3.4 sec in total
353 ms
2.5 sec
521 ms
Visit cesko-zpiva.cz now to see the best up-to-date Cesko Zpiva content for Czech Republic and also check out these interesting facts you probably never knew about cesko-zpiva.cz
Pěvecká soutěž pro začínající zpěváky s mezinárodní účastí.
Visit cesko-zpiva.czWe analyzed Cesko-zpiva.cz page load time and found that the first response time was 353 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
cesko-zpiva.cz performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value20.8 s
0/100
25%
Value17.8 s
0/100
10%
Value8,730 ms
0/100
30%
Value0
100/100
15%
Value22.8 s
1/100
10%
353 ms
391 ms
251 ms
239 ms
241 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 81% of them (61 requests) were addressed to the original Cesko-zpiva.cz, 4% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Cesko-zpiva.cz.
Page size can be reduced by 513.6 kB (34%)
1.5 MB
1.0 MB
In fact, the total size of Cesko-zpiva.cz main page is 1.5 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. 55% of websites need less resources to load. Images take 858.3 kB which makes up the majority of the site volume.
Potential reduce by 21.2 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. 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 21.2 kB or 73% of the original size.
Potential reduce by 37.9 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. Cesko Zpiva images are well optimized though.
Potential reduce by 230.5 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 230.5 kB or 63% of the original size.
Potential reduce by 224.0 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. Cesko-zpiva.cz needs all CSS files to be minified and compressed as it can save up to 224.0 kB or 83% of the original size.
Number of requests can be reduced by 20 (28%)
71
51
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cesko Zpiva. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
cesko-zpiva.cz
353 ms
www.cesko-zpiva.cz
391 ms
jquery-1.6.2.min.js
251 ms
jquery.colorbox-1.3.14.min.js
239 ms
efekty.js
241 ms
ceskozpiva.js
242 ms
layout.css
242 ms
content.css
243 ms
common.css
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colorbox.css
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chosen.css
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chosen.jquery.js
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ga.js
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cesko-zpiva.cz accessibility score
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
cesko-zpiva.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
Browser errors were logged to the console
cesko-zpiva.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cesko-zpiva.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Cesko-zpiva.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.
cesko-zpiva.cz
Open Graph description is not detected on the main page of Cesko Zpiva. 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: