Learn and Test DMARC
View this site on your desktop to fully visualize the communication between email servers to help you understand what SPF, DKIM, and DMARC do and how these mechanisms work. Welcome to our DMARC tester!
A public second brain
View this site on your desktop to fully visualize the communication between email servers to help you understand what SPF, DKIM, and DMARC do and how these mechanisms work. Welcome to our DMARC tester!