Site24x7 Subnet Calculator for IPv4 and IPv6: Network IP Calculations Made Simple

Is your organization's rising network security concern making you think of subnetting it? Site24x7 IPv4 subnet calculator and IPv6 subnet calculator free online tools make your task simple. For the given network address block, Site24x7 IPv4 calculator provides the number of subnets, hosts, broadcast address, host range, wildcard mask and CIDR notation at a glance.

Subnet Calculator for IPv4

Subnet Calculator for IPv6

If your organization is IPv6 enabled, you've probably obtained a /48 block from your ISP. With our IPv6 calculator you can split this up for use at different branches, DMZs for servers, Internet access gateways for employees etc. You can then use IPV6's dedicated subnet bits to split up your LAN.

How it works:

Most calculators leave you with a bunch of text boxes to figure out on your own. Site24x7's IPv4 subnet calculator makes subnet calculations intuitive! All you need to do is choose the kind of private address block you want for your network such as or and fill in any one of the other fields such as the number of subnets/hosts, the subnet mask~ etc. to automatically complete the rest. The subnet address, host address range and broadcast address suiting the combination are displayed at a glance!

A tool to double-check!

Site24x7 subnet calculators also help you verify the IP calculations performed mentally before configuring them in the router. This way, you can be sure of being on the right track.

So what are you waiting for? Go ahead and create a perfectly organized network! Also, if you are facing difficulties in troubleshooting your network issues, try our traceroute generator or sign up for Site24x7 - a cloud monitoring service now!

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