| Date | IP Address |
| 2020-11-21 | 52.2.136.27 (ClassC) |
| 2024-10-29 | 52.205.232.127 (ClassC) |
| 2025-01-24 | 3.218.46.20 (ClassC) |
| 2025-03-25 | 34.192.152.172 (ClassC) |
| 2025-05-12 | 54.89.88.23 (ClassC) |
| Date | Domain | IP |
| current.phi.prospector.optum.com | 2025-03-26 | 34.192.152.172 |
| www.phi.prospector.optum.com | 2024-10-29 | 52.205.232.127 |