| Date | IP Address |
| 2021-02-25 | 172.67.33.141 (ClassC) |
| 2024-05-23 | 3.162.163.108 (ClassC) |
| 2025-04-07 | 18.160.10.70 (ClassC) |
| 2025-09-27 | 3.175.34.104 (ClassC) |
| 2025-11-19 | 104.21.19.144 (ClassC) |
| Date | Domain | IP |
| ota.fas.org | 2014-05-26 | 66.228.47.223 |
| cwc.fas.org | 2024-09-14 | 99.84.66.36 |
| butler.fas.org | 2025-08-18 | 3.171.38.91 |
| blogs.fas.org | 2013-08-22 | 66.228.47.223 |
| www.fas.org | 2014-11-14 | 104.28.16.87 |
| biosecurity.fas.org | 2025-09-27 | 3.175.34.104 |