Email Authentication Validator
Check SPF, DKIM, DMARC, and MX records.
What We Check
- SPFValidates which servers can send email for your domain
- DKIMChecks cryptographic signatures on outgoing emails
- DMARCVerifies policy for handling authentication failures
- MXValidates 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)