| Date | IP Address |
| 2026-02-20 | 199.164.9.30 (ClassC) |
| Date | Domain | IP |
| r451.jamanetwork.com | 2024-07-17 | 204.246.191.31 |
| c.r451.jamanetwork.com | 2024-08-07 | 3.163.24.16 |
| media.jamanetwork.com | 2025-12-29 | 104.198.190.59 |
| jama.jamanetwork.com | 2025-12-31 | 40.76.153.40 |
| click1.email.jamanetwork.com | 2025-08-17 | 18.235.21.79 |
| ebm.jamanetwork.com | 2015-03-09 | 198.46.81.167 |
| cdn.jamanetwork.com | 2024-08-03 | 3.163.165.110 |
| careers-admin.jamanetwork.com | 2024-06-27 | 18.161.6.16 |
| sites.jamanetwork.com | 2026-02-01 | 208.109.246.126 |
| careers.jamanetwork.com | 2024-09-13 | 18.161.6.73 |
| recruiters.jamanetwork.com | 2025-04-24 | 18.161.6.95 |
| alerts.jamanetwork.com | 2026-01-13 | 216.24.225.140 |
| click.alerts.jamanetwork.com | 2025-01-30 | 3.97.124.126 |
| request.jamanetwork.com | 2026-02-20 | 199.164.9.30 |
| www.jamanetwork.com | 2026-02-16 | 40.76.153.40 |