$TTL 86400
@ IN SOA {{ main_nameserver_domain }} {{ responsible_mail_name }} (
  {{ serial_number }}
  {{ refresh }}
  {{ retry }}
  {{ expire }}
  {{ ttl }}
)

{% for key in keys_list.files %}
$INCLUDE {{ key.path }}
{% endfor %}

; Certification Authority Authorization
@ IN CAA 0 issue "letsencrypt.org"

{{ entries }}