7.9 sec in total
3.5 sec
4.1 sec
281 ms
Click here to check amazing SLANSKO content for Czech Republic. Otherwise, check out these important facts you probably never knew about slansko.cz
Visit slansko.czWe analyzed Slansko.cz page load time and found that the first response time was 3.5 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
slansko.cz performance score
name
value
score
weighting
Value2.6 s
63/100
10%
Value2.7 s
84/100
25%
Value7.3 s
29/100
10%
Value410 ms
67/100
30%
Value0.003
100/100
15%
Value6.0 s
65/100
10%
3543 ms
188 ms
187 ms
189 ms
372 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 86% of them (19 requests) were addressed to the original Slansko.cz, 9% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Slansko.cz.
Page size can be reduced by 106.9 kB (53%)
200.5 kB
93.6 kB
In fact, the total size of Slansko.cz main page is 200.5 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. 15% of websites need less resources to load. Javascripts take 101.9 kB which makes up the majority of the site volume.
Potential reduce by 42.2 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 42.2 kB or 77% of the original size.
Potential reduce by 819 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. SLANSKO images are well optimized though.
Potential reduce by 54.6 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 54.6 kB or 54% of the original size.
Potential reduce by 9.3 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. Slansko.cz needs all CSS files to be minified and compressed as it can save up to 9.3 kB or 85% of the original size.
Number of requests can be reduced by 4 (19%)
21
17
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SLANSKO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
slansko.cz
3543 ms
main.css
188 ms
external.js
187 ms
AC_RunActiveContent.js
189 ms
jquery.js
372 ms
funkce_admin.js
235 ms
analytics.js
73 ms
ico_registr.gif
97 ms
ico_inzerce.gif
97 ms
ico_diskuze.gif
97 ms
logo_slansko.jpg
237 ms
ico_kultura.gif
97 ms
ico_meuslany.gif
98 ms
ico_infocentrum.gif
238 ms
ico_clanky_2.gif
237 ms
ico_clanky_1.gif
238 ms
banner-vasepodlaha-120x90.png
238 ms
banner-autorizovany-769-partner-s-780-koda.jpg
238 ms
bateria.gif
276 ms
logo-www.slansko.cz.jpg
278 ms
collect
33 ms
js
62 ms
slansko.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
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
slansko.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
slansko.cz SEO score
CS
CS
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Slansko.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 Slansko.cz main page’s claimed encoding is windows-1250. 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.
slansko.cz
Open Graph description is not detected on the main page of SLANSKO. 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: