A CDN, or Content Delivery Network, is a network of servers that helps deliver your website content to your visitors more quickly and efficiently, much like how having multiple warehouses can help you deliver your products more quickly to visitors all over the world.
Further reading:
- Using a CDN (Content Delivery Network) to Improve Pagespeed
- 35 WordPress Tools and Resources to Improve Pagespeed
Cloudflare
Features: Global network of servers, free and paid plans available, caching, security features (like DDoS protection), easy integration with WordPress, real-time analytics and reporting.
Benefits: Good performance, affordable pricing, easy to set up and use, improved website security, scalable.
See: https://www.cloudflare.com/
KeyCDN
Features: Affordable pricing, global network of servers (including in the UK), HTTPS support, real-time reporting and analytics, easy integration with WordPress, caching.
Benefits: Good performance, affordable pricing, easy to set up and use, improved website speed, scalable.
Amazon CloudFront
Features: Global network of servers, high performance, integration with other AWS services, easy to use and configure, caching, security features.
Benefits: Good performance, scalable, integrates well with other AWS services, flexible and customisable.
See: https://aws.amazon.com/cloudfront/
StackPath
Features: Global network of servers, high performance, security features (like WAF), integration with other StackPath services, caching, HTTPS support.
Benefits: Good performance, improved website security, flexible and customisable, integrates well with other StackPath services.
See: https://www.stackpath.com/
Akamai
Features: Global network of servers, high performance, security features (like DDoS protection), real-time analytics and reporting, content optimisation, easy integration with WordPress.
Benefits: Good performance, improved website security, scalable, flexible and customisable.
Fastly
Features: Global network of servers, high performance, real-time analytics and reporting, caching, content optimisation, easy integration with WordPress.
Benefits: Good performance, improved website speed, scalable, flexible and customisable.
CDN77
Features: Global network of servers, affordable pricing, real-time analytics and reporting, caching, HTTPS support, easy integration with WordPress.
Benefits: Good performance, affordable pricing, easy to set up and use, improved website speed, scalable.
Sucuri
Features: Global network of servers, security features (like WAF and malware scanning), caching, real-time analytics and reporting, easy integration with WordPress.
Benefits: Improved website security, good performance, scalable, easy to set up and use.
See: https://sucuri.net/
Jetpack Site Accelerator (powered by WordPress.com)
Features: Caching, image optimisation, lazy loading, global network of servers (powered by WordPress.com), easy integration with WordPress, real-time analytics and reporting.
Benefits: Improved website speed, easy to set up and use, integrates well with other Jetpack features.
https://jetpack.com/features/security/site-accelerator/
BunnyCDN
Features: Affordable pricing, global network of servers, HTTPS support, real-time analytics and reporting, caching, easy integration with WordPress.
Benefits: Good performance, affordable pricing, easy to set up and use, improved website speed, scalable.
It’s important to evaluate each CDN based on a business’s specific needs and requirements, as well as pricing, performance, and features.
This post is part of the WordPress Pagespeed Optimisation Guide — created by our Wordpress Pagespeed Optimisation Specialists. In this series: