Free DNS & Email Security Tools
Check your domain's DNS propagation, DMARC policy, SPF record, and more. No signup required — results in seconds.
All tools are free to use with rate limiting. Upgrade for programmatic API access.
Free DMARC Record Checker
Instantly validate your DMARC record configuration. Check policy enforcement, alignment settings, and reporting addresses — identify issues before they affect email deliverability.
Try Free DMARC Record Checker →
Free DNS Propagation Checker
Check if your DNS changes have propagated to resolvers worldwide. Query Google, Cloudflare, OpenDNS, and more to verify DNS consistency before announcing deployments.
Try Free DNS Propagation Checker →
Free SPF Record Lookup
Validate your SPF record configuration instantly. Check DNS lookup count against the 10-lookup limit, analyze mechanisms, and verify that your sending infrastructure is properly authorized.
Try Free SPF Record Lookup →
Why Use EdgeDNS Tools?
Every tool runs on the same API that powers enterprise domain monitoring for hundreds of organizations. Accurate results, fast responses, no signup wall.
- 92+
- API Endpoints
- 99.9%
- Uptime
- 0
- Signup Required
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