Free tools to see what your connection reveals
Each one shows something websites can learn about you, explained in plain words. No sign-up, no tracking, and nothing is stored.
Your IP address, and 5 things it tells every website you visit: location, provider, network type, hostname and time zone.
Show my IP →See if your VPN really hides you, or if your real provider leaks through IPv6 or WebRTC.
Check my VPN →Find out which network owns any IP address, where it's registered and what kind of connection it is.
Look up an IP →See when a website was registered, where it's hosted and whether it supports IPv6.
Look up a website →Paste an email's headers to see who really sent it, the sender checks and the route it took.
Check an email →See the ID your browser gives away without cookies, and why it stays the same in a private window.
See my fingerprint →Compare where your IP says you are with where you really are. Worked out in your browser.
Compare →Why your internet has two addresses, and which one a website sees. Includes a website check.
Learn and check →Run one command, paste the result, and see who carries your traffic, step by step.
Explain my route →Your IP and the five things as plain text or JSON, for scripts and the command line.
$ curl ip5.io $ curl ip5.io/all $ curl ip5.io/json $ curl ipfive.ioAll commands →