4.2 sec in total
894 ms
3.1 sec
207 ms
Click here to check amazing Uzasna Anglictina content. Otherwise, check out these important facts you probably never knew about uzasna-anglictina.cz
Online kurz angličtiny pro každého! Žádné biflování, žádná gramatika. Učte se angličtinu poslechem rodilých mluvčích. Vyzkoušejte náš kurz angličtiny zdarma a nezávazně.
Visit uzasna-anglictina.czWe analyzed Uzasna-anglictina.cz page load time and found that the first response time was 894 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
uzasna-anglictina.cz performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value5.6 s
18/100
25%
Value10.7 s
7/100
10%
Value1,840 ms
9/100
30%
Value0.208
60/100
15%
Value19.9 s
2/100
10%
894 ms
193 ms
293 ms
393 ms
499 ms
Our browser made a total of 149 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Uzasna-anglictina.cz, 38% (56 requests) were made to Anglictina-bez-biflovani.cz and 5% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Anglictina-bez-biflovani.cz.
Page size can be reduced by 263.2 kB (27%)
987.0 kB
723.8 kB
In fact, the total size of Uzasna-anglictina.cz main page is 987.0 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. Only a small number of websites need less resources to load. Javascripts take 433.7 kB which makes up the majority of the site volume.
Potential reduce by 78.5 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. This page needs HTML code to be minified as it can gain 14.0 kB, which is 14% 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 78.5 kB or 81% of the original size.
Potential reduce by 143.5 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. Obviously, Uzasna Anglictina needs image optimization as it can save up to 143.5 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 37.4 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 3.8 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. Uzasna-anglictina.cz has all CSS files already compressed.
Number of requests can be reduced by 48 (58%)
83
35
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uzasna Anglictina. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
anglictina
894 ms
reset.css
193 ms
fractionslider.css
293 ms
selectbox.css
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style.css
499 ms
modernizr.custom.js
413 ms
jquery-1.10.2.min.js
514 ms
jquery-ui-1.10.3.custom.min.js
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jquery.selectbox-0.2.min.js
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jquery.validate.messages_cs.js
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css
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analytics.js
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sdk.js
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fbevents.js
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anglictina_bez_biflovani_uvodni_fotografie.jpg
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princip_vyukove_metody_imitum.png
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uzasna-anglictina.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.
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
uzasna-anglictina.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
uzasna-anglictina.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
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uzasna-anglictina.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 Uzasna-anglictina.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.
uzasna-anglictina.cz
Open Graph description is not detected on the main page of Uzasna Anglictina. 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: