3.7 sec in total
375 ms
3 sec
357 ms
Welcome to advojka.cz homepage info - get ready to check Advojka best content for Czech Republic right away, or after learning these important things about advojka.cz
Visit advojka.czWe analyzed Advojka.cz page load time and found that the first response time was 375 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 55% of websites can load faster.
advojka.cz performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value6.6 s
8/100
25%
Value4.7 s
68/100
10%
Value260 ms
83/100
30%
Value0.229
54/100
15%
Value7.7 s
45/100
10%
375 ms
786 ms
417 ms
302 ms
114 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 96% of them (50 requests) were addressed to the original Advojka.cz, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Advojka.cz.
Page size can be reduced by 198.1 kB (35%)
565.8 kB
367.8 kB
In fact, the total size of Advojka.cz main page is 565.8 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. 20% of websites need less resources to load. Images take 337.6 kB which makes up the majority of the site volume.
Potential reduce by 17.0 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 17.0 kB or 71% of the original size.
Potential reduce by 26.5 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. Advojka images are well optimized though.
Potential reduce by 145.5 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 145.5 kB or 75% of the original size.
Potential reduce by 9.1 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. Advojka.cz needs all CSS files to be minified and compressed as it can save up to 9.1 kB or 79% of the original size.
Number of requests can be reduced by 12 (24%)
50
38
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Advojka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
advojka.cz
375 ms
www.advojka.cz
786 ms
e02f2a65836e73e60b9f110cd2e7b1ae.js
417 ms
c1ad04a0dfb885a6fa2e4fe7bc6bf5ed.css
302 ms
logo.png
114 ms
cols3.png
115 ms
btn-home-o.png
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btn-tips-b.png
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btn-arch-b.png
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btn-rubriq-b.png
265 ms
btn-autor-b.png
298 ms
btn-discus-b.png
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a-btn-club.png
332 ms
btn-a2plus-b.gif
371 ms
noCmdIcon.gif
366 ms
tip-dne.gif
412 ms
radek.png
429 ms
a2-tip-dne-unor1.jpg
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banner-a2-knihy.gif
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manual-a2nim.gif
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ga.js
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advojka.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
<object> elements do not have alternate text
advojka.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
advojka.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
CS
CZ
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Advojka.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Advojka.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.
advojka.cz
Open Graph description is not detected on the main page of Advojka. 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: