43.1 sec in total
6.9 sec
35 sec
1.3 sec
Welcome to zssnp6.cz homepage info - get ready to check Zssnp 6 best content right away, or after learning these important things about zssnp6.cz
Stránky Základní školy a Mateřské školy Ústí nad Labem, SNP 2304/6,příspěvkové organizace, Základní školy s rozšířenou výukou německého jazyka.
Visit zssnp6.czWe analyzed Zssnp6.cz page load time and found that the first response time was 6.9 sec and then it took 36.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 28 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
zssnp6.cz performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value11.9 s
0/100
25%
Value12.2 s
3/100
10%
Value300 ms
79/100
30%
Value0.325
35/100
15%
Value10.9 s
21/100
10%
6891 ms
7992 ms
6339 ms
240 ms
8944 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 85% of them (47 requests) were addressed to the original Zssnp6.cz, 5% (3 requests) were made to Platform.twitter.com and 4% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (19.6 sec) belongs to the original domain Zssnp6.cz.
Page size can be reduced by 84.5 kB (76%)
111.3 kB
26.8 kB
In fact, the total size of Zssnp6.cz main page is 111.3 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 10% of websites need less resources to load. HTML takes 84.7 kB which makes up the majority of the site volume.
Potential reduce by 72.9 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 72.9 kB or 86% of the original size.
Potential reduce by 116 B
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. Zssnp 6 images are well optimized though.
Potential reduce by 4.3 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 4.3 kB or 70% of the original size.
Potential reduce by 7.2 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. Zssnp6.cz needs all CSS files to be minified and compressed as it can save up to 7.2 kB or 80% of the original size.
Number of requests can be reduced by 20 (77%)
26
6
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zssnp 6. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
zssnp6.cz
6891 ms
style.css
7992 ms
mootools.js
6339 ms
caption.js
240 ms
jcomments-v2.0.js
8944 ms
ajax.js
7804 ms
system.css
240 ms
general.css
243 ms
layout.css
5497 ms
template.css
7768 ms
navigation.css
363 ms
widgets.js
39 ms
body.png
152 ms
slunicko.jpg
19623 ms
shadow-left.png
1033 ms
shadow-right.png
988 ms
top-header.png
1058 ms
skola.jpg
19616 ms
topmod.png
19616 ms
left-column.png
19616 ms
mod-bg.png
19616 ms
mod-alt2.png
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menu_left_active.gif
2303 ms
zaf.png
19616 ms
logo_schulen_pdz_rz_4c.jpg
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logo_pf_cz_rgb_standard.jpg
19616 ms
logo-spss_ssst.jpg
19616 ms
kev.jpg
19616 ms
mod-normal.png
19615 ms
r-m_rt.png
19616 ms
r-m_lt.png
19617 ms
leading.png
19616 ms
printButton.png
19616 ms
emailButton.png
19617 ms
logo%20mesta.jpg
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logo_final.jpg
19630 ms
opvk_hor_zakladni_logolink_rgb_cz.jpg
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etwinlogo.jpg
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doc1.jpg
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logo-header.jpg
19634 ms
pribehy_bezpravi_obecny.gif
19634 ms
vtoday.png
540 ms
vyesterday.png
19636 ms
vweek.png
911 ms
vmonth.png
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vall.png
512 ms
aussig.png
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button.71000885400e222c3c0eec823f8f93f0.js
260 ms
footer.png
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shadow-bottom.png
19538 ms
like.php
1303 ms
tweet_button.fd774b599f565016d763dd860cb31c79.cs.html
72 ms
jot
1481 ms
Sh_BYjerrZ8.js
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LVx-xkvaJ0b.png
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zssnp6.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.
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
ARIA IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
zssnp6.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
zssnp6.cz SEO score
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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zssnp6.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 Zssnp6.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.
zssnp6.cz
Open Graph description is not detected on the main page of Zssnp 6. 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: