Plugin Tag: email validation
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NoParam Email Validation – Email Verification & Anti-Spam Prevention
NoParam offers real-time email validation for WordPress to prevent fake signups and spam, improving email deliverability.
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Spamify – Elastic Spam Shield
Self-contained email validation and spam protection for WordPress forms. Syntax + optional mailbox checks, honeypot, rate limiting and CAPTCHA.
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MTX Email DNS Validator for Contact Form 7
Advanced email validation for Contact Form 7 using DNS/MX records and SMTP verification to prevent invalid email submissions.
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MDI Spam Sheriff (for GravityForms)
Blocks spam on Gravity Forms by checking every submitted email domain's registration age via RDAP; recently-registered domains are blocked.