<div>
  This might mean {{ contact.email }}
  <ul>
    <li>is not a valid email address, or</li>
    <li>doesn't exist, or</li>
    <li>its mail server refuses your email</li>
  </ul>
</div>

<a href="/dashboard/refused_email" class="btn btn-primary">
  View bounced emails
</a>

<div>
  The email is automatically deleted in 7 days.
</div>
