Check If an Email Address Exists — Instantly, No Signup
Paste any address and find out whether the mailbox is real and can receive mail. A full email address check in seconds, free.
Enter any email address to verify if it's real and deliverable
Checking syntax, MX, SMTP, trust, gateway, and domain profile…
Our free email checker includes all the essential verification features you need.
Get verification results in less than 2 seconds with no delays.
Industry-leading SMTP-level verification ensures precise results.
Syntax, domain, MX records, SMTP, and risk detection all included.
25 free checks per day with no credit card required.
Start verifying emails immediately without creating an account.
Your email data is encrypted and never shared with third parties.
Our free email checker performs six critical validation checks.
Detects invalid characters, missing @ symbol, and format violations.
Identifies invalid, parked, or non-existent email domains.
Checks if domain has valid mail server configuration.
Detects temporary and throwaway email addresses.
Identifies shared/generic accounts like info@, admin@, support@.
Catches misspelled domains like gmial.com instead of gmail.com.
Perfect for anyone who needs to verify email addresses quickly.
Check if an email address you received is real before trusting it.
Validate customer email addresses during signup and checkout.
Test email validation in applications without API setup.
Check list quality and spot invalid emails before campaigns.
Domain profiles updated most recently. Each one carries MX records, the mail host, authentication status and a trust score.
Upgrade to MailRook's full suite for bulk verification, API access, and the complete trust + deliverability report on every address.
What you unlock
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Verify email addresses instantly with our free tool. No signup required. 25 free checks per day.