| Date | IP Address |
| 2025-01-17 | 94.152.8.21 (ClassC) |
| Date | Domain | IP |
| barracuda.grawerowanie.com.pl | 2024-11-01 | 94.152.8.21 |
| auth.grawerowanie.com.pl | 2024-11-15 | 94.152.8.21 |
| antispam.grawerowanie.com.pl | 2025-01-17 | 94.152.8.21 |
| correo.grawerowanie.com.pl | 2024-07-30 | 94.152.8.21 |