Hey, On the email validation waterfall, it works a bit differently by going through all validation providers even if the first one has been found

To give more context- By default, Clay turns on the ‘Only Safe to Send emails as valid’ settings.

And when it comes to email validation, there are generally 3 broad categories.

Valid Catch All Invalid

The ‘Only Safe to Send emails as valid’ settings essentially treat catch-all emails as invalid, which results in it going to the next email finder.