Pick a tool. Peek behind the curtain.
All free, no login. Most run entirely in your browser.
VPN · WebRTC · IPv6 · DNS
Leak test
One click, four checks. Find out if your VPN is actually doing its job.
Is this IP masked?
VPN / Proxy / Tor check
Check whether any IP belongs to a VPN, proxy, Tor exit or datacenter.
50+ DNSBLs, live
Blacklist check
See if an IP is on spam or abuse blocklists, with delisting links.
Passwords & emails
Breach check
Has your password or email leaked? Uses k-anonymity, so your password is never sent.
What trackers collect
My fingerprint
See the device fingerprint any site can build without a single cookie.
Generate + strength test
Password generator
Strong passwords and passphrases, generated 100% on your device.
A · AAAA · MX · TXT · NS
DNS lookup
Records, reverse DNS and hostname → IP in one place.
What your browser sends
HTTP headers
Every header your browser sent us, explained in plain language.
Hop map + spoof check
Email header tracer
Paste raw headers to map the route and flag SPF, DKIM and DMARC failures.
2-minute quiz
How exposed am I?
A friendly quiz that becomes your personal privacy to-do list. Nothing leaves your device.