| Date | IP Address |
| 2019-05-16 | 217.114.85.70 (ClassC) |
| 2024-04-03 | 217.114.85.192 (ClassC) |
| 2024-08-09 | 89.185.225.212 (ClassC) |
| 2025-01-22 | 51.75.80.191 (ClassC) |
| Date | Domain | IP |
| aaa.bisnode.cz | 2025-01-12 | 51.75.80.77 |
| go.bisnode.cz | 2024-12-13 | 104.17.74.206 |
| gnosus.bisnode.cz | 2024-05-27 | 89.185.225.209 |
| www.bisnode.cz | 2023-11-16 | 104.16.208.233 |