When you send emails to invalid email addresses, your messages will be bounced. The more bounces you have, the more your reputation decreases and your email gets blacklisted, and more of your messages end up in the spam folders of your potential or current customers.

Check the validity of your email addresses with Klemail. Our tool helps you to recognize incorrect emails.
Keep your database up to date
Our tool lowers your bounce rate
Choose quality!
We not only tell you the validity of the email address, but also tell you if they are disposable or generic emails.
Improve the performance of your email campaigns
To ensure that your mailings do not end up as spam, it is important to build a good reputation with email providers.