2025-12-16 | 3.221.47.133 (ClassC) |
| Date | Domain | IP |
| card-issuing-alb.staging.us1.kcp-pci.klarna.net | 2024-11-25 | 18.210.144.202 |
| card-issuing.staging.us1.kcp-pci.klarna.net | 2024-11-25 | 18.210.144.202 |
| card-issuing-alb.production.us1.kcp-pci.klarna.net | 2025-12-16 | 3.221.47.133 |
| card-issuing.production.us1.kcp-pci.klarna.net | 2025-12-16 | 98.89.255.182 |