Keep your WordPress site clean by blocking signups and comments from temporary or disposable email domains. 100% free, no paid APIs.
Alternatives to Ban Subdomain Emails
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Refuses sign-ups with an email address that cannot receive emails or is disposable, and flags WooCommerce orders whose email has the same problem.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Restrict WordPress user registration to allowed email domains, block spam signups, and secure WooCommerce, LearnDash, and form registrations.
Detect and block temporary emails from registering on your website using the Temp Mail Detector plugin.
Block specific email addresses from using your WordPress site. Stop fake orders, spam registrations, and unwanted comments.
Block unwanted email registrations on your site with this email blacklist plugin. Protect your site by preventing spam sign-ups.
Humans will see the email address on your page, but robots will not.
🚀 Transform Your Email Quality with Real-Time Validation Tired of fake emails, spam signups, and invalid customers? Unelma Email Verification with S …
Real-time email validation for WordPress forms. Block invalid, disposable, and risky emails to keep your database clean and improve deliverability.