| Date | IP Address |
| 2025-07-07 | 172.64.153.49 (ClassC) |
| 2026-01-04 | 104.18.34.207 (ClassC) |
| Date | Domain | IP |
| invitations.cape.corporate.ef.com | 2024-08-14 | 3.248.157.64 |
| learn.corporate.ef.com | 2025-08-05 | 104.18.34.207 |
| capgemini.learn.corporate.ef.com | 2025-12-17 | 104.18.34.207 |
| sandvik.learn.corporate.ef.com | 2025-10-08 | 172.64.153.49 |
| bayer.learn.corporate.ef.com | 2022-12-16 | 104.18.28.64 |
| adidas.learn.corporate.ef.com | 2025-07-07 | 172.64.153.49 |
| assessment.corporate.ef.com | 2025-12-25 | 18.161.6.45 |
| support.corporate.ef.com | 2024-11-03 | 23.46.17.5 |