| Date | IP Address |
| 2016-02-09 | 149.126.77.133 (ClassC) |
| 2024-04-22 | 91.216.33.182 (ClassC) |
| 2024-12-17 | 104.22.23.254 (ClassC) |
| 2025-04-18 | 172.67.28.149 (ClassC) |
| 2025-05-09 | 104.22.22.254 (ClassC) |
| 2025-09-08 | 104.20.27.131 (ClassC) |
| 2026-03-03 | 172.66.152.51 (ClassC) |
| Date | Domain | IP |
| vplan.bizka.de | 2025-09-08 | 104.20.27.131 |
| www.bizka.de | 2025-09-08 | 172.66.152.51 |