| Date | IP Address |
| 2024-01-30 | 23.45.46.18 (ClassC) |
| 2025-03-17 | 23.192.230.144 (ClassC) |
| 2025-04-28 | 23.192.230.145 (ClassC) |
| 2025-05-01 | 23.192.230.136 (ClassC) |
| Date | Domain | IP |
| stage.data.cms.gov | 2024-09-28 | 23.44.175.145 |
| pfs.data.cms.gov | 2023-08-25 | 23.75.210.65 |
| prod2.pfs.data.cms.gov | 2023-08-25 | 104.81.176.85 |
| edit.pfs.data.cms.gov | 2024-02-16 | 104.81.176.85 |
| prod2-edit.pfs.data.cms.gov | 2023-08-25 | 104.81.176.85 |
| dev.pfs.data.cms.gov | 2025-03-17 | 23.192.230.144 |
| dev.data.cms.gov | 2024-07-08 | 23.44.175.140 |