| Date | IP Address |
| 2020-04-15 | 143.204.25.122 (ClassC) |
| 2024-11-24 | 99.84.66.117 (ClassC) |
| 2025-07-28 | 99.84.66.4 (ClassC) |
| 2025-10-15 | 3.169.173.91 (ClassC) |
| Date | Domain | IP |
| legacy.randstad1.aws.persy.de | 2024-08-03 | 18.161.6.103 |
| legacy.randstad2.aws.persy.de | 2025-02-16 | 108.138.94.57 |
| legacy.alpha.aws.persy.de | 2024-04-13 | 18.161.6.52 |
| login.aws.persy.de | 2024-07-19 | 99.84.66.58 |
| legacy.dev.aws.persy.de | 2024-06-10 | 204.246.191.10 |
| legacy.sandbox.aws.persy.de | 2024-11-24 | 99.84.66.117 |