Network & Security
Free network and security tools
Check your public IP address, review basic connection details and understand whether your browsing traffic appears to come from a VPN or proxy. These tools are designed for quick privacy, networking and troubleshooting checks.
Available network and security tools
JWT Decoder
Decode the header and payload of a JSON Web Token directly in your browser.
Base64 Encoder/Decoder
Encode and decode Base64 directly in your browser.
URL Encoder/Decoder
Encode and decode URLs for query strings, APIs and redirects.
Public IP Checker
Check your public IP, approximate geolocation and VPN information.
Quick checks for IP, VPN and connection visibility
Knowing what information your connection exposes is useful when working remotely, testing VPNs, debugging network issues or checking how a website sees your browser. CalcolaFacile keeps these checks simple and easy to run directly from the browser.