Privacy diagnostics · runs in your browser
See exactly what your browser leaks
The moment you load a page, websites learn your IP, location, device fingerprint and more — without asking. SysLeak shows you everything they see, scores your exposure 0–100, and stores none of it.
No signup · no cookies · no trackers.
Live previewno click required
- Public IP
- 216.73.216.255
- Location
- Columbus, Ohio, United StatesUS
- Network
- Amazon.com, Inc.
- Browser & OS
- reading…
- Fingerprint
- reading…
Exposure score (partial)—/100
We didn't ask. Your browser told us — and we stored none of it.
Or test one signal at a time
All tools →- What is my IP address?Your public IP, location, ISP and network owner — what every server sees.
- Browser fingerprint testEvery fingerprint signal your browser exposes, with an entropy estimate of how identifiable you are.
- WebRTC leak testDoes WebRTC expose your real IP address — even behind a VPN?
- Canvas fingerprint testSee the scene your browser renders and the device-specific hash it produces.
- VPN detection testTimezone mismatches and WebRTC bypasses — the tells that give VPN users away.