Email Tools
Validate your domain's email authentication setup. Check SPF, DMARC and DKIM records to protect against spoofing and improve deliverability.
Email Authentication Checker
Check SPF, DKIM and DMARC in one go. Get a combined assessment and learn what each standard does.
SPF Record Checker
Validate SPF records, count DNS lookups, analyze mechanisms and get recommendations to prevent spoofing.
DMARC Checker
Analyze DMARC policy, alignment settings, and reporting configuration. Get a strength rating.
DKIM Record Checker
Auto-discover DKIM selectors, validate public keys, and check your DKIM signing configuration.