====== verwendeten Nameserver anzeigen ======

  systemd-resolve --status


<code>
...
Link 3 (wlp4s0)
      Current Scopes: DNS                 
DefaultRoute setting: yes                 
       LLMNR setting: yes                 
MulticastDNS setting: no                  
  DNSOverTLS setting: no                  
      DNSSEC setting: no                  
    DNSSEC supported: no                  
  Current DNS Server: 192.168.13.39       
         DNS Servers: 192.168.13.39       
                      2a01:e00::2         
                      2a01:e00::1         
          DNS Domain: ~.                  
                      lan.klotzbuecher.biz
...
</code>