> For the complete documentation index, see [llms.txt](https://linux-tutorial-cli.gitbook.io/linux-cli-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://linux-tutorial-cli.gitbook.io/linux-cli-tutorial/txt-files/hostid.md).

# hostid

## hostid

The hostid command is a command-line utility that can be used to get the host ID of a Linux system. The host ID is a unique identifier that is assigned to each system when it is booted up.

Here are some of the benefits of using hostid:

It is a simple and easy-to-use command. It can be used to get the host ID of a system, both locally and remotely. Here are some of the drawbacks of using hostid:

The host ID is not a secure identifier. It can be difficult to remember the host ID of a system.

## help

```
hostid

Print the system's host ID.

The host ID is a unique identifier assigned to each system by the BIOS or
the system firmware. It is typically used to identify the system on a network.

Options:

-h, --help    Display this help message.
```