How we can help

Improve your email list by removing invalid and abandoned emails. When emails are invalid, abandoned, or non-existent, they bounce back and harm your sender reputation. This leads to lower deliverability and wasted resources.

That's why email validation is crucial. Upload your list to CheckerDo.com email checker for validation and reduce your bounce rate. We will verify each email address on your list, ensuring clean and bounce-free delivery of existing emails.

Individual email verification With CheckerDo.com email checker, you can verify emails instantly, making it easy to integrate into your service or platform. Utilize our email verifier API, webhooks, or web app for real-time email checking.

Possible applications:

  • Contact forms.
  • Lead magnet forms and landing pages.
  • Registration forms.
  • Android and Apple apps.
  • CRM systems.

Our advantages

  • Swift processing

    Whether you need to verify emails from web-form sign-ups or process thousands of emails, our high-speed email checker API can quickly verify all your emails within minutes.

  • List validation

    CheckerDo.com provides an assessment of your email list's cleanliness, notifying you if any cleaning is required. We are equipped to handle lists of any size, ensuring that your client email database remains consistently accurate.

  • Reduced bounce rate

    Eliminate invalid, mistyped, abandoned, and bouncing emails by running them through our email checker. Our multi-layer email verification methods guarantee precise results.

How we verify emails

We verify if the domains are responsive through DNS and MX Record check

CheckerDo.com will automatically detect and delete duplicate emails and emails with typos using Syntax check

We use SMTP Authentication (also known as pinging) to check if a specific email exists

Contacts

What do you need to do to gain access to our service? Simply send an email with "Hello" to admin@checkerdo.com, and we will provide you with detailed instructions on the next steps.