6.4 sec in total
349 ms
5.5 sec
566 ms
Welcome to adrex.cz homepage info - get ready to check Adrex best content right away, or after learning these important things about adrex.cz
Adrex, doposud známý jako adrenalinová a outdoorová online platforma, představuje nový projekt kamenného Adrex Base Campu ve Víru na Vysočině.
Visit adrex.czWe analyzed Adrex.cz page load time and found that the first response time was 349 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
adrex.cz performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value14.8 s
0/100
25%
Value13.0 s
2/100
10%
Value400 ms
68/100
30%
Value0.024
100/100
15%
Value14.4 s
9/100
10%
349 ms
2336 ms
119 ms
353 ms
244 ms
Our browser made a total of 122 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Adrex.cz, 76% (93 requests) were made to Adrex.com and 8% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Adrex.com.
Page size can be reduced by 524.8 kB (44%)
1.2 MB
655.8 kB
In fact, the total size of Adrex.cz main page is 1.2 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. 60% of websites need less resources to load. Images take 534.9 kB which makes up the majority of the site volume.
Potential reduce by 38.6 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 7.7 kB, which is 16% 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 38.6 kB or 78% of the original size.
Potential reduce by 35.3 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. Adrex images are well optimized though.
Potential reduce by 304.6 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 304.6 kB or 72% of the original size.
Potential reduce by 146.4 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. Adrex.cz needs all CSS files to be minified and compressed as it can save up to 146.4 kB or 84% of the original size.
Number of requests can be reduced by 30 (26%)
115
85
The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Adrex. 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 from 10 to 1 for CSS and as a result speed up the page load time.
adrex.cz
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jquery-ui-latest__1373266229.css
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layout__1401366961.css
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settings.css
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adrex.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
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
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.
adrex.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
Page has valid source maps
adrex.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
EN
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Adrex.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Czech language. Our system also found out that Adrex.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.
adrex.cz
Open Graph description is not detected on the main page of Adrex. 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: