Caching

Caching is about of storing copies of files in a temporary storage location in order to insure quicker access. CDN servers cache various content to reduce the latency, DNS servers cache DNS records to speedup lookup, browsers cache html/css/js and image files to rise the speed of website load.

Please note that technologies described on Wiki pages are not necessary the part of Plesk control panel or its extensions.

Related Posts

Web Cache Types Guide

The Beginner’s Guide to LiteSpeed Cache for WordPress

Best WordPress Caching Plugins Comparison

Knowledge Base

Enabling nginx caching

Apache and Nginx Settings – Nginx caching settings

Plesk Email Security: DNS caching is disabled! Please use a local DNS server to improve SPAM recognition via blocklists (for instance systemd-resolved)

Let’s encrypt fails if domain is configured with captcha: Your domain in Plesk is hosted on the IP address(es): 203.0.113.2 , but the DNS challenge used another IP address: 203.0.113.3.

Caching is defined to 64MB, but it gets HUGE – many many gigabytes!!!

CPU usage and webserver optimizing