You should also ensure that all images on your site have been compressed, as uncompressed images take up a lot of space and will slow your site's loading time. If your site is still loading slow, consider taking a look at how many external DNS look-ups your site is making (you can test this at ). This will resolve the error message, and most your site will start to load normally again. Keep it Safe Web applications are the back-end components that power any online business. Shared Cloud SSD Hosting Powered by cPanel Now with free domain for life and free website transfer on all plans Increase the Performance of your website by Up. You should also consider moving the visibility and display style information to an external stylesheet: Free ModSecurity Rules from Comodo Provides powerful, real-time protection for web applications and websites running on Apache, LiteSpeed and Nginx on Linux. OWASP ModSecurity Core Rule Set V3. Pattern match '])(window,document,'script','dataLayer','GTM-XXXXXX') Which modsecurity vendors and rules do you use (Cpanel servers) Im curious to know what ModSecurity vendor (s) and rules you are using for your cpanel shared hosting servers. ModSecurity: Access denied with code 403 (phase 4). If you're using Wordpress with the Wordfence plugin, you'll notice that Wordfence says the site is all clear, but when checking your error logs, you'll likely find something similar to the following: If you're using Google Tag Manager, you may notice that your site is becoming extremely slow or giving an error message.

Comodo modsecurity cpanel