6.5 sec in total
376 ms
5.9 sec
272 ms
Visit bux.cz now to see the best up-to-date Bux content for Czech Republic and also check out these interesting facts you probably never knew about bux.cz
Široká nabídka knih všech žánrů, jako jsou romány, horrory, sportovní a naučná literatura a další. Vš za výhodné ceny a dodáním do 24 hodin! | MALL.CZ
Visit bux.czWe analyzed Bux.cz page load time and found that the first response time was 376 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
bux.cz performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value13.2 s
0/100
25%
Value15.0 s
1/100
10%
Value21,190 ms
0/100
30%
Value0.381
27/100
15%
Value30.3 s
0/100
10%
376 ms
262 ms
861 ms
148 ms
646 ms
Our browser made a total of 156 requests to load all elements on the main page. We found that 20% of them (31 requests) were addressed to the original Bux.cz, 31% (48 requests) were made to Data.bux.cz and 7% (11 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Data.bux.cz.
Page size can be reduced by 460.8 kB (31%)
1.5 MB
1.0 MB
In fact, the total size of Bux.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. 65% of websites need less resources to load. Images take 920.3 kB which makes up the majority of the site volume.
Potential reduce by 97.5 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 97.5 kB or 81% of the original size.
Potential reduce by 72.1 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. Bux images are well optimized though.
Potential reduce by 202.6 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 202.6 kB or 60% of the original size.
Potential reduce by 88.7 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. Bux.cz needs all CSS files to be minified and compressed as it can save up to 88.7 kB or 78% of the original size.
Number of requests can be reduced by 69 (47%)
148
79
The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bux. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
bux.cz
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bux.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
Image elements do not have [alt] attributes
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
[id] attributes on active, focusable elements are not unique
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bux.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
bux.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Bux.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 Bux.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.
bux.cz
Open Graph description is not detected on the main page of Bux. 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: