3.3 sec in total
1.2 sec
1.9 sec
145 ms
Click here to check amazing JECNY content. Otherwise, check out these important facts you probably never knew about jecny.cz
JECNY
Visit jecny.czWe analyzed Jecny.cz page load time and found that the first response time was 1.2 sec and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster. This domain responded with an error, which can significantly jeopardize Jecny.cz rating and web reputation
jecny.cz performance score
1231 ms
502 ms
402 ms
405 ms
532 ms
Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Jecny.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jecny.cz.
Page size can be reduced by 44.1 kB (54%)
82.1 kB
37.9 kB
In fact, the total size of Jecny.cz main page is 82.1 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 5% of websites need less resources to load. Images take 27.5 kB which makes up the majority of the site volume.
Potential reduce by 11.6 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 11.6 kB or 69% of the original size.
Potential reduce by 126 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. JECNY images are well optimized though.
Potential reduce by 11.0 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 11.0 kB or 82% of the original size.
Potential reduce by 21.5 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. Jecny.cz needs all CSS files to be minified and compressed as it can save up to 21.5 kB or 88% of the original size.
Number of requests can be reduced by 6 (43%)
14
8
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JECNY. 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.
jecny.cz
1231 ms
default.css
502 ms
skin.css
402 ms
portal.css
405 ms
dnncore.js
532 ms
XDFuseMeF.css
244 ms
logo.gif
131 ms
breadcrumb.gif
130 ms
spacer.gif
137 ms
XDFuseMontage.jpg
274 ms
XDFMPixXDseparator.gif
123 ms
XMenuFull.jpg
144 ms
BodyLeftFull.jpg
146 ms
BodyRight.jpg
133 ms
FooterLeft.jpg
143 ms
LeftFooterFull.jpg
253 ms
FooterRight.jpg
263 ms
jecny.cz 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
<frame> or <iframe> elements do not have a title
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
jecny.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
jecny.cz SEO score
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jecny.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Jecny.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.
jecny.cz
Open Graph description is not detected on the main page of JECNY. 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: