RealSender | Email Gateway for IT Service Providers

RealSender | Email Gateway for IT Service Providers


 RealSender.com offers an online check tool
 to validate your SPF settings sending an email message:

 1. send an email to spf@tester.realsender.com
 2. check online the SPF validation results
     (it will take a minute to appear)

 During verification, a prefix is added to the subject
 if the message is not authenticated correctly.