Free email tools for mail server admins
Trace a message, check your domain's email records and find the domains a phisher might register to look like yours.
Email header analyzer
Paste a message's headers to see the route it took, its SPF, DKIM and DMARC results and whether its sender addresses agree.
Open the analyzerLook-alike domain generator
List the spellings a phisher is likely to register to look like your domain, including letters from other alphabets.
Generate look-alikes