cPanel logs locations for Web, Mail, FTP, WHM and MySQL services

cPanel logs provide a goldmine of information to quickly resolve various customer issues and server errors.

Here’s a list of the cPanel logs most commonly used by our expert server administrators, and the commonly sought information in them.

cPanel mail logs – SMTP (Exim), POP/IMAP (Courier/Dovecot) and Webmail (Horde/RoundCube/Squirrelmail)

 

Incoming and outgoing mail log/var/log/exim_mainlog – Find out what happened to an email sent to an outside server, or one that came into this server.
POP or IMAP login/transaction records/var/log/maillog – Find out when a mailbox was accessed, from which IP, and if it was successful.
Anti-spam logs (eg. SpamAssassin)/var/log/maillog – Find out if a mail was tagged as spam, and the reason for it.
Mails rejected by Exim SMTP sever/var/log/exim_rejectlog – Find out if a mail was rejected at connection level due to an Exim security policy.
SMTP/POP/IMAP server crash logs/var/log/messages,
/var/log/maillog,
/var/log/exim_paniclog – Find out why Exim/Courier/Dovecot servers crashed.
Mailman logs/usr/local/cpanel/3rdparty/mailmain/logs/* – Logs under this directory shows what happened to various mailing lists.
RoundCube delivery and error logs/var/cpanel/roundcube/log/* – Logs under this directory shows mail delivery details and RoundCube access errors.
Horde error logs/var/cpanel/horde/log/* – Logs under this directory show Horde errors.
SquirrelMail logs/var/cpanel/squirrelmail/* – Logs related to SquirrelMail errors.

 

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cPanel web server logs – Apache

 

Web site access logs/usr/local/apache/domlogs/[DOMAIN_NAME] – Find out which IP accessed the site at a given time, and the status of access.
Web site and server error log/usr/local/apache/logs/error_log – Details of error returned in the web site.
Mod Security error log/usr/local/apache/logs/modsec_audit.log – Details of the mod_security deny error.
SuPHP audit log/usr/local/apache/logs/suphp_log – Find out under which user ownership a script was executed.
Apache restarts through cPanel/WHM/usr/local/cpanel/logs/safeapacherestart_log – Find out at what all times Apache was restarted through WHM.

 

cPanel FTP logs – ProFTPd/PureFTPd

 

File upload logs/usr/local/apache/domlogs/ftp.[DOMAIN_NAME]-ftp_log – Find out which IP uploaded the files, under which user ownership, and status of upload.

 


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