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.

Re: Subnet Mask Ok it makes sense now about the reason for subnetting and saving addresses. Now, so you use 10.10.10.x on a serial interface does that mean you could use 10.10.10.x on the ethernet interface? Subnetting and Subnet Masks Explained Jun 10, 2020 /22 subnet mask - Masks

Netmask Quick Reference Chart -

Subnet Calculator| IP Location

Network Classes and Subnet Mask The organization which governs the internet has divided the IP addresses into different classes of the network. Each class is identified by its subnet mask. By the categorization of a default subnet mask, we can easily identify the class of an IP address of the network.

Subnet Mask Cheat Sheet - IPv6 Subnet Cheat Sheet. IPv6 is a complete and different animal as far as subnetting goes. Please note the yellow rows as each has special common use or notes.