Check form email addresses with the ZBounce service. Requires purchased verification credits and an API key from zbounce.net.
Alternatives to W3C validation auto check
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.
Address Validator for WooCommerce automatically validates and corrects billing and shipping addresses for 240+ countries world-wide (https://www.
Check plugin compatibility and repository health, track updates, roll back WordPress.org plugins, and download installed versions as ZIP files.
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 …
This plugin validates email in realtime using live connections and aggregated data, by leveraging the ThreatPoint email verification API service.
Prevent out-of-area leads by validating phone number area codes on your contact forms before submission.
Verify certificates, id cards or licenses online from your own WordPress site. No LMS, no external service.
Safeguard your online forms against invalid, temporary, disposable, and harmful email addresses with real-time verification.
Email validation tool in WordPress forms registrations using turboSMTP API
Real-time email verification for your WordPress forms. Block invalid, disposable, catch-all and role addresses using the BillionVerify API.