Access cup.es. Cambridge University Press: Libros para aprender inglés

cup.es

276 ms

cup.es

382 ms

www.cambridge.es

237 ms

www.cambridge.es

185 ms

ef69663.css

191 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Cup.es, 80% (36 requests) were made to Cambridge.es and 4% (2 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Blog.cambridge.es.

Content Size

3.7 MB

After Optimization

2.6 MB

In fact, the total size of Cup.es main page is 3.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 57.7 kB

Original 69.6 kB
After minification 53.1 kB
After compression 11.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 16.5 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 57.7 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 149.6 kB

Original 2.5 MB
After minification 2.4 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Cup images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 472.0 kB

Original 651.4 kB
After minification 612.6 kB
After compression 179.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 472.0 kB or 72% of the original size.

CSS Optimization

-84%

Potential reduce by 339.1 kB

Original 402.2 kB
After minification 374.0 kB
After compression 63.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Cup.es needs all CSS files to be minified and compressed as it can save up to 339.1 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cup. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.