Privacy & Network Tools
Free tools to understand your connection and browser — zero logs, zero tracking.
What LLM Can I Run?
Instantly see which local AI models your computer can handle — GPU, RAM and WebGPU checked right in your browser.
Internet Speed Test
Measure your real download & upload speed via the nearest Cloudflare edge. No Flash, no app.
Port Scanner
Check if any TCP port is open on your public IP. Custom port input + 12 common ports. Instant.
Browser Fingerprint
See how uniquely identifiable your browser is to trackers — 18 signals, 100% client-side.
Browser Info
See your browser, OS, engine, screen, hardware, and user agent — all in one place.
WebRTC Leak Test
Check if your real IP is exposed through WebRTC — the most common VPN bypass vulnerability.
DNS Leak Test
Find out if your DNS queries are encrypted or visible to your ISP and network administrator.
SSL Certificate Checker
Check any domain's SSL certificate: expiry date, issuer, HSTS, redirect, and security grade (A+ to F).
Security Headers Checker
Scan any site's HTTP security headers (HSTS, CSP, X-Frame-Options) and get an instant A+ to F grade with fixes.
DNS Lookup
Check A, AAAA, MX, TXT, NS and CNAME records for any domain.
HTTP Headers
See the exact request headers your browser sends to sites.
Subnet Calculator
Network, broadcast, host range, netmask and wildcard from CIDR.
AI Agent Readiness Checker
Test any site for agentic browsing readiness — llms.txt, AI crawler access, structured data and WebMCP.
IP Blacklist Check
See if your IP is on email blacklists (DNSBLs) that can block your outgoing mail.
14 tools · zero logs · 100% private