| Date | IP Address |
| 2014-01-08 | 5.39.98.203 (ClassC) |
| 2024-10-05 | 104.21.56.180 (ClassC) |
| 2024-11-09 | 172.67.155.4 (ClassC) |
| 2025-05-27 | 104.26.1.65 (ClassC) |
| 2025-06-16 | 172.67.72.116 (ClassC) |
| 2025-08-02 | 104.26.0.65 (ClassC) |
| Date | Domain | IP |
| s1.kozaczek.pl | 2025-01-26 | 18.159.22.41 |
| beta.kozaczek.pl | 2024-04-21 | 35.157.84.166 |
| m.kozaczek.pl | 2024-04-21 | 35.157.84.166 |
| www.kozaczek.pl | 2024-09-09 | 104.21.56.180 |