Check whether an email address is syntactically valid and whether the domain can be reached via DNS records such as MX, A, or AAAA.
With email-validator.com you can validate email addresses quickly, free of charge, and privacy-friendly. Check whether an email is formatted correctly, whether the domain is reachable, and whether the address may belong to a disposable or temporary email provider.
Our Email Validator checks whether an email address is syntactically valid and whether the corresponding domain can be reached through MX, A, or AAAA DNS records. This helps you identify invalid addresses before they cause bounces, failed signups, or bad CRM data.
The result page shows whether the email format is valid, whether the domain resolves correctly, and which technical checks passed. This makes the tool useful for developers, marketing teams, SaaS products, sign-up forms, and customer support workflows.
Check email nowIn addition to basic validation, the Email Validator is designed to help identify disposable email addresses from temporary or throwaway email providers. These addresses are often used for spam registrations, one-time signups, or low-quality submissions.
Detecting disposable email domains helps businesses keep user databases cleaner, improve lead quality, and reduce abuse in registration and contact forms.
Protecting your data matters. The entered email address is not stored and is not shared with third parties. The tool is intended for technical validation and quality checks to support cleaner signup flows, better email hygiene, and more reliable communication.
Quick entry points for Gmail, Outlook, Yahoo, and other widely used email domains.
Useful for Google Workspace and consumer Gmail addresses.
gmail.com, googlemail.com
Useful for Microsoft 365 and legacy Hotmail-style addresses.
outlook.com, hotmail.com, live.com +1
Useful for long-standing consumer Yahoo inboxes.
yahoo.com, yahoo.co.uk, yahoo.de
Useful for Apple ecosystem inboxes and legacy Apple aliases.
icloud.com, me.com, mac.com
Useful for privacy-focused inboxes and alias-style addressing.
proton.me, protonmail.com, pm.me
Useful for DACH-region consumer addresses across GMX domains.
gmx.com, gmx.net, gmx.de +2
The email validator helps you check whether an address has a valid format, whether the domain looks reachable, and whether there are signs that it belongs to a disposable or temporary email provider.
An email checker validates the address format, reviews domain resolution, and inspects relevant DNS signals such as MX, A, and AAAA records to catch technical issues early.
Yes, you can check individual email addresses online for free. The tool is designed to show key technical validation signals for format, domain, and deliverability-related indicators.
No, the page states that entered email addresses are not stored and are not shared with third parties. The focus is on privacy-friendly technical validation.
Yes, the email validator helps identify known disposable or temporary email domains. This is useful for reducing spam signups and filtering low-quality leads earlier.
Early email validation helps reduce bounce rates, filter fake signups, improve CRM data quality, and support better deliverability for email campaigns and onboarding flows.