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Email Authentication Validator
Check SPF, DKIM, DMARC, and MX records.
Check
What We Check
SPF
Validates which servers can send email for your domain
DKIM
Checks cryptographic signatures on outgoing emails
DMARC
Verifies policy for handling authentication failures
MX
Validates mail server configuration and reverse DNS
Why It Matters
1.
Prevents email spoofing and phishing attacks
2.
Improves email deliverability to recipients
3.
Protects your brand reputation
4.
Required by many email providers (Google, Microsoft)