Get information about an existing GUID

There's 5 different kinds of GUIDs and 4 variants on top of that, use this tool to find the GUID version and variant. We'll even extract the time the GUID was generated is it happens to be a version 1 GUID.

What is a GUID

A GUID or UUID is a 128-bit unique reference number used in computing, a GUID follows a specific structure defined in RFC 4122 and come in a few different versions and variants.

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How to make a GUID

Interested in the nuts and bolts of how GUIDs are created? We'll give you a nice overview so you don't need to get too bogged down in the spec.

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GUID tools

Sites like this are great for quickly generating a GUID or two - but most development environments have inbuilt tools or commands which are quicker to use on a regular basis.

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