| Date | IP Address |
| 2016-11-04 | 54.225.65.100 (ClassC) |
| 2024-09-27 | 54.236.64.41 (ClassC) |
| 2025-01-02 | 52.21.112.88 (ClassC) |
| 2025-01-15 | 52.87.38.114 (ClassC) |
| 2025-05-25 | 52.20.63.117 (ClassC) |
| 2025-09-06 | 3.218.206.159 (ClassC) |
| 2025-09-23 | 44.196.141.150 (ClassC) |
| 2026-01-23 | 18.213.82.99 (ClassC) |
| Date | Domain | IP |
| engage.cff.org | 2025-08-23 | 3.94.139.159 |
| cycle.cff.org | 2015-04-27 | 66.45.103.33 |
| fundraise.cff.org | 2025-09-15 | 54.162.6.34 |
| give.cff.org | 2025-10-04 | 54.84.220.150 |
| fightcf.cff.org | 2014-04-01 | 66.45.103.33 |
| passion.cff.org | 2025-09-30 | 100.28.67.95 |
| tomorrowsleaders.cff.org | 2025-09-29 | 3.94.19.44 |
| events.cff.org | 2025-09-30 | 100.28.67.95 |
| finest.cff.org | 2024-09-27 | 54.236.64.41 |
| www.cff.org | 2025-12-23 | 23.41.4.73 |