IP & Subnet Tools
IP Address to Integer
Convert an IPv4 address to its decimal integer form, or an integer back to an address.
📖 New to this? Read How IPv4 Addresses Work: Structure and Notation.
IP & Subnet Tools
Convert an IPv4 address to its decimal integer form, or an integer back to an address.
📖 New to this? Read How IPv4 Addresses Work: Structure and Notation.
192.168.1.1 → 3232235777. Handy for storing IPs compactly in a database.
Convert an IPv4 address to a single 32-bit integer, and back.
Yes — it's completely free and runs entirely in your browser. Whatever you enter stays on your device and is never uploaded to any server.
No. It works in any modern web browser on desktop, tablet, or phone — no downloads, no browser extensions, and no account required.