Average Lighthouse scores
Average performance score
Check if a website is using technologies
Our scanner detects technologies used on websites with high accuracy. Results typically appear within seconds.
Average Lighthouse scores
LazySizes is a JavaScript library used to delay the loading of images (iframes, scripts, etc) until they come into view.
Check if a website is using LazySizes or similar technologies
Our scanner detects technologies used on websites with high accuracy. Results typically appear within seconds.
Average performance score
