AMAR IT TOOLS
CIDR / Subnet Calculator
Calculate IPv4 network details, usable hosts, subnet mask and broadcast address instantly.
Enter an IPv4 CIDR block and click Calculate.
IP Address—
CIDR Prefix—
Subnet Mask—
Wildcard Mask—
Network Address—
Broadcast Address—
First Usable IP—
Last Usable IP—
Total Addresses—
Usable Hosts—
IP Class—
Private / Public—
Binary Details
IP
—Mask
—Network
—Calculations are performed in your browser. No IP address is sent to a server.