| Date | IP Address |
| 2025-01-13 | 184.73.232.184 (ClassC) |
| Date | Domain | IP |
| elr4.dph.mass.gov | 2024-06-10 | 23.22.214.210 |
| infectious-disease-reporting.dph.mass.gov | 2024-07-30 | 52.7.53.216 |
| datavisualization.dph.mass.gov | 2024-12-21 | 52.45.85.1 |
| miis.dph.mass.gov | 2024-06-09 | 3.92.98.254 |
| resourcecenter.miis.dph.mass.gov | 2025-01-13 | 184.73.232.184 |
| edss.dph.mass.gov | 2024-11-25 | 44.209.223.31 |
| apex.dph.mass.gov | 2024-05-13 | 3.216.98.59 |