Block disposable/throwaway email addresses across registration, comments, and the major contact and commerce form plugins.
Alternatives to MailProbe – Stop Fake Signups
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
ZBounce Email Validatorv1.2.6
Check form email addresses with the ZBounce service. Requires purchased verification credits and an API key from zbounce.net.
Titanium Site Watch – Website Uptime Monitoring & Downtime Alerts with Health Checks for WooCommercev1.0.6
Website uptime monitoring, downtime alerts and an 11-check WooCommerce Health diagnostic with store health alerts.
Block disposable email, temporary email and fake or mistyped addresses at WooCommerce checkout, before the order is placed.
SMTPing Email Verifierv1.6.0
Email verification for WordPress forms and every email your site sends. Block invalid, disposable and spamtrap addresses.
FixBounce Email Verifierv1.0.0
Block fake, disposable, and non-existent emails via SMTP verification. 5 free verifications/day, no signup needed.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Mail7 Email Validationv1.0.0
Real-time email validation for registration, comments and forms via the Mail7 API. Blocks fake addresses - and never blocks one it cannot verify.
QuickEmailVerificationv1.14.0
The QuickEmailVerification email verification plugin to avoid fake, bad and nonexistent emails.
Blocks registrations, WooCommerce checkouts, and comments that use disposable (throwaway) email addresses, with custom block and allow lists.