5.1 sec in total
313 ms
2.5 sec
2.3 sec
Welcome to valka.cz homepage info - get ready to check Valka best content for Czech Republic right away, or after learning these important things about valka.cz
Server o vojenství a historii
Visit valka.czWe analyzed Valka.cz page load time and found that the first response time was 313 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
valka.cz performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value11.1 s
0/100
25%
Value8.0 s
22/100
10%
Value1,410 ms
15/100
30%
Value0
100/100
15%
Value20.2 s
2/100
10%
313 ms
640 ms
60 ms
28 ms
36 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 12% of them (9 requests) were addressed to the original Valka.cz, 53% (39 requests) were made to Res.cloudinary.com and 15% (11 requests) were made to Vcdns.valka.cz. The less responsive or slowest element that took the longest time to load (879 ms) relates to the external source Delivery.r2b2.cz.
Page size can be reduced by 141.1 kB (19%)
723.8 kB
582.7 kB
In fact, the total size of Valka.cz main page is 723.8 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. 60% of websites need less resources to load. Images take 548.2 kB which makes up the majority of the site volume.
Potential reduce by 104.1 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 28.1 kB, which is 23% 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 104.1 kB or 85% of the original size.
Potential reduce by 7.0 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. Valka images are well optimized though.
Potential reduce by 1.2 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. This website has mostly compressed JavaScripts.
Potential reduce by 28.8 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. Valka.cz needs all CSS files to be minified and compressed as it can save up to 28.8 kB or 96% of the original size.
Number of requests can be reduced by 12 (17%)
71
59
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Valka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
valka.cz
313 ms
www.valka.cz
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valka.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.
valka.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
Missing source maps for large first-party JavaScript
valka.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
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Valka.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 Valka.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.
valka.cz
Open Graph data is detected on the main page of Valka. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: