• IPv4/v6 CIDR Calculator 1
  • IPv4/v6 CIDR Calculator 2
  • IPv4/v6 CIDR Calculator 3
  • IPv4/v6 CIDR Calculator 4

IPv4/v6 CIDR Calculator

This app provides a networking utility for calculating CIDR subnets on IPv4 or IPv6 addresses.

CIDR (Classless Inter-Domain Routing) calculator computes the following for given IPv4 or IPv6 address and prefix length (using the slider) :-
1) Network Address
2) Broadcast Address
3) Netmask
4) Hostmask
5) Number of Hosts
6) Host Range Start
7) Host Range End

You can also change the color for text and background (including Dark Mode).

Category : Tools

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Reviews (4)

A. G. u. Jan 8, 2019     

Plain and simple. The prefix slider is annoying to use and would be good if the ipv4/6 address ranges stated what their usage should be based on what is selected, for example public/private/loopback etc. Otherwise, thanks for an awesome app

Tal. S. Jan 18, 2022     

need internet connection to calculate.

A. G. u. Jun 10, 2019     

thankyou we are love your progam very faster and good

A. G. u. Apr 6, 2019     

the worst way to change subnet mask for ipv 6