| Property | Value |
| Country | Germany |
| Domain | Date |
| undefinederror.org | 2025-03-23 |
| authentik.undefinederror.org | 2024-12-30 |
| cloud.undefinederror.org | 2024-12-30 |
| dockge.undefinederror.org | 2024-12-30 |
| musikklang.de | 2017-04-25 |
| sigrun-menzel.de | 2016-07-22 |
| ifkq.de | 2016-02-24 |
| www.ifkq.de | 2015-11-26 |
| www.musikklang.de | 2015-11-26 |
| www.norbert-ammermann.de | 2015-11-26 |
| norbert-ammermann.de | 2015-09-21 |
| wertekompass.de | 2015-04-13 |