| Date | IP Address |
| 2015-08-30 | 66.171.121.44 (ClassC) |
| 2019-03-26 | 50.18.203.243 (ClassC) |
| 2019-03-26 | 54.183.57.55 (ClassC) |
| 2024-07-09 | 3.139.151.63 (ClassC) |
| 2025-07-08 | 54.189.112.223 (ClassC) |
| 2026-02-21 | 44.240.173.227 (ClassC) |
| Date | Domain | IP |
| mail.fortinet-us.com | 2025-07-04 | 208.91.113.35 |
| smtp.fortinet-us.com | 2026-02-21 | 208.91.113.218 |
| autodiscover.fortinet-us.com | 2024-11-13 | 208.91.113.36 |
| www.fortinet-us.com | 2024-07-09 | 3.139.151.63 |