DKIM Test — Check your records instantly
Free DKIM checker and validator. Verify your DKIM keys, test selectors, and monitor for changes that could break email authentication.
Having trouble finding the right selector? Learn how to find yours.
Check any domain's DKIM record in seconds. See the full DNS response and parsed results.
Verify your DKIM keys are properly formatted and valid for email signing.
Test multiple DKIM selectors to ensure all your signing keys are configured correctly.
Get notified when your DKIM records change so you can catch misconfigurations early. Part of Email Deliverability Suite.
Monitor multiple DKIM selectors across all your sending services and domains. Part of Email Deliverability Suite.
Monitor all your domains' DKIM records from a single dashboard. Part of Email Deliverability Suite.
Free DKIM Tester. Paid Monitoring.
Test any domain instantly for free. Monitor your domains in full with Email Deliverability Suite.
DKIM Tester
- Unlimited DKIM lookups
- Key validation
- Selector testing
- Shareable results
Email Deliverability
- Up to 3 domains
- Daily checks
- SPF, DKIM, DMARC, MX monitoring
- Blacklist monitoring
- Email alerts
Email Deliverability Pro
- Unlimited domains
- Up to 5 co-recipients
- Custom check timing
- On-demand manual checks
- Bulk CSV import
Stop email deliverability issues before they start
Monitor your DKIM records and get alerts when something breaks.