dflare IP 扫描器</span>
        <div class="btn-group float-end" role="group" dir="ltr">
          <button id="btn-fa" class="btn btn-lang btn-outline-primary btn-sm rounded-2" type="button">FA</button>&nbsp;
          <button id="btn-en" class="btn btn-lang btn-outline-primary btn-sm rounded-2" type="button">EN</button>&nbsp;
          <button id="btn-cn" class="btn btn-lang btn-outline-primary btn-sm rounded-2" type="button">CN</button>
        </div>
      </div>
    </div>
    <div class="row my-2">
