127.0.0.1 localhost.localdomain localhost

::1     ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
ff02::3 ip6-allhosts

{% for address in interfaces | selectattr('name', '==', 'lo') | map(attribute='ip_addresses') | first %}
{{ address.address | ipaddr('address') }} {{ address.dns_name }} {{ inventory_hostname }}
{% endfor %}