5 sec in total
325 ms
4.2 sec
405 ms
Visit jrc.cz now to see the best up-to-date JRC content for Czech Republic and also check out these interesting facts you probably never knew about jrc.cz
JRC Czech a.s. - váš prodejce s hrami pro PC, Playstation, Xbox a Nintendo. Prodáváme hry, herní konzole, příslušenství, ale vykoupíme i Vaše dohrané hry
Visit jrc.czWe analyzed Jrc.cz page load time and found that the first response time was 325 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
jrc.cz performance score
name
value
score
weighting
Value3.9 s
24/100
10%
Value4.8 s
31/100
25%
Value5.9 s
48/100
10%
Value11,110 ms
0/100
30%
Value0.227
55/100
15%
Value16.9 s
5/100
10%
325 ms
898 ms
422 ms
329 ms
43 ms
Our browser made a total of 111 requests to load all elements on the main page. We found that 77% of them (86 requests) were addressed to the original Jrc.cz, 4% (4 requests) were made to Google.com and 3% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Jrc.cz.
Page size can be reduced by 1.0 MB (27%)
3.9 MB
2.8 MB
In fact, the total size of Jrc.cz main page is 3.9 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. 40% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 75.8 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 75.8 kB or 84% of the original size.
Potential reduce by 553.2 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, JRC needs image optimization as it can save up to 553.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 164.7 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 164.7 kB or 56% of the original size.
Potential reduce by 242.1 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. Jrc.cz needs all CSS files to be minified and compressed as it can save up to 242.1 kB or 83% of the original size.
Number of requests can be reduced by 22 (21%)
104
82
The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JRC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
jrc.cz
325 ms
www.jrc.cz
898 ms
style.css
422 ms
script.js
329 ms
plusone.js
43 ms
conversion.js
17 ms
retargeting.js
352 ms
ga.js
52 ms
cb=gapi.loaded_0
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provide2
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activity
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59 ms
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retargeting
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kolotoc.html
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ad_status.js
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widget.php
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661 ms
jrc.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
jrc.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
jrc.cz SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
CS
CZ
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jrc.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Jrc.cz main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
jrc.cz
Open Graph description is not detected on the main page of JRC. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: