| Date | IP Address |
| 2021-08-03 | 13.57.168.205 (ClassC) |
| 2023-07-21 | 52.9.158.232 (ClassC) |
| 2023-09-26 | 52.9.97.201 (ClassC) |
| 2025-12-03 | 44.230.115.150 (ClassC) |
| Date | Domain | IP |
| ct1.medstarhealth.org | 2015-05-19 | 54.231.96.129 |
| sitecore.medstarhealth.org | 2023-08-25 | 13.107.213.70 |
| uep.medstarhealth.org | 2024-03-09 | 13.107.213.70 |
| blogclicks.medstarhealth.org | 2024-12-16 | 52.27.221.244 |
| access.medstarhealth.org | 2024-09-05 | 204.246.191.10 |
| link.access.medstarhealth.org | 2025-12-03 | 44.230.115.150 |
| referralmanagement.medstarhealth.org | 2025-09-01 | 20.246.7.138 |
| vaccinewaitlist.medstarhealth.org | 2025-07-23 | 13.223.222.217 |
| www.medstarhealth.org | 2025-05-09 | 13.107.253.70 |