| Date | IP Address |
| 2024-06-15 | 3.163.24.114 (ClassC) |
| 2024-07-22 | 3.163.24.88 (ClassC) |
| 2024-09-28 | 3.163.24.8 (ClassC) |
| 2025-01-12 | 3.163.24.89 (ClassC) |
| 2025-01-23 | 18.65.229.129 (ClassC) |
| Date | Domain | IP |
| portal-stg.gopennymac.com | 2024-07-16 | 18.161.6.90 |
| portal.gopennymac.com | 2024-06-15 | 3.163.24.114 |
| portal-dev.gopennymac.com | 2024-12-18 | 52.84.162.26 |
| www.gopennymac.com | 2024-06-06 | 44.231.140.126 |