| Date | IP Address |
| 2024-06-18 | 54.145.153.247 (ClassC) |
| 2025-11-13 | 50.19.138.62 (ClassC) |
| 2025-12-03 | 50.19.31.13 (ClassC) |
| Date | Domain | IP |
| behindqa.pencilapp.net | 2025-10-29 | 34.237.107.236 |
| testcovid.pencilapp.net | 2025-10-15 | 44.206.81.154 |
| behind.pencilapp.net | 2025-11-17 | 34.236.17.215 |
| auth.pencilapp.net | 2025-11-13 | 50.19.138.62 |
| api.pencilapp.net | 2025-11-13 | 50.19.138.62 |
| estadisticas.pencilapp.net | 2025-10-29 | 3.214.39.78 |
| activities.pencilapp.net | 2025-10-12 | 52.55.4.250 |
| clases.pencilapp.net | 2025-11-17 | 50.19.138.62 |
| lts.pencilapp.net | 2025-10-24 | 54.86.72.1 |