@quad9dns Apparently this is what's going on:https://status.denic.de/> DENIC eG is currently experiencing a disruption in its DNS service for .de domains. As a result, all DNSSEC-signed .de domains are currently affected in their reachability.> The root cause of the disruption has not yet been fully identified. DENIC’s technical teams are working intensively on analysis and on restoring stable operations as quickly as possible.