A2query - Retrieve runtime configuration from Apache on Debian-based OSes

  • 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