Email verification with unmatched accuracy …

  • 2 levels of detail: up to 15 analysis points per email
  • The widest coverage of national and international ISPs
  • BtoB and BtoC email management

… simple to operate…

  • Two email address sorters. Simplified for speed, detailed for the most demanding
  • Analysis results are integrated directly into your source file
  • Validation available as SaaS on our website, via API or even SFTP

… at an unbeatable price

  • From $0.0004 per validated address
  • Pay only for qualified addresses
  • Pay as you go or by subscription

Still not convinced?

No problem, we’ve got other tricks up our sleeve 😎

The security and confidentiality of your data is our priority. We host them in France exclusively.

All our processing and storage complies with the European regulation on data protection.

Our engineers have expertise in emailing and data quality.

Integrate the validation of your emails with your systems easily thanks to the possibilities offered by our API.

Sending and storing an email produces CO2. With Check, send only useful emails!