6.1 sec in total
1.9 sec
3.8 sec
457 ms
Welcome to umusic.cz homepage info - get ready to check U Music best content right away, or after learning these important things about umusic.cz
Největší katalog hudby. Nejvíce aktuálních hitů.
Visit umusic.czWe analyzed Umusic.cz page load time and found that the first response time was 1.9 sec and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
umusic.cz performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value4.8 s
31/100
25%
Value8.0 s
21/100
10%
Value260 ms
83/100
30%
Value0.003
100/100
15%
Value27.3 s
0/100
10%
1901 ms
113 ms
159 ms
161 ms
186 ms
Our browser made a total of 98 requests to load all elements on the main page. We found that 38% of them (37 requests) were addressed to the original Umusic.cz, 36% (35 requests) were made to Static.xx.fbcdn.net and 6% (6 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Umusic.cz.
Page size can be reduced by 493.2 kB (25%)
1.9 MB
1.5 MB
In fact, the total size of Umusic.cz main page is 1.9 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 26.1 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 4.4 kB, which is 13% 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 26.1 kB or 78% of the original size.
Potential reduce by 3.3 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. U Music images are well optimized though.
Potential reduce by 392.6 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 392.6 kB or 65% of the original size.
Potential reduce by 71.1 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. Umusic.cz needs all CSS files to be minified and compressed as it can save up to 71.1 kB or 81% of the original size.
Number of requests can be reduced by 48 (54%)
89
41
The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Music. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
umusic.cz
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supersized.css
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umusic.cz accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
umusic.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
umusic.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
CS
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Umusic.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Umusic.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.
umusic.cz
Open Graph description is not detected on the main page of U Music. 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: