Free Recon Tools
Scan, analyze, and assess your infrastructure security — no signup required
Header Checker
Analyze HTTP security headers and get a grade with actionable recommendations.
Run Tool →SSL Analyzer
Check TLS certificates, expiry dates, protocol versions, and cipher suites.
Run Tool →DNS Lookup
Resolve DNS records and check email security (SPF, DMARC, DKIM).
Run Tool →Subdomain Finder
Discover subdomains via certificate transparency logs (crt.sh).
Run Tool →Infostealer Exposure
Check if an email or domain has credentials stolen by infostealer malware (RedLine, Raccoon, Lumma).
Run Tool →IP Compromise Check
Check if an IP address is associated with infostealer infections and compromised machines.
Run Tool →Username Compromise
Check if a username appears in stolen credential dumps from infostealer malware.
Run Tool →Email Security Checker
Grade SPF, DKIM, DMARC setup. Find out if your domain email is spoofable.
Run Tool →CORS Checker
Test for dangerous CORS misconfigurations like wildcard origins and credential leaks.
Run Tool →