> For the complete documentation index, see [llms.txt](https://hackerlab.gitbook.io/wiki.hackerlab.cz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hackerlab.gitbook.io/wiki.hackerlab.cz/web-pentesting/guid-and-uuids.md).

# GUID and UUIDs

{% embed url="<https://www.intruder.io/research/in-guid-we-trust>" %}

```
git clone https://github.com/intruder-io/guidtool
```

```
$ guidtool -i 1b2d78d0-47cf-11ec-8d62-0ff591f2a37c
UUID version: 1
UUID time: 2021-11-17 17:52:18.141000
UUID timestamp: 138564643381410000
UUID node: 17547390002044
UUID MAC address: 0f:f5:91:f2:a3:7c
UUID clock sequence: 3426
```