Free · No signup for your grade
What's your business's security grade?
Enter your domain for a free external scan of the signals a cyber-insurance underwriter checks first — email authentication (SPF, DKIM, DMARC) and your website's security headers. You'll get an A–F grade in seconds. No login, no probing your systems.
External, read-only check of public DNS and HTTPS response headers. We never log into or probe your systems.
More free tools
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- Ransomware cost calculator What a ransomware incident would actually cost you.
Guides worth reading
- Business email compromise: the $50B SMB threat The attack SPF, DKIM, and DMARC exist to stop.
- MSSP pricing: what security actually costs Real monthly ranges for managed security by size.
- How much should an SMB spend on cybersecurity? The budget benchmark and how to allocate it.
- What insurers now require to bind coverage The controls behind a clean underwriting scan.