How to Block Websites With cPanel (4 Steps)

Log in to cPanel by launching your Web browser, then typing in the login page address in the address bar and press 'Enter.' Type your cPanel username and password into the displayed text fields and click 'OK.'
Click the 'IP Deny Manager' icon under the 'Security' section.
Type the IP address of the user you wish to block into the 'IP Address or Domain' text field. If you have a blog installed on your hosting server, typically find the IP address of the user you wish to block in the comments area, next to their username.
Click the 'Add' button to block your website from being accessed by the particular IP address. The blocked IP address displays at the bottom of the screen.
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How to Block an IP from a Website (3 Steps)

Log in to your cPanel control panel. cPanel is generally located at yoursite.com/cpanel. (Replace 'yoursite.com' with your website address.)
Click on 'IP Deny Manager,' located under the 'Security' tab.
Type the IP address that you wish to block into the box. If you would like to block a domain, simply add the domain address into the box. cPanel will automatically attempt to locate the IP address of the given domain. Click the 'Add' button.
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