- name: Purge host from known hosts
  hosts: localhost
  gather_facts: no
  tasks:
    - command: ssh-keygen -f ~/.ssh/known_hosts -R [{{ item }}]:{{ hostvars[vmname].ansible_port }}
      with_items:
        - "{{ hostvars[vmname].ansible_host }}"
        - r3-{{ vmname }}
        - r3g-{{ vmname }}
        - r3e-{{ vmname }}
        - "{{ hostvars[vmname].vm_network_cooked.primary.ip }}"