--- 
 - name: TEst
   hosts: all
   gather_facts: false
  #  vars_files:
  #   - kunden/{{ kunde }}/defaults.yaml
   tasks:
    - name: Debug
      ansible.builtin.debug:
        msg: "{{ inventory_hostname }}"
    
    - name: Test vars
      connection: "{{ inventory_hostname }}"
      ansible.builtin.shell:
        cmd: echo {{ inventory_hostname }}.{{ ansible_host }}
      register: test

    - name: Debug test
      ansible.builtin.debug:
        var: test