4.9 sec in total
353 ms
4.4 sec
224 ms
Welcome to central-work.cz homepage info - get ready to check Central Work best content for Czech Republic right away, or after learning these important things about central-work.cz
CentralWork s.r.o. je personální agentura zabezpečující práci v České republice. Rádi vám zodpovíme vaše dotazy. Kontaktujte nás a nebo nám nechejte vaše číslo a my vám zavoláme zpět!
Visit central-work.czWe analyzed Central-work.cz page load time and found that the first response time was 353 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
central-work.cz performance score
name
value
score
weighting
Value5.1 s
8/100
10%
Value8.7 s
1/100
25%
Value7.1 s
31/100
10%
Value670 ms
45/100
30%
Value0.056
98/100
15%
Value8.9 s
34/100
10%
353 ms
1262 ms
224 ms
235 ms
240 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 88% of them (52 requests) were addressed to the original Central-work.cz, 5% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Central-work.cz.
Page size can be reduced by 751.4 kB (48%)
1.6 MB
820.0 kB
In fact, the total size of Central-work.cz main page is 1.6 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. 45% of websites need less resources to load. Images take 650.9 kB which makes up the majority of the site volume.
Potential reduce by 72.2 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 72.2 kB or 79% of the original size.
Potential reduce by 19.5 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. Central Work images are well optimized though.
Potential reduce by 496.9 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 496.9 kB or 78% of the original size.
Potential reduce by 162.9 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. Central-work.cz needs all CSS files to be minified and compressed as it can save up to 162.9 kB or 86% of the original size.
Number of requests can be reduced by 37 (66%)
56
19
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Central Work. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
central-work.cz
353 ms
www.central-work.cz
1262 ms
Autocompleter.css
224 ms
calendar-blue2.css
235 ms
LightFace.css
240 ms
icons.css
236 ms
common.css
242 ms
tabber.css
349 ms
main.css
464 ms
swiper.css
458 ms
tabber.js
469 ms
textarea-resizer.js
472 ms
full.compressed.js
834 ms
Autocompleter.js
579 ms
Autocompleter.Request.js
694 ms
Observer.js
695 ms
calendar.js
708 ms
calendar-setup.js
702 ms
calendar-en.js
800 ms
calendar-cs-utf8.js
923 ms
utils.js
927 ms
recognize_parts.js
935 ms
LightFace.js
939 ms
LightFace.IFrame.js
1029 ms
lightface-attach.js
1062 ms
iFrameFormRequest.js
1154 ms
swiper.js
1289 ms
mdetect.js
1165 ms
utils.js
1176 ms
main.js
1263 ms
retargeting.js
219 ms
analytics.js
32 ms
header-logo-final.png
247 ms
header-menu.png
241 ms
header-teaser.jpg
746 ms
fcb-logo-mini.jpg
249 ms
search-bcg.jpg
294 ms
doportuc1.png
594 ms
cw-bnr3.png
830 ms
cw-banner-2.png
869 ms
BANNER1b.jpg
592 ms
banner-cz-kontakty(2).jpg
765 ms
right-banner-registrace.png
817 ms
Logo_ESF-mini.png
944 ms
doporuc-sez.png
969 ms
home-news-more.png
986 ms
home-news-bg.png
1024 ms
home-contact.png
1047 ms
right-hr-header-cz.png
1087 ms
right-hr-item.png
1164 ms
footer-menu.png
1200 ms
retargeting
111 ms
collect
4 ms
collect
99 ms
collect
84 ms
btn-w.png
1108 ms
btn-b.png
1145 ms
vyhledat.jpg
1166 ms
ga-audiences
181 ms
central-work.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 are not valid or misspelled
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
central-work.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
central-work.cz SEO score
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 Central-work.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 Central-work.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.
central-work.cz
Open Graph description is not detected on the main page of Central Work. 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: