Simple Opt-in Form Domain Restrict
Restrict chosen email domains from signing up to your newsletter. <form method="post" action="https://www.sendsteed.com/subscribe/" target="_blank"> <div class="form-group"> <label for="e11111">Email:</label> <input name="e111111" type="text" placeholder="[email protected]" id="e11111" required> </div> <div class="form-group"> <label