| Date | IP Address |
| 2020-08-18 | 13.224.38.122 (ClassC) |
| 2020-08-18 | 13.224.38.19 (ClassC) |
| 2020-08-18 | 13.224.38.22 (ClassC) |
| 2020-08-18 | 13.224.38.66 (ClassC) |
| 2020-10-01 | 52.85.77.23 (ClassC) |
| 2020-10-01 | 52.85.77.85 (ClassC) |
| 2020-10-01 | 52.85.77.128 (ClassC) |
| 2020-10-01 | 52.85.77.13 (ClassC) |
| 2021-07-18 | 65.8.48.104 (ClassC) |
| 2023-06-07 | 18.172.134.48 (ClassC) |
| 2026-01-06 | 192.0.63.250 (ClassC) |
| 2026-02-27 | 192.0.54.6 (ClassC) |
| Date | Domain | IP |
| image.email.firstrust.com | 2025-04-17 | 23.213.34.87 |
| apply.firstrust.com | 2026-01-06 | 192.0.63.250 |