3 sec in total
1 sec
1.8 sec
156 ms
Welcome to zsvoderady.edupage.org homepage info - get ready to check Zs Vo Derady Edupage best content for Slovakia right away, or after learning these important things about zsvoderady.edupage.org
Oficiálna školská webová stránka.
Visit zsvoderady.edupage.orgWe analyzed Zsvoderady.edupage.org page load time and found that the first response time was 1 sec and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
zsvoderady.edupage.org performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value10.1 s
0/100
25%
Value6.4 s
40/100
10%
Value450 ms
62/100
30%
Value0.085
93/100
15%
Value9.2 s
32/100
10%
1024 ms
292 ms
396 ms
388 ms
492 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 81% of them (44 requests) were addressed to the original Zsvoderady.edupage.org, 6% (3 requests) were made to Static1.edupage.org and 6% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Zsvoderady.edupage.org.
Page size can be reduced by 993.7 kB (71%)
1.4 MB
410.2 kB
In fact, the total size of Zsvoderady.edupage.org main page is 1.4 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. 40% of websites need less resources to load. Javascripts take 882.4 kB which makes up the majority of the site volume.
Potential reduce by 53.6 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. 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 53.6 kB or 82% of the original size.
Potential reduce by 12.9 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. Zs Vo Derady Edupage images are well optimized though.
Potential reduce by 645.7 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 645.7 kB or 73% of the original size.
Potential reduce by 281.5 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. Zsvoderady.edupage.org needs all CSS files to be minified and compressed as it can save up to 281.5 kB or 85% of the original size.
Number of requests can be reduced by 25 (50%)
50
25
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zs Vo Derady Edupage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
zsvoderady.edupage.org
1024 ms
jquery-ui-1.10.2.css
292 ms
edupageDefault.css
396 ms
jquery-1.9.1.min.js
388 ms
jquery-ui-1.10.2.min.js
492 ms
lang_sk.js
880 ms
edubarUtils.js
485 ms
styles.css
482 ms
css
25 ms
jquery.easing.min.js
524 ms
scripts.js
576 ms
skin.css
404 ms
asc.css
406 ms
asc.js
602 ms
ui.js
684 ms
jquery.nivo.slider.pack.js
98 ms
jQueryRotate.2.2.js
98 ms
clock2.js
190 ms
social-icons.png
464 ms
home.png
459 ms
sk.gif
469 ms
border26.png
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border26.png
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max1000x100trskola_trava_2.jpg
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icon2.png
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loading.gif
373 ms
soZfbn11PkChMcyPRwvf0evvDin1pK8aKteLpeZ5c0A.ttf
8 ms
l1cOQ90roY9yC7voEhngDCZ2oysoEQEeKwjgmXLRnTc.ttf
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12 ms
max100x100trclockBg.png
378 ms
max100x100trhourHand.png
400 ms
max100x100trminuteHand.png
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max100x100trsecondHand.png
458 ms
ga.js
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border26.png
450 ms
mail.png
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phone2.png
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arrows.png
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__utm.gif
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zsvoderady.edupage.org 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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
zsvoderady.edupage.org 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
Missing source maps for large first-party JavaScript
zsvoderady.edupage.org 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
SK
SK
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zsvoderady.edupage.org can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that Zsvoderady.edupage.org 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.
zsvoderady.edupage.org
Open Graph description is not detected on the main page of Zs Vo Derady Edupage. 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: