| Date | IP Address |
| 2013-10-17 | 46.4.63.236 (ClassC) |
| 2023-08-23 | 104.26.15.244 (ClassC) |
| 2023-12-24 | 104.26.14.244 (ClassC) |
| 2024-01-27 | 172.67.74.99 (ClassC) |
| 2025-05-10 | 208.113.229.179 (ClassC) |
| 2025-12-01 | 104.26.13.122 (ClassC) |
| 2025-12-10 | 172.67.72.62 (ClassC) |
| 2026-01-14 | 104.26.12.122 (ClassC) |
| Date | Domain | IP |
| forum.electronicsforu.com | 2025-12-07 | 172.67.72.62 |
| conferences.electronicsforu.com | 2025-06-13 | 172.67.72.62 |
| internetofthings.electronicsforu.com | 2024-08-20 | 5.9.114.203 |
| www.electronicsforu.com | 2024-12-24 | 104.26.12.122 |