Demo — no DNS lookups are performed; a previously captured result is shown
Sample result. These findings are real output from scanning example.com on 2026-09-13. Your own input was not scanned, and nothing you enter here leaves your browser.
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What gets checked
25pts
SPF
Which servers can send email as your domain
20pts
DKIM
Cryptographic signature on outgoing messages
30pts
DMARC
Policy for SPF/DKIM failures + reporting
5pts
BIMI
Brand logo in Gmail/Apple Mail/Yahoo inboxes
5pts
MTA-STS
Force TLS on incoming SMTP connections
5pts
TLS-RPT
Reports when TLS fails on SMTP connections