Subnet Calculator (IPv4 Only)


Subnet Calculator is used to divide an IP network into subnetworks by calculating network address, subnet mask, broadcast address and host IP address range. Please use the form below to enter an IP address and Subnet Mask, and we'll provide you with necessary information you'll need.

Enter a IP/Mask or IP/CIDR:

Example IP Address Inputs
IP & CIDR Netmask: 10.0.0.1/8
IP & Netmask: 192.168.0.1 255.255.255.240
IP & Wildcard mask: 172.16.2.1 0.0.1.255

*Note: Wildcard mask is inverse of subnet mask.

Subnet Results

Here is the subnet calculator results for 18.232.38.214/24.

IP Address18.232.38.214
Subnet Mask255.255.255.0
Binary Subnet Mask11111111111111111111111100000000
CIDR Subnet Mask/24
Wildcard Mask0.0.0.255
IP ClassA (0.0.0.0 - 127.255.255.255)
Network Address18.232.38.0
Broadcast Address18.232.38.255
Host Address Range18.232.38.1 - 18.232.38.254
# of Usable Hosts254


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