This blog post has been updated! PHP 7 is now obsolete, and cPanel officially supports PHP 8.1, 8.2, and 8.3. At UnderHost, we use CloudLinux on our shared servers, allowing customers to select PHP versions from 5.6 up to 8.4. Learn more about supported versions and how to upgrade via EasyApache 4.
Sign up for Google Workspace and verify your domain. In cPanel, open Email > Email Routing and choose Remote Mail Exchanger. Then, in Domains > Zone Editor, replace the MX records with Google's: smtp.google.com with priority 1. Add include:_spf.google.com to your SPF record, publish the DKIM key from the Google Admin console, and add a DMARC record.
Spam emails can overload your cPanel server and affect deliverability. By optimizing Exim and Tweak Settings in WHM, you can significantly reduce spam and secure your mail server. Follow this step-by-step guide to configure your server for better email security.
The IP Deny Manager in cPanel allows you to block specific IP addresses, domains, or entire IP ranges from accessing your website. This feature is useful for preventing malicious visitors, spam attacks, and unauthorized access.
An addon domain is a second, separate website on the same cPanel account, with its own folder, email addresses and SSL certificate. In current cPanel, open Domains > Domains, click Create A New Domain, enter the domain, untick Share document root, choose a folder such as example.net, and submit. Point the domain's DNS to your hosting first.
Disable Mailman mailing lists on your cPanel server by modifying its execute permissions.
DNS resolution failures can cause serious connectivity issues on your server. If your system can’t resolve domain names, it could be due to a misconfigured /etc/resolv.conf or missing Perl modules. This guide walks you through troubleshooting steps to restore DNS functionality efficiently.
As root, run /scripts/pkgacct USERNAME /backup to package one cPanel account (files, databases, email and settings) into /backup/cpmove-USERNAME.tar.gz. Copy the file off the server. To restore it on the same or another cPanel server, put the file in /home and run /scripts/restorepkg /home/cpmove-USERNAME.tar.gz. Restoring over an existing account replaces its data, so test first.
Missing VirtualHost directives in your Apache configuration? Learn how to restore them in cPanel by rebuilding httpd.conf.