What this is
Explains what happens behind the scenes when you run a test.
How it works
Your email is sent to a controlled seed list
The list includes inboxes across major providers
Each inbox is monitored to see where your email lands
What is tested
US Popular providers (Gmail, Outlook, Yahoo, AOL, etc.)
US Business providers (Office365, Google Workspace, Zoho, etc.)
Spam filtering systems
Important
Tests run with standardized settings to ensure consistent and comparable results.
Expert insight
Standardized tests remove variables, making it easier to identify real issues.