| Date | IP Address |
| 2020-11-19 | 52.84.53.25 (ClassC) |
| 2020-12-04 | 54.230.18.123 (ClassC) |
| 2020-12-04 | 54.230.18.92 (ClassC) |
| 2021-01-05 | 13.249.130.97 (ClassC) |
| 2025-01-30 | 52.5.3.92 (ClassC) |
| 2025-11-20 | 54.205.114.78 (ClassC) |
| Date | Domain | IP |
| biogensymposia.biogen-support.com | 2024-06-28 | 34.231.88.148 |
| ae.mail.biogen-support.com | 2025-07-29 | 34.102.239.211 |
| biogen.biogen-support.com | 2025-11-20 | 54.205.114.78 |
| cf-biogen.biogen-support.com | 2020-05-19 | 13.227.47.111 |
| biogenpreferencecenter.biogen-support.com | 2024-02-21 | 3.214.95.116 |
| uat.gcs.biogen-support.com | 2024-12-06 | 3.68.50.83 |
| abovems.biogen-support.com | 2024-10-27 | 3.221.247.45 |
| www.biogen-support.com | 2024-03-10 | 3.210.46.173 |
| avonex.biogen-support.com | 2023-09-20 | 54.85.46.157 |