@     IN SOA <%= @zone_name %> hostmaster (
                        <%= Time.now.to_i %>
                        1H        ; refresh
                        4H        ; retry
                        3W        ; expire
                        1D )      ; minimun

<% @zone.records.each do |record| -%>
  <%= record.name %> <%= record.type %> <%= record.value %>
<% end -%>