In a cPanel server, email spam issues are common when a compromised email account, website script, or infected application starts sending bulk emails through the Exim mail server. Detecting such spammers quickly is important to prevent blacklisting of the server IP, high server load, and delivery failures.<\/p>\n\n\n\n
Exim provides a useful utility called This method is simple, effective, and widely used in cPanel\/WHM servers for monitoring outgoing mail activity.<\/p>\n\n\n\n Before running the Exim statistics command, ensure the following:<\/p>\n\n\n\n Execute the following command:<\/p>\n\n\n\n The generated report provides valuable information such as:<\/p>\n\n\n\n Using this information, administrators can identify unusual email activity and detect possible spam sources.<\/p>\n\n\n\n After generating the report, you can view it using:<\/p>\n\n\n\n or<\/p>\n\n\n\neximstats<\/code> that helps administrators analyze mail logs and identify suspicious email activity. By checking Exim statistics, administrators can easily find the top sending users, domains, hosts, and destinations responsible for sending large numbers of emails.<\/p>\n\n\n\n
\n\n\n\nPrerequisites<\/h2>\n\n\n\n
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\/var\/log\/exim_mainlog<\/code><\/li>\n\n\n\n
\n\n\n\nCommand to Detect Spammers<\/h2>\n\n\n\n
\/usr\/sbin\/eximstats -t10 \/var\/log\/exim_mainlog > \/root\/stats.txt\n<\/pre>\n\n\n\n
Explanation<\/h3>\n\n\n\n
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eximstats<\/code>
Utility used to generate statistical reports from Exim log files.<\/li>\n\n\n\n-t10<\/code>
Displays the top 10 entries in each category.<\/li>\n\n\n\n\/var\/log\/exim_mainlog<\/code>
Main Exim mail log file used for analysis.<\/li>\n\n\n\n> \/root\/stats.txt<\/code>
Redirects the output to a text file for easy review.<\/li>\n<\/ul>\n\n\n\n
\n\n\n\nInformation Generated by the Report<\/h2>\n\n\n\n
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\n\n\n\nViewing the Report<\/h2>\n\n\n\n
cat \/root\/stats.txt\n<\/pre>\n\n\n\n
less \/root\/stats.txt\n<\/pre>\n\n\n\n