How to list Apache enabled modules?
To list apache loaded modules use:
apachectl -M
or:
apachectl -t -D DUMP_MODULES
or on RHEL,CentoS, Fedora:
httpd -M
For more options man apachectl
. All these answers can be found just by little google search.
Also you can use server-info to get info from remote servers
<Location /server-info>
SetHandler server-info
Order allow,deny
Allow from 127.0.0.1 xxx.xxx.xxx.xxx
</Location>
You can get list of all enabled Apache modules at http://your.host.example.com/server-info?list