| Date | IP Address |
| 2023-10-12 | 13.32.164.116 (ClassC) |
| 2024-08-27 | 3.163.24.58 (ClassC) |
| 2024-09-17 | 3.163.24.36 (ClassC) |
| 2024-11-17 | 3.163.24.80 (ClassC) |
| 2024-12-21 | 3.163.158.17 (ClassC) |
| 2025-01-21 | 3.165.160.103 (ClassC) |
| 2025-01-25 | 3.165.160.84 (ClassC) |
| 2025-02-25 | 3.163.24.57 (ClassC) |
| 2025-07-18 | 3.175.34.76 (ClassC) |
| 2025-09-23 | 3.175.34.86 (ClassC) |
| Date | Domain | IP |
| api-na-2.playground.klarna.com | 2024-02-15 | 18.173.121.77 |
| api.kosma.playground.klarna.com | 2024-08-27 | 3.163.24.58 |
| api.playground.klarna.com | 2025-05-03 | 52.30.127.129 |
| app-api.playground.klarna.com | 2025-01-20 | 13.224.14.23 |
| portal.playground.klarna.com | 2025-09-19 | 18.161.6.129 |
| login.playground.klarna.com | 2024-10-22 | 99.86.38.32 |
| pop.playground.klarna.com | 2024-07-28 | 99.84.66.11 |
| app.playground.klarna.com | 2024-08-03 | 3.163.24.120 |
| cdn.cs.playground.klarna.com | 2025-07-04 | 18.161.6.95 |
| cards.playground.klarna.com | 2023-10-19 | 52.17.146.45 |
| js.playground.klarna.com | 2024-02-11 | 18.238.192.59 |
| brenda-assets.playground.klarna.com | 2024-06-30 | 18.161.6.38 |
| pay-eu.playground.klarna.com | 2025-09-15 | 54.78.35.119 |
| pay.playground.klarna.com | 2025-01-11 | 13.224.14.9 |