May 28, 2026Free tool
Firewall Checker
Detect whether a website is protected by a web application firewall (WAF) and identify the firewall vendor when possible.
WAFFirewallWeb application firewallEdge protection
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Use practical security tools to inspect public disclosure contacts, domain registration signals, and infrastructure metadata in minutes.
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Security.txt Checker
Check whether a public URL publishes security.txt and review disclosure contact, policy, encryption, and canonical metadata.
Security.txtRFC 9116Disclosure contactPublic metadata
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SSL Scanner
Analyze certificate status, issuer details, validity dates, and raw SSL intelligence from a target URL.
SSLTLSCertificate intelligenceSecurity posture
May 16, 2026Free tool
Whois Lookup
Inspect domain registration details, DNSSEC status, registrar metadata, and the full raw Whois payload.
WhoisDomain intelligenceOSINTDNSSEC
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Credential Leak Checker
Check if an email address has been exposed in known data breaches and review compromised sources.
Credential leakData breachEmail securityOSINT