| Date | IP Address |
| 2024-04-19 | 144.76.152.252 (ClassC) |
| 2024-06-09 | 144.208.12.230 (ClassC) |
| 2025-09-18 | 172.67.71.172 (ClassC) |
| 2025-10-24 | 104.26.9.43 (ClassC) |
| 2026-02-17 | 104.26.8.43 (ClassC) |
| Date | Domain | IP |
| ticket.viennacitycard.at | 2023-08-29 | 185.26.190.130 |
| www.viennacitycard.at | 2023-08-28 | 144.76.152.252 |