| Date | IP Address |
| 2025-01-01 | 193.26.98.99 (ClassC) |
| Date | Domain | IP |
| turniere.tennisaustria.at | 2023-08-28 | 77.244.243.55 |
| utcmattersburg.tennisaustria.at | 2024-04-18 | 82.218.164.140 |
| utcoberalm.tennisaustria.at | 2024-12-10 | 82.218.164.140 |
| login.tennisaustria.at | 2014-03-18 | 92.63.210.244 |
| tcluv.tennisaustria.at | 2023-08-28 | 77.244.243.55 |
| www.tennisaustria.at | 2025-01-01 | 193.26.98.99 |