| Date | IP Address |
| 2021-05-28 | 23.66.162.57 (ClassC) |
| 2021-06-01 | 23.45.2.77 (ClassC) |
| 2023-08-26 | 184.30.188.56 (ClassC) |
| 2024-09-10 | 23.195.225.36 (ClassC) |
| 2024-12-06 | 88.221.154.243 (ClassC) |
| 2025-03-15 | 23.198.174.145 (ClassC) |
| 2025-04-30 | 23.203.234.108 (ClassC) |
| 2025-06-21 | 23.6.96.221 (ClassC) |
| 2025-07-12 | 23.195.225.45 (ClassC) |
| 2026-01-19 | 23.216.147.205 (ClassC) |
| Date | Domain | IP |
| www.staging.vacunas.gov | 2024-11-26 | 198.246.106.49 |
| origin.vacunas.gov | 2024-11-15 | 198.246.102.49 |
| www.vacunas.gov | 2023-08-26 | 184.30.188.56 |