| Date | IP Address |
| 2020-04-27 | 13.225.210.66 (ClassC) |
| 2024-11-28 | 3.163.189.88 (ClassC) |
| 2025-03-26 | 3.163.24.69 (ClassC) |
| 2025-04-18 | 18.161.6.56 (ClassC) |
| 2025-09-13 | 18.161.6.62 (ClassC) |
| 2025-09-23 | 18.161.6.53 (ClassC) |
| 2026-01-11 | 18.161.6.32 (ClassC) |
| Date | Domain | IP |
| admin.nonprod.optumgovid.com | 2024-09-19 | 99.84.66.18 |
| identity.nonprod.optumgovid.com | 2024-11-24 | 18.161.6.31 |
| api.stage.optumgovid.com | 2024-09-18 | 54.164.75.227 |
| admin.stage.optumgovid.com | 2024-08-14 | 18.161.6.31 |
| identity.stage.optumgovid.com | 2024-08-27 | 18.238.217.13 |
| admin.optumgovid.com | 2024-08-20 | 3.163.24.86 |
| dev.optumgovid.com | 2025-02-16 | 3.163.165.60 |
| admin.dev.optumgovid.com | 2025-01-21 | 18.244.214.96 |
| identity-admin.dev.optumgovid.com | 2024-11-28 | 3.163.189.88 |
| identity.dev.optumgovid.com | 2024-10-30 | 3.163.24.2 |
| identity.optumgovid.com | 2024-11-27 | 3.163.165.52 |