byteplant

<h4>Real-Time Email Validation – Live Check</h4>
<p>This plugin uses the Byteplant Email-Validator API (https://www.byteplant.com/email-validator/) for a real-time live check to find out if an email address really exists or not.</p>
<h4>Supported Plugins / Compatible Forms</h4>
<p>The plugin integrates seamlessly with:</p>
<ul>
<li>Contact Form 7</li>
<li>Gravity Forms</li>
<li>WPForms</li>
<li>Ninja Forms</li>
<li>Jetpack/Grunion</li>
<li>WooCommerce</li>
<li>WordPress registration forms</li>
<li>WordPress comments</li>
<li>and with any other form which uses the is_email() function (no changes required).</li>
</ul>
<p>The plugin can also be easily integrated into any 3rd party forms.</p>
<h4>Key Features</h4>
<p>The Email-Validator API real-time validation process includes a live check with all of the following tests:</p>
<ul>
<li>Syntax verification (IETF/RFC standard conformance)</li>
<li>DNS validation, including MX record lookup</li>
<li>Disposable email address (DEA) detection</li>
<li>Misspelled domain detection to prevent Typosquatting</li>
<li>Freemail address detection</li>
<li>SMTP connection and availability checking</li>
<li>Temporary unavailability detection</li>
<li>Mailbox existence checking</li>
<li>Catch-All testing</li>
<li>Greylisting detection</li>
</ul>
<p>We do not send any email to the recipient address during the entire validation process. All processing is done on our servers, your IP addresses and domains are not affected in any way by the Email-Validator service – absolutely no blacklisting risk for your IPs and domains.</p>
<h4>Data Protection and Privacy Policy</h4>
<p>Please see the Frequently Asked Questions section.</p>
<h4>Getting Started</h4>
<p>The plugin requires an API Key. Please sign up for an account at<br />
https://www.byteplant.com/email-validator/free-trial-registration.html (no credit card required).<br />
The trial account comes with 1,000 free credits.</p>


Byteplant Email Validator

With the Byteplant Email Validator plugin you can easily verify with a real-time live check if an email address really exists and is valid (https://ww …

Aurovrata Venet

<p>Use this CF7 extension to enable OTP links to be inserted into confirmation/notification emails sent to email addresses submitted through your CF7 forms.  The OTP is a unique link the email inbox user needs to click to confirm their address.  The link is valid by default for 72 hours and can be customised.</p>


OTP by Email for Contact Form 7

A small Contact Form 7 extension plugin to enable email confirmation by unique links sent to the email inbox.

Byteplant Email Validator vs OTP by Email for Contact Form 7