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WordPress Plugin

DeBounce email validation plugin allows you to validate emails on all wordpress forms and make sure they really exist before submission.

Protect Your Sender Reputation with Instant Email Verification

The DeBounce WordPress Plugin helps you build a reputable list free of spam and invalid emails. Prevent email-entry mistakes to increase open rates, save on your marketing budget, and protect your sender reputation. It’s time to take charge of your list. This plugin perfectly works in WP registration form and integrates with most of form builders.


WordPress Plugin Integrates With:


Get Real-Time Email Verification for Gravity Forms


Setup takes 60 seconds flat. What are you waiting for?

Which Checks Does Email Validator Perform?

DeBounce uses a multi-layer checking process, with every single email going through all of these testing and cleaning steps:

  • DNS validation, including MX record lookup
  • Disposable email address detection
  • Misspelled domain detection to prevent Typosquatting
  • Syntax verification (IETF/RFC standard conformance)
  • Temporary unavailability detection
  • Mailbox existence checking
  • Catch-All testing
  • Greylisting detection
  • SMTP connection and availability checking

Frequently Asked Questions

Check the list below for our most frequently asked questions. If your question is not listed here, then please contact us. We'd love to hear from you.

How does this WordPress plugin work?
This wordpress plugin users DeBounce API to validate emails right from your wordpress website. Using this plugin, you never have invalid emails in your database. Including all registration and contact forms.
What fields this plugin check?
The plugin enhances the is_email() function of WordPress and easily integrate with it. This plugin perfectly works with:
- Contact Form 7
- WordPress comments
- WordPress registration forms
- WooCommerce
- Ninja Forms
- Jetpack/Grunion
- and with any other form which uses the is_email() function (no changes required).

The plugin can also be integrated into 3rd party forms that do not use the is_email() function.
Does email validation affect my IP reputation?
DeBounce don’t send any email to the recipient address during the entire validation process. All processing is done on it’s servers, your IP addresses and domains are not affected in any way by the DeBounce service. So, your IP or domains never get blacklisted, since this plugin never use them.
Does this plugin store email addresses?
DeBounce really cares about data protection and user privacy and never store any emails called from API.