We know it can be pain trying to remember which CIDR notation to use or what subnet mask to enter for a specific subnet. That’s why we created this awesome looking IPv4 CIDR cheat sheet for you to use.
Consideration: Download Solarwinds Free Advanced Subnet Calculator along with this cheat sheet to ensure you have all the IP information you need even when you’re offline.
Feel free to print it out and hang it up or share a link to it with your colleagues and peers.
Free CIDR Subnet Mask Cheat Sheet
Click on the cheat sheet to view the printable version.
Recommended for You: Solarwinds Network Performance Monitor (NPM)

Automate data collection and alerting of your networking infrastructure with Solarwinds NPM so you know exactly what is going on in your network and can sleep easy.
Unlike other tools, NPM is ready to out of the box with most common makes and models of networking equipment. No messing around with custom templates, xml files, or code to extract important information.