| Date | IP Address |
| 2024-11-24 | 3.30.15.182 (ClassC) |
| 2025-01-20 | 56.136.13.141 (ClassC) |
| 2025-03-29 | 3.31.114.142 (ClassC) |
| Date | Domain | IP |
| api.uat.fiscaldata.treasury.gov | 2024-12-27 | 3.30.15.182 |
| downloads.uat.fiscaldata.treasury.gov | 2024-11-24 | 15.200.60.55 |
| submissions.uat.fiscaldata.treasury.gov | 2025-03-21 | 166.123.8.24 |
| api.submissions.uat.fiscaldata.treasury.gov | 2024-11-24 | 3.30.15.182 |