<rewrite>

      <rules>

        <clear />

        <rule name="Redirect to https" stopProcessing="true">

          <match url="(.*)" />

          <conditions>

            <add input="{HTTPS}" pattern="off" ignoreCase="true" />

          </conditions>

          <action type="Redirect" url="https://{HTTP_HOST}{REQUEST_URI}" redirectType="Permanent" appendQueryString="false" />

        </rule>

      </rules>

    </rewrite>