GTmetrix Performance Blog
News, updates and guides on GTmetrix and general web performance
Category: Optimization Explained
Get a better understanding of common web performance concepts.
What Does Image Optimization Mean?
Optimizing images reduces the total size of your page and helps it load faster – but what does it all mean?
PageSpeed and YSlow are Half the Battle
PageSpeed and YSlow scores tell you how well your front-end is optimized for loading time, and while important, they are but one half of the determining factor.
Why use a Content Delivery Network (CDN)?
CDNs can help your users load your website faster by serving your static resources in nodes all around the world.
Why is my page slow?
Your server-side/back-end performance plays a crucial role in your page performance. Here are some possible reasons as to why it may be slow.
Recent Posts
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New SSL Timing in Waterfall Chart, Capacity Upgrades, and Other Updates
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Getting Started with GTmetrix PRO
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Infographic: Black Friday/Cyber Monday 2018 Performance Blips and Blunders
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Black Friday/Cyber Monday 2018: Performance Blips and Blunders of Top Online Retailers
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New Simulated Devices and General Page Analysis Fixes and CDNs