| Date | IP Address |
| 2025-02-11 | 34.230.141.138 (ClassC) |
| 2025-11-21 | 52.45.85.101 (ClassC) |
| Date | Domain | IP |
| api.iqdia.retirement.staging.principal.com | 2024-04-23 | 34.199.225.42 |
| api-us-east-1.plan.retirement.staging.principal.com | 2025-11-21 | 52.45.85.101 |
| alb.ptp-student-loan-payments.retirement.staging.principal.com | 2024-11-24 | 3.209.203.16 |
| api.loantax.retirement.staging.principal.com | 2024-06-09 | 34.204.39.133 |