4.1 sec in total
1 sec
2.8 sec
169 ms
Visit edb.cz now to see the best up-to-date Edb content for Czech Republic and also check out these interesting facts you probably never knew about edb.cz
Databáze firem Evropské databanky. Katalog obchodních příležitostí a dodavatelů. Vyhledávání firem. Aktuální databáze ekonomicky aktivních firem z ČR. Informace o firmách. Vyhledání dodavatele výrobku...
Visit edb.czWe analyzed Edb.cz page load time and found that the first response time was 1 sec and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
edb.cz performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value6.9 s
6/100
25%
Value6.2 s
43/100
10%
Value1,410 ms
15/100
30%
Value0.005
100/100
15%
Value7.8 s
45/100
10%
1034 ms
334 ms
444 ms
225 ms
224 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 88% of them (57 requests) were addressed to the original Edb.cz, 5% (3 requests) were made to Google-analytics.com and 5% (3 requests) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Edb.cz.
Page size can be reduced by 467.0 kB (34%)
1.4 MB
894.6 kB
In fact, the total size of Edb.cz main page is 1.4 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. 40% of websites need less resources to load. Images take 932.1 kB which makes up the majority of the site volume.
Potential reduce by 43.4 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 43.4 kB or 72% of the original size.
Potential reduce by 163.9 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. Obviously, Edb needs image optimization as it can save up to 163.9 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 210.2 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 210.2 kB or 68% of the original size.
Potential reduce by 49.5 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. Edb.cz needs all CSS files to be minified and compressed as it can save up to 49.5 kB or 83% of the original size.
Number of requests can be reduced by 22 (34%)
64
42
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
www.edb.cz
1034 ms
Homepage.css
334 ms
jquery-1.11.3.min.js
444 ms
toggle_search_params.class.js
225 ms
app.js
224 ms
responsive.js
225 ms
WebResource.axd
337 ms
lefthidebox.css
338 ms
lefthidebox.js
338 ms
WebResource.axd
338 ms
ScriptResource.axd
552 ms
ScriptResource.axd
358 ms
WebResource.axd
358 ms
analytics.js
21 ms
count.asp
217 ms
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140 ms
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138 ms
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221 ms
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208 ms
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224 ms
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332 ms
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227 ms
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228 ms
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319 ms
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331 ms
t35159x1.png
333 ms
t50860x1.png
338 ms
t54427x1.png
341 ms
lang_en.png
430 ms
lang_ge.png
447 ms
lang_sk.png
447 ms
lang_pl.png
449 ms
lang_it.png
451 ms
lang_es.png
454 ms
home.gif
541 ms
collect
10 ms
collect
103 ms
collect
33 ms
collect
104 ms
dot.asp
230 ms
vstup.htm
440 ms
bg.jpg
430 ms
top_yellow_box.png
432 ms
filter_vertical_line.jpg
433 ms
filters_arrows.png
436 ms
col_shadow.jpg
520 ms
dot.png
536 ms
arrowhead.png
538 ms
arrow_bottom_brown.jpg
539 ms
plus.jpg
543 ms
arrow_bottom_green.jpg
547 ms
star_green.png
631 ms
arrow_bottom_orange.jpg
647 ms
star_orange.png
649 ms
arrow_bottom_blue.jpg
647 ms
header-cz.png
652 ms
dot.png
657 ms
fb.png
738 ms
youtube.png
701 ms
g.png
690 ms
footer.jpg
687 ms
joboffer2.png
1018 ms
dot.asp
210 ms
edb.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
Buttons do not have an accessible name
Links do not have a discernible 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.
edb.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
edb.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
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Edb.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 Edb.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.
edb.cz
Open Graph description is not detected on the main page of Edb. 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: