Security & Privacy Tools
Free, browser-based tools for developers and security-conscious users. Everything runs client-side - no data is ever sent to our servers.
HTTP Security Headers Scanner
Paste any URL and get an instant A-F grade with plain-language guidance on every missing or misconfigured HTTP security header. No signup required.
Browser Fingerprint Test
See exactly what your browser reveals to any website - IP, device ID, WebRTC leaks, canvas hash, installed fonts, and a full privacy score.
SSL/TLS Inspector
Check any domain's certificate chain, expiry date, TLS version, cipher suite, and get an A-F security grade. Supports expired and self-signed certs.
DNS Leak Test
Detect if your DNS queries leak to your ISP outside a VPN. Shows your real DNS resolver, WebRTC IP leaks, and an instant privacy verdict.
Phishing & Safety Checker
Detect phishing sites instantly. Check brand impersonation, domain age, redirect chains, and VirusTotal engine results. Get a plain-language safety verdict for any URL.