Online IP/Subnet Calculators

Below is our list of online IP calculators allowing to perform subnet network calculations using network class, IP address, subnet mask, subnet bits, mask bits, maximum required IP subnets and maximum required hosts per subnet.

Site Brief Description Screenshot
ipcalc
jodies.de/ipcalc
Simple Perl based IP calculator with basic features screenshot
subnet-calculator.com Powerful Java tool for IP/Subnet calculations screenshot
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subnetmask.info
Detailed JavaScript IP calculator to generate a list of subnets screenshot
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faqintosh.com
Simple JavaScript IP calculator screenshot
subnetonline.com Professional and very detailed JavaScript oriented IP calculator screenshot
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t1shopper.com
Powerful tool set to calculate Subnet masks, IP addresses, numbers of hosts and etc. screenshot