This tool focuses on IPv4 CIDR; IPv6 planning uses /64 conventions.

How many hosts per /24?

A /24 provides 254 usable host addresses (256 minus network and broadcast).

Is Subnet Calculator free to use?

Yes — Subnet Calculator on Fneno is 100% free with no signup required, no credit card, and no usage limits for normal use. Open it and start instantly.

Do I need to create an account to use this?

No account is needed. Just open the tool and use it right away — your data stays in your browser and is never uploaded to our servers unless the tool requires it.

Does it support Arabic and English?

Yes — Fneno tools are fully bilingual. Subnet Calculator works with Arabic (RTL) and English for users in Saudi Arabia, UAE, Egypt, and globally.

How accurate is Subnet Calculator?

Subnet Calculator uses proven algorithms and Fneno AI to deliver accurate results. For critical decisions, always verify with a professional.

Subnet Calculator

New🔥 Popular

Calculate CIDR, netmask, and host ranges

Enter an IP address and prefix length to get network address, broadcast, and usable host range. Essential for network admins and cloud VPC planning. Subnet Calculator on Fneno helps you calculate cidr, netmask, and host ranges with a clean, mobile-friendly interface. Runs in your browser with strong privacy — your code and data are not stored on our servers for typical use. Used by front-end, back-end, and DevOps professionals who need fast utilities without installing software. Fneno.com is a free bilingual online toolkit — open the tool and start instantly with no signup for normal use. Runs entirely client-side in the browser — zero server upload, maximum privacy for your code and data. Free developer tool with no account required — copy results in one click, share via URL. Trusted by front-end developers, back-end engineers, sysadmins, and DevOps teams worldwide. Works on Windows, macOS, and Linux — any device with a modern browser.

Network

192.168.1.0

Broadcast

192.168.1.255

Usable hosts

254

First host

192.168.1.1

Last host

192.168.1.254

⚡ Instant — no signup needed🔒 Your data stays private🌐 Arabic & English