Trace the email.
See the evidence.
From confusing headers to a clear picture of the sender, the message, and what the mail filter saw.
Start an investigation
One message at a timeWhere is the email?
Pick where the email is and we will show you where the headers are.
Headers only · up to 256 KB
Your email stays in this browser.
Optional lookups send your selected IP or domain. Usage analytics counts actions without email contents.
No email handy?