07 August 2013 16:30
![](http://blogmarks.net/screenshots/2013/08/07/c026c44f605068ea8e5ab73b37b5fe51.png)
Online IP CIDR / VLSM Supernet Calculator
The CIDR Calculator enables CIDR network calculations using IP address, CIDR mask (subnet mask), mask bits, maximum required IP addresses and maximum required subnets.
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