Email validation is an verify emails with global accuracy process for ensuring your leads’ contact information is valid. It’s an important step in email marketing, as it can improve deliverability and reduce bounce rates by removing invalid addresses from your list.

But not all validation tools are created equal and some perform better than others in terms of global accuracy. We’ve analyzed the top email verification tools to find out which ones offer the best results.

A reliable email verifier checks an email address to see if it’s real and belongs to a deliverable mailbox. This process can also sanitize an email to remove invalid characters.

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Often, email verification is used in combination with email validation to ensure a high level of accuracy. For example, some email verification tools check an address against the list of known spam and spoofed emails, which helps detect fake and forged addresses.

Many tools allow you to verify a single email address or a list of them at a time, and they usually display the result as an indication of validity or unsuitability. Some also include features that identify duplicate, disposable and catch-all emails, so you can take action accordingly.

Others also integrate with ESPs to automatically validate emails as they are submitted via signup forms, providing a live validation of each new lead. This real-time API can be particularly helpful for reducing CRM costs and improving the customer experience. Some providers also offer daily list monitoring to keep your data up-to-date.