Block Fake Disposable Email Addresses

Identify and block disposable, one-time, throwaway, temporary email addresses with our Email Address Online Verification API.

Our validation process includes all of the following:

  • Syntax verification
  • DNS validation including MX record lookup
  • Disposable email address (DEA) detection
  • SMTP connection and availability checking
  • Temporary unavailability detection
  • Mailbox existence checking
  • Catch-All testing
  • Greylisting detection

Before you start, please request a free trial API key first. Your API key will be delivered by email within minutes. Once you have received your API key you can test your API key here.

Get Your FREE API Key

Focus on Real Customers - Detect and Block Fake Accounts

Our Online Email Address Verification API works like a real-time, 24/7 up-to-date blacklist for domains used by disposable email address providers.
We detect services like Mailinator, MintEmail, GuerillaMail, 10 Minute Mail, Fake Inbox and many others more - protecting you against an ever-increasing number of fake email domains.

  • Integrate our online email address verification API directly into your sign-up forms or web apps and detect fake, disposable email addresses instantly - we make sure that only valid, usable email addresses will be accepted.
  • Reject throwaway, disposable email addresses and stay in touch with your users.
  • Avoid costly email list cleaning procedures to protect your email reputation when sending out newsletters and notifications to your users.

Keep in Touch With Your Potential Customers

Keep your email list clean and focus on real people - verifying email addresses in real time is easy to implement and has a lot of benefits for your business. The best way to capture good leads is to verify contact information right at the point of entry.

  • Integrating our online email address verification API directly into your sign-up forms or web apps allows your website visitors to fix errors in their email addresses instantly - only valid, usable email addresses will be accepted.
  • Phone hotlines - allow your call center agents to check an email address immediately to avoid costly errors.
  • Block any throwaway or disposable email addresses and stay in touch with your users.
  • Avoid costly email list cleaning procedures to protect your email reputation when sending out newsletters and notifications to your users.

Keep Your Email List Clean

A recent Return Path study shows that bad email sender reputation, and not content, is responsible in 83% of all cases where email does not reach the recipient. Even top brands have to worry about their email reputation - don't wait until you have been blacklisted, and be sure to test our email list cleaning service.

You can use our Online Email Validation API to check up to 100 email addresses for free -
just register for your free account and we send you an email with the details!

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