| Date | IP Address |
| 2024-11-25 | 54.173.109.108 (ClassC) |
| 2025-08-09 | 3.218.232.148 (ClassC) |
| 2025-09-04 | 3.232.69.22 (ClassC) |
| 2025-09-24 | 52.55.248.36 (ClassC) |
| 2025-11-15 | 98.86.189.62 (ClassC) |
| 2026-01-16 | 3.93.142.178 (ClassC) |
| Date | Domain | IP |
| reporting.qa.atlas.optum.com | 2024-11-25 | 52.202.125.51 |
| riskcapture.atlas.optum.com | 2024-11-25 | 54.236.135.176 |
| reporting.atlas.optum.com | 2025-09-25 | 52.223.56.45 |
| pdi.atlas.optum.com | 2024-11-25 | 18.214.207.67 |
| admin.atlas.optum.com | 2024-04-18 | 54.236.136.51 |
| riskcapture.dev.atlas.optum.com | 2024-11-25 | 18.214.41.249 |
| reporting.dev.atlas.optum.com | 2024-11-25 | 34.200.133.149 |
| pdi.dev.atlas.optum.com | 2024-11-25 | 54.173.109.108 |
| pi.dev.atlas.optum.com | 2024-11-25 | 18.205.182.122 |
| admin.dev.atlas.optum.com | 2024-06-16 | 54.159.231.130 |