Back to Tools

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).

More Free Tools

View all tools

Email Signature Generator

Create professional HTML email signatures for Gmail, Outlook, and Apple Mail. Choose from multiple styles and customize with your contact info and social links.

Disposable Email Checker

Detect temporary and throwaway email addresses to reduce fake signups. Check if an email is from a disposable provider like Mailinator, TempMail, or Guerrilla Mail.

Subject Line Tester

Optimize your open rates with our AI-powered subject line tester. Get scores on emotional impact, length, and keyword effectiveness.

BIMI Record Checker

Check if a domain has BIMI (Brand Indicators for Message Identification) configured. BIMI displays your brand logo next to emails in supported inboxes like Gmail and Apple Mail.