| Date | IP Address |
| 2021-05-01 | 192.0.78.129 (ClassC) |
| 2021-05-01 | 192.0.78.197 (ClassC) |
| 2021-05-26 | 81.19.145.52 (ClassC) |
| 2021-11-12 | 81.19.159.32 (ClassC) |
| 2025-01-12 | 91.230.22.55 (ClassC) |
| Date | Domain | IP |
| webmail.happytrack.at | 2024-12-06 | 91.230.22.55 |
| www.happytrack.at | 2024-12-03 | 91.230.22.55 |