Validate email lists with unmatched speed and accuracy

Mailgun ensures contact accuracy by offering validation by list or address, so only verified recipients are included before it's time to send.
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Speed and reliability

The fastest, most accurate email validation tool

When every contact counts, you need the fastest, most reliable email validation service on the market. Mailgun Validate uses real cached send data instead of just a broken SMTP handshake to validate lists with a level of speed and accuracy you won't find anywhere else.

After all, the cleaner your list, the better your deliverability. Validate key elements like domain and IP reputation, email engagement, conversion, and user satisfaction.

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Eliminate wasteful spending

Reduce spend, increase email engagement

Stop wasting valuable marketing and email resources sending to addresses that don’t exist, or worse – end up damaging your sender reputation.

With the right email verification tool, keep contact lists limited to your best audiences only. Mailgun Validate has helped leading brands increase open rates by 65%, decrease bounce rates by 21%, and double their click-through-rates.

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Results that protect your platform

Protect your platform with email list validations

For multi-tenant senders and other high-volume email use cases, the businesses that use[HD1] [NH2] your platform have a direct impact on deliverability, and therefore, platform functionality. You need access to tools and services that work as fast as you do. Verify large lists and get fast, accurate results in minutes instead of days.

FAQ

Frequently asked questions (FAQs)

Validating your email list reduces bounce rates, protects your sender reputation, and improves overall deliverability. It ensures that your emails are reaching real, active inboxes instead of being flagged as spam or blocked entirely.
Mailgun uses a multi-layered approach that includes syntax checks, DNS validation, mailbox detection, and reputation analysis to identify and remove invalid or risky addresses before you send.
Mailgun allows for both single email address validation and bulk list validation, giving you the flexibility to check addresses in real-time or clean up entire lists at once.
Yes, Mailgun offers real-time email validation that can be integrated into your signup forms or applications to verify addresses as they're collected.
Yes, by filtering out invalid and high-risk addresses, Mailgun’s email validation tools help ensure your messages reach valid recipients, reducing bounces and improving inbox placement.
Yes, Mailgun’s services, including email validation, are designed with data privacy and security in mind and support GDPR compliance.
Mailgun can detect and flag disposable emails, role-based addresses (like info@ or sales@), syntax errors, non-existent domains, and addresses that are likely to bounce.
Absolutely. Mailgun provides a validation API that you can easily integrate into your web forms, CRMs, or custom applications to catch bad emails at the point of entry.

It’s easy to get started. And it’s free.

See what you can accomplish with the world’s best email delivery platform

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