NOW IN PUBLIC BETAKnow your domain's security
Know your domain's security
before attackers do.
CQwerty Shield runs 18 security checks on any domain in under two minutes. SSL, email auth, headers, DNS, breaches, and more. One scan, one report, zero cost to start.
WHAT WE CHECK
18 security checks, one scan.
Every scan covers the full surface area that attackers probe first.
✓SSL/TLS certificate
✓Certificate chain
✓TLS version & ciphers
✓HSTS policy
✓SPF record
✓DMARC record
✓DKIM selector
✓MX records
✓DNS records
✓DNSSEC status
✓Security headers
✓Content-Security-Policy
✓Cookie flags
✓Open ports
✓WHOIS & expiry
✓Redirect chain
✓robots.txt exposure
✓Breach detection
FREE TOOLS
14 standalone security tools.
Use any tool individually, no account required.
INTEGRATIONS
Works where you work.
Bring security scanning into your browser and CI/CD pipeline.
🌐
Chrome Extension
See any site's security grade right from the toolbar. One click to run a full scan. Available for Chromium-based browsers.
⚙
GitHub Action
Add security checks to every deploy. Fail the build if your domain drops below a threshold grade. Free for public repos.
WHY CQWERTY
All-in-one vs. one-trick tools.
Stop tabbing between four different scanners.
| Feature | CQwerty | SSL Labs | SecurityHeaders | MXToolbox |
|---|---|---|---|---|
| SSL/TLS analysis | ✓ | ✓ | — | — |
| HTTP security headers | ✓ | — | ✓ | — |
| SPF / DMARC / DKIM | ✓ | — | — | ✓ |
| DNS record audit | ✓ | — | — | ✓ |
| WHOIS / domain health | ✓ | — | — | ✓ |
| Breach detection | ✓ | — | — | — |
| All-in-one single scan | ✓ | — | — | — |
| AI-powered report | ✓ | — | — | — |
| Chrome extension | ✓ | — | — | — |
| GitHub Action for CI/CD | ✓ | — | — | — |
STAY IN THE LOOP
Get notified on launch day.
We will email you once when we officially launch. No spam.