| Date | IP Address |
| 2021-10-07 | 104.119.189.210 (ClassC) |
| 2025-05-21 | 23.41.4.72 (ClassC) |
| 2026-02-21 | 23.41.4.82 (ClassC) |
| Date | Domain | IP |
| board.phillyfedresearch.org | 2025-09-15 | 23.41.4.82 |
| federalreserve.phillyfedresearch.org | 2024-08-08 | 104.96.163.133 |
| qq.phillyfedresearch.org | 2025-05-21 | 23.41.4.72 |
| surveys.phillyfedresearch.org | 2025-06-16 | 23.41.4.11 |
| boarddev.phillyfedresearch.org | 2025-02-03 | 23.204.139.85 |
| federalreservedev.phillyfedresearch.org | 2025-02-05 | 23.211.177.234 |
| surveysdev.phillyfedresearch.org | 2025-06-16 | 23.41.4.11 |
| surveydev.phillyfedresearch.org | 2025-09-19 | 23.41.4.82 |
| survey.phillyfedresearch.org | 2025-09-19 | 23.41.4.82 |