# File lib/domainatrix/url.rb, line 15
    def canonical(options = {})
      public_suffix_parts = @public_suffix.split(".")
      url = "#{public_suffix_parts.reverse.join(".")}.#{@domain}"
      if @subdomain && !@subdomain.empty?
        subdomain_parts = @subdomain.split(".")
        url << ".#{subdomain_parts.reverse.join(".")}"
      end
      url << @path if @path

      url
    end