8.8 sec in total
491 ms
8 sec
331 ms
Visit sedacky.cz now to see the best up-to-date Sedacky content and also check out these interesting facts you probably never knew about sedacky.cz
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Visit sedacky.czWe analyzed Sedacky.cz page load time and found that the first response time was 491 ms and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
sedacky.cz performance score
name
value
score
weighting
Value4.0 s
22/100
10%
Value17.7 s
0/100
25%
Value20.1 s
0/100
10%
Value15,180 ms
0/100
30%
Value0.331
34/100
15%
Value26.2 s
0/100
10%
491 ms
1200 ms
1006 ms
2002 ms
2769 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 93% of them (37 requests) were addressed to the original Sedacky.cz, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to S3.amazonaws.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Sedacky.cz.
Page size can be reduced by 54.0 kB (11%)
500.7 kB
446.6 kB
In fact, the total size of Sedacky.cz main page is 500.7 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 447.1 kB which makes up the majority of the site volume.
Potential reduce by 19.2 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 19.2 kB or 79% of the original size.
Potential reduce by 24.9 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. Sedacky images are well optimized though.
Potential reduce by 1.7 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. This website has mostly compressed JavaScripts.
Potential reduce by 8.3 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. Sedacky.cz needs all CSS files to be minified and compressed as it can save up to 8.3 kB or 82% of the original size.
Number of requests can be reduced by 9 (24%)
37
28
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sedacky. 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.
sedacky.cz
491 ms
www.sedacky.cz
1200 ms
styles.css
1006 ms
menu.js
2002 ms
button.js
2769 ms
cookieconsent.latest.min.js
11 ms
ga.js
50 ms
header_l.png
1678 ms
logo_l.png
471 ms
menu_line.png
185 ms
par_header.png
201 ms
button_middle.png
983 ms
left_menu.png
1023 ms
why_bg.png
635 ms
add_news.png
364 ms
img.php
1304 ms
160x600.jpg
1100 ms
close.png
806 ms
blank.jpg
994 ms
img_bg.png
1357 ms
img.php
1348 ms
button_middle_border.png
1184 ms
img.php
1625 ms
img.php
1596 ms
img.php
1703 ms
img.php
1808 ms
img.php
1742 ms
img.php
2423 ms
img.php
2003 ms
img.php
2033 ms
img.php
2101 ms
img.php
2091 ms
img.php
2009 ms
bottom_text.png
2472 ms
bezpecny_nakup.png
3933 ms
pomahame.png
2654 ms
reference_bg.png
2236 ms
footer_bg.png
2273 ms
footer.png
2553 ms
__utm.gif
14 ms
sedacky.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
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
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
Form elements do not have associated labels
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.
sedacky.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sedacky.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
CS
CS
ISO-8859-2
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sedacky.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 Sedacky.cz main page’s claimed encoding is iso-8859-2. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
sedacky.cz
Open Graph description is not detected on the main page of Sedacky. 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: