// Tool_06

Subnet Calculator

Enter an IP address and subnet mask (or CIDR) to calculate the network address, broadcast address, usable host range, and total host count.

IP Address

CIDR / Mask

Network Address

—

Broadcast Address

—

Subnet Mask

—

Wildcard Mask

—

CIDR Notation

—

Total Hosts

—

Usable Hosts

—

IP Class

—

Usable Host Range

—

IP Address

Subnet Mask

Network

// Common CIDR quick reference — click to use

CIDR	Subnet Mask	Total Hosts	Usable Hosts	Typical use