| Date | IP Address |
| 2019-07-06 | 52.22.111.117 (ClassC) |
| 2025-08-29 | 54.172.16.74 (ClassC) |
| 2025-09-07 | 54.85.226.74 (ClassC) |
| 2025-10-24 | 35.173.118.106 (ClassC) |
| 2026-02-06 | 18.214.38.59 (ClassC) |
| Date | Domain | IP |
| sonarqube.backends.cms.gov | 2025-11-24 | 54.225.74.221 |
| impl.adp-auth.backends.cms.gov | 2025-09-06 | 3.212.31.111 |
| hec.splunk.backends.cms.gov | 2024-11-24 | 52.204.119.170 |
| impl.apim-admin.backends.cms.gov | 2025-08-29 | 54.172.16.74 |
| adp.backends.cms.gov | 2025-05-20 | 52.203.209.153 |
| impl.adp.backends.cms.gov | 2025-08-29 | 3.213.115.197 |
| test.adp.backends.cms.gov | 2026-01-22 | 3.209.244.21 |
| iserv.nginx.backends.cms.gov | 2023-08-26 | 52.6.12.174 |