| Date | IP Address |
| 2020-12-11 | 172.67.168.124 (ClassC) |
| 2020-12-11 | 104.18.42.221 (ClassC) |
| 2020-12-11 | 104.18.43.221 (ClassC) |
| 2025-08-16 | 172.64.147.165 (ClassC) |
| 2025-09-20 | 104.18.40.91 (ClassC) |
| Date | Domain | IP |
| code.ef.design | 2025-07-28 | 76.76.21.142 |
| develop.ef.design | 2020-12-11 | 104.18.42.221 |
| cdnaws.ef.design | 2024-10-27 | 172.64.151.71 |
| www.ef.design | 2024-04-15 | 76.76.21.61 |