| Date | IP Address |
| 2019-07-18 | 37.200.98.25 (ClassC) |
| 2024-05-02 | 185.21.101.110 (ClassC) |
| 2026-02-02 | 85.215.192.107 (ClassC) |
| Date | Domain | IP |
| mail4.resch-kren.at | 2025-08-10 | 85.215.192.107 |
| mail.resch-kren.at | 2025-03-24 | 85.215.192.107 |
| ms.resch-kren.at | 2025-09-30 | 85.215.192.107 |
| ns.resch-kren.at | 2025-08-10 | 85.215.192.107 |
| www.resch-kren.at | 2023-08-29 | 185.21.101.110 |
| mailx.resch-kren.at | 2025-05-17 | 85.215.192.107 |