3.4 sec in total
591 ms
2.6 sec
240 ms
Click here to check amazing Cz All content for Ukraine. Otherwise, check out these important facts you probably never knew about cz.all.biz
Allbiz Česko - Obchodní portál města Česko: zboží, služby, firmy, dodavatelé, inzeráty, klasifikátor zboží. Obchoduj po novém na https://cz.all.biz! Registrace zdarma.
Visit cz.all.bizWe analyzed Cz.all.biz page load time and found that the first response time was 591 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
cz.all.biz performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value5.5 s
19/100
25%
Value6.1 s
44/100
10%
Value540 ms
55/100
30%
Value0.073
95/100
15%
Value12.2 s
15/100
10%
591 ms
685 ms
341 ms
172 ms
31 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 7% of them (4 requests) were addressed to the original Cz.all.biz, 70% (40 requests) were made to S.all.biz and 7% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (685 ms) belongs to the original domain Cz.all.biz.
Page size can be reduced by 547.5 kB (60%)
909.8 kB
362.3 kB
In fact, the total size of Cz.all.biz main page is 909.8 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. 30% of websites need less resources to load. Javascripts take 359.2 kB which makes up the majority of the site volume.
Potential reduce by 47.4 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 47.4 kB or 80% of the original size.
Potential reduce by 65 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. Cz All images are well optimized though.
Potential reduce by 238.9 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 238.9 kB or 67% of the original size.
Potential reduce by 261.2 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. Cz.all.biz needs all CSS files to be minified and compressed as it can save up to 261.2 kB or 81% of the original size.
Number of requests can be reduced by 11 (22%)
51
40
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cz All. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
cz.all.biz
591 ms
www.cz.all.biz
685 ms
new_home.css
341 ms
gemius_main.js
172 ms
jquery.min.js
31 ms
_nd_common_.js
458 ms
site_counter
327 ms
allbiz-logo.png
155 ms
flags_15.png
169 ms
new_header_bg.jpg
168 ms
210.jpg
167 ms
290.jpg
168 ms
60.jpg
178 ms
340.jpg
182 ms
110.jpg
252 ms
310.jpg
247 ms
130.jpg
247 ms
140.jpg
252 ms
150.jpg
266 ms
80.jpg
270 ms
10.jpg
326 ms
330.jpg
328 ms
280.jpg
336 ms
50.jpg
332 ms
90.jpg
352 ms
20.jpg
360 ms
210.jpg
412 ms
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413 ms
100.jpg
414 ms
340.jpg
423 ms
380.jpg
439 ms
110.jpg
448 ms
160.jpg
492 ms
590.jpg
493 ms
310.jpg
496 ms
600.jpg
510 ms
130.jpg
526 ms
140.jpg
536 ms
150.jpg
572 ms
10.jpg
574 ms
280.jpg
578 ms
hit;all-biz
254 ms
analytics.js
99 ms
watch.js
181 ms
220.jpg
535 ms
api
160 ms
old_browser
416 ms
b-leads-world-map.png
556 ms
b-leads-world-map-marker.png
477 ms
collect
13 ms
collect
72 ms
watch.js
446 ms
ga-audiences
37 ms
rexdot.gif
102 ms
257 ms
advert.gif
91 ms
1
84 ms
cz.all.biz 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.
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 IDs are not unique
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
Image elements do not have [alt] attributes
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.
cz.all.biz 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
cz.all.biz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Cz.all.biz 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 Cz.all.biz 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.
cz.all.biz
Open Graph description is not detected on the main page of Cz All. 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: