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Deliverability, explained.

Guides and research on email verification, bounce rates, catch-all domains, disposable addresses, list hygiene and sender reputation. Written by the people who run the engine.

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2 posts tagged wordpress

WooCommerce checkout email validation: stop fake accounts@
woocommerceecommerce

WooCommerce checkout email validation: stop fake accounts

A mistyped checkout email bounces the receipt and the password reset; fake accounts feed card testing. How to validate email at WooCommerce checkout without blocking real buyers.

11 Mar 2026 · 7 min read

WordPress form spam: stop fake sign-ups with real-time validation@
wordpressforms

WordPress form spam: stop fake sign-ups with real-time validation

CAPTCHAs and honeypots test behaviour, not the address. Real-time email validation stops typos, disposable domains and dead mailboxes on WordPress forms, with plugin setup steps.

10 Feb 2026 · 7 min read

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