IP Subnet Calculator

Calculate network address, broadcast address, and host ranges based on IP and CIDR prefix.

IP Address

Subnet Mask / CIDR

IP Address -

Network Address -

Usable Host Range -

Broadcast Address -

Total Hosts -

Usable Hosts -

Subnet Mask -

Wildcard Mask -

What is the IP Subnet Calculator?

Calculate network address, broadcast address, and host ranges based on IP and CIDR prefix.