This extension is currently not actively maintained! Although it may still work, any bug reports or feature requests will more than likely be ignored. If you are interested in taking on the task of developing and maintaining this extension, you can request repository ownership. As a courtesy, you may want to contact the author. You should also remove this template and list yourself as maintaining the extension in the page's {{Extension }} infobox.

MediaWiki extensions manual

SubnetCalc Release status: unmaintainedCategory:Unmaintained extensions
Implementation	Parser extension Category:Parser extensions
Author(s)	Oblivious
Latest version	4.1.1
MediaWiki	Category:Extensions without MediaWiki version
License	GNU General Public License 3.0 only
Download	Download extension Git [?]: Browse repository (GitHub) Gerrit code review Git commit log Download source tarball Category:Extensions in Wikimedia version control
Hooks used ParserFirstCallInit Category:ParserFirstCallInit extensions
Quarterly downloads	0
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The SubnetCalc extension provides a parser function to calculate IP subnets.

Installation

• Download and move the extracted SubnetCalc folder to your extensions/ directory.
  Developers and code contributors should install the extension from Git instead, using:cd extensions/
git clone https://gerrit.wikimedia.org/r/mediawiki/extensions/SubnetCalc
• Add the following code at the bottom of your LocalSettings.php file:

  wfLoadExtension( 'SubnetCalc' );
  

• Done – Navigate to Special:Version on your wiki to verify that the extension is successfully installed.