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HOSTID
Section: User Commands (1)Updated: February 2026
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NAME
hostid - print the numeric identifier for the current hostSYNOPSIS
hostid [,OPTION/]DESCRIPTION
Print the numeric identifier (in hexadecimal) for the current host.
- X'tty: link https://www.gnu.org/software/coreutils/hostid#hosti-help'--helpX'tty: link'
- display this help and exit
- X'tty: link https://www.gnu.org/software/coreutils/hostid#hosti-version'--versionX'tty: link'
- output version information and exit
AUTHOR
Written by Jim Meyering.REPORTING BUGS
Report bugs to: bug-coreutils@gnu.org
Report Gentoo bugs to: https://bugs.gentoo.org/
GNU coreutils home page: <https://www.gnu.org/software/coreutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>
Report any translation bugs to <https://translationproject.org/team/>
SEE ALSO
gethostid(3)
Full documentation <https://www.gnu.org/software/coreutils/hostid>
or available locally via: info aq(coreutils) hostid invocationaq
Packaged by Gentoo (9.10 (p0))
Copyright © 2026 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.