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rozhled.net

756 ms

style.css

239 ms

show_ads.js

5 ms

counter.js.php

774 ms

rozhled.jpg

300 ms

Our browser made a total of 142 requests to load all elements on the main page. We found that 73% of them (103 requests) were addressed to the original Rozhled.net, 4% (6 requests) were made to Pagead2.googlesyndication.com and 4% (6 requests) were made to C.betrad.com. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Rozhled.net.

Content Size

479.8 kB

After Optimization

306.1 kB

In fact, the total size of Rozhled.net main page is 479.8 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. 40% of websites need less resources to load. Images take 285.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 22.9 kB

Original 27.6 kB
After minification 27.6 kB
After compression 4.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 22.9 kB or 83% of the original size.

Image Optimization

-14%

Potential reduce by 38.9 kB

Original 285.4 kB
After minification 246.5 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, Rozhled needs image optimization as it can save up to 38.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 111.8 kB

Original 166.7 kB
After minification 166.6 kB
After compression 54.9 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 111.8 kB or 67% of the original size.

CSS Optimization

-20%

Potential reduce by 9 B

Original 46 B
After minification 37 B
After compression 37 B

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. Rozhled.net needs all CSS files to be minified and compressed as it can save up to 9 B or 20% of the original size.

Requests Now

139

After Optimization

116

The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rozhled. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.