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Free Email Validator

Verify email addresses to reduce bounce rates and improve deliverability. Our tool checks syntax, domain validity, and MX records.

Validate any email address

About this tool

This free utility is designed to help email marketers and developers improve their deliverability and campaign performance. At Sequenzy, we believe in providing transparent, helpful tools for the community.

Frequently Asked Questions

Our email validator performs a 3-step check: first, it verifies the syntax (format) of the email address. Second, it checks the domain's DNS records (MX records) to ensure it can receive emails. Finally, it checks for common disposable email providers.

Yes, this tool is completely free for individual checks. For bulk verification or API access, please check our pricing page.

Validating emails helps maintain a high sender reputation by reducing bounce rates. A high bounce rate can signal to ISPs that you are a spammer, leading to your emails landing in the spam folder.

No, we do not send any emails to the address being verified. The check is purely technical (syntax and DNS).