tldr/pages/linux/a2query.md

# a2query

> Retrieve runtime configuration from Apache on Debian-based OSes.
> More information: <https://manpages.debian.org/latest/apache2/a2query.html>.

- List enabled Apache modules:

`sudo a2query -m`

- Check if a specific module is installed:

`sudo a2query -m {{module_name}}`

- List enabled virtual hosts:

`sudo a2query -s`

- Display the currently enabled Multi Processing Module:

`sudo a2query -M`

- Display the Apache version:

`sudo a2query -v`
a2disconf, a2dismod, a2dissite, a2enconf, a2enmod, a2ensite, a2query: add page (#3609) 2019-11-28 22:20:51 +01:00			`# a2query`

			`> Retrieve runtime configuration from Apache on Debian-based OSes.`
a2query, dpkg, check-support-status, netselect-apt, reportbug: update Debian link (#7622) a2query: update link to Debian manpage * check-support-status: update link to Debian manpage * dpkg-deb: update link to Debian manpage * dpkg: update link to Debian manpage * netselect-apt: update link to Debian manpage * reportbug: update link to Debian manpage 2022-01-08 10:39:40 -03:00			`> More information: <https://manpages.debian.org/latest/apache2/a2query.html>.`
a2disconf, a2dismod, a2dissite, a2enconf, a2enmod, a2ensite, a2query: add page (#3609) 2019-11-28 22:20:51 +01:00
			`- List enabled Apache modules:`

			`sudo a2query -m`

			`- Check if a specific module is installed:`

			`sudo a2query -m {{module_name}}`

			`- List enabled virtual hosts:`

			`sudo a2query -s`

			`- Display the currently enabled Multi Processing Module:`

			`sudo a2query -M`

			`- Display the Apache version:`

			`sudo a2query -v`