Free & instant

Is your website
actually secure?

Check SSL, HTTP headers, DNS records and known CVEs — in seconds.

No login required · 5 free scans per day

Scanning… this may take a few seconds

What we check

SSL/TLS Certificate

Validity, expiry date, issuer, Subject Alternative Names and days remaining.

HTTP Security Headers

HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy and more.

DNS Lookup

A, AAAA, MX, TXT and NS records. SPF record detection for email security.

CVE Lookup

Fingerprints server software and cross-references the NIST NVD database for known vulnerabilities.

Port Scan Paid

Scans common ports and flags risky ones left exposed to the internet.

PDF Reports Paid

Download a professionally formatted security report to share with your team.