IP Ban / CIDR Calculator

Calculate IP ranges, subnet masks, and generate ready-to-use ban commands for game servers. Enter a CIDR block or IP range to get network info and ban commands for Source Engine, CS2, Minecraft, and firewalls.

IP / CIDR Input

IP Address

Prefix Length /24

/0 /8 /16 /24 /32

Or paste full CIDR notation

Common Ranges

Enter a valid IP address to calculate the subnet.

Private game hosting

Run your own game server.

Rent a private game server on real hardware — full control-panel access, your mods, your configs, your rules. It's your server; run it your way.

Rent a game server Real hardware · Full control panel · 98% SLA

Don't want to run it yourself? Our managed services & consulting team will set it up and keep it running for you — game servers, Windows, Linux, and cloud, from 10+ years of MSP work.