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siteadvisor.nl

2278 ms

mac.html

864 ms

core.css

2456 ms

lang_en.css

2153 ms

core.js

2306 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Siteadvisor.nl, 4% (1 request) were made to Images.scanalert.com and 4% (1 request) were made to Metrics.mcafee.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Siteadvisor.nl.

Content Size

315.4 kB

After Optimization

61.4 kB

In fact, the total size of Siteadvisor.nl main page is 315.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. CSS take 203.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 9.6 kB

Original 12.8 kB
After minification 10.5 kB
After compression 3.2 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 2.3 kB, which is 18% 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 9.6 kB or 75% of the original size.

Image Optimization

-49%

Potential reduce by 2.7 kB

Original 5.5 kB
After minification 2.8 kB

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. Obviously, Site Advisor needs image optimization as it can save up to 2.7 kB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 68.0 kB

Original 93.5 kB
After minification 70.7 kB
After compression 25.5 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 68.0 kB or 73% of the original size.

CSS Optimization

-85%

Potential reduce by 173.7 kB

Original 203.6 kB
After minification 161.7 kB
After compression 29.8 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. Siteadvisor.nl needs all CSS files to be minified and compressed as it can save up to 173.7 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Site Advisor. 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 from 8 to 1 for CSS and as a result speed up the page load time.