| Date | IP Address |
| 2014-10-20 | 23.61.68.56 (ClassC) |
| 2014-12-17 | 23.194.164.56 (ClassC) |
| 2015-01-25 | 23.13.115.121 (ClassC) |
| 2018-11-13 | 172.230.153.177 (ClassC) |
| 2019-11-05 | 184.86.168.128 (ClassC) |
| 2020-11-19 | 23.7.106.222 (ClassC) |
| 2021-01-15 | 104.112.199.159 (ClassC) |
| 2021-01-18 | 23.4.7.211 (ClassC) |
| 2023-08-25 | 23.196.195.112 (ClassC) |
| 2023-11-02 | 23.6.251.203 (ClassC) |
| 2024-02-14 | 184.86.207.159 (ClassC) |
| 2024-04-20 | 23.37.214.143 (ClassC) |
| 2024-07-30 | 2.19.149.215 (ClassC) |
| 2025-04-18 | 23.196.155.28 (ClassC) |
| 2025-04-30 | 2.19.133.188 (ClassC) |
| 2025-07-03 | 23.37.214.92 (ClassC) |
| 2025-11-22 | 23.196.206.53 (ClassC) |
| Date | Domain | IP |
| staging.fletc.gov | 2023-08-25 | 104.108.87.202 |
| edit.staging.fletc.gov | 2023-08-25 | 104.108.87.202 |
| registration.fletc.gov | 2023-08-26 | 23.198.171.201 |
| partners.fletc.gov | 2023-08-25 | 23.196.119.128 |
| edit.fletc.gov | 2023-08-25 | 23.196.196.228 |
| testint.fletc.gov | 2023-08-25 | 104.108.87.202 |
| edit.testint.fletc.gov | 2023-08-25 | 104.108.87.202 |
| preview.fletc.gov | 2023-08-25 | 23.37.217.177 |
| edit-preview.fletc.gov | 2023-08-26 | 23.196.196.228 |
| www.fletc.gov | 2014-10-20 | 23.61.68.56 |