| Date | IP Address |
| 2023-08-28 | 3.120.226.112 (ClassC) |
| 2024-11-24 | 3.121.1.126 (ClassC) |
| 2025-01-04 | 18.194.211.116 (ClassC) |
| Date | Domain | IP |
| ww2.umfragecenter.at | 2023-08-28 | 3.120.226.112 |
| tucareer.umfragecenter.at | 2023-08-28 | 3.65.172.86 |
| www.umfragecenter.at | 2023-08-28 | 3.120.226.112 |