3.7 sec in total
546 ms
3 sec
218 ms
Welcome to promotech.cz homepage info - get ready to check Promotech best content right away, or after learning these important things about promotech.cz
Pronajímáme a zajišťujeme kompletní dodávky zvukové, projekční a světelné techniky. Pronájem elektrocentrál.
Visit promotech.czWe analyzed Promotech.cz page load time and found that the first response time was 546 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
promotech.cz performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value52.2 s
0/100
25%
Value16.6 s
0/100
10%
Value7,930 ms
0/100
30%
Value0.59
11/100
15%
Value19.8 s
2/100
10%
546 ms
99 ms
193 ms
198 ms
200 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 92% of them (34 requests) were addressed to the original Promotech.cz, 8% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Promotech.cz.
Page size can be reduced by 200.2 kB (20%)
1.0 MB
801.8 kB
In fact, the total size of Promotech.cz main page is 1.0 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. 30% of websites need less resources to load. Images take 701.3 kB which makes up the majority of the site volume.
Potential reduce by 11.0 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 11.0 kB or 72% of the original size.
Potential reduce by 3.0 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. Promotech images are well optimized though.
Potential reduce by 155.7 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 155.7 kB or 63% of the original size.
Potential reduce by 30.6 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. Promotech.cz needs all CSS files to be minified and compressed as it can save up to 30.6 kB or 81% of the original size.
Number of requests can be reduced by 10 (28%)
36
26
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Promotech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
www.promotech.cz
546 ms
js-image-slider.css
99 ms
js-image-slider.js
193 ms
google.js
198 ms
style.css
200 ms
style-default.css
219 ms
jquery.js
301 ms
jquery-migrate.min.js
1213 ms
ddsmoothmenu.js
288 ms
menubar.js
287 ms
scroll.js
292 ms
cvi_text_lib.js
320 ms
instant.js
384 ms
analytics.js
8 ms
collect
13 ms
ga.js
5 ms
bg.jpg
196 ms
vrsek.jpg
289 ms
logo.png
196 ms
facebook.png
100 ms
rss.png
102 ms
loading.gif
100 ms
cc0.jpg
596 ms
cc2.jpg
400 ms
cc1.jpg
399 ms
cc3.jpg
390 ms
cc4.jpg
389 ms
cc5.jpg
478 ms
cc6.jpg
487 ms
m1.png
490 ms
bottom.png
495 ms
m3.png
495 ms
zvukova-technika-pronajem.jpg
580 ms
svetelna-technika-pronajem.jpg
583 ms
pronajem-elektrocentral.jpg
588 ms
tbottom.jpg
593 ms
bullet.png
99 ms
promotech.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
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.
promotech.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
Browser errors were logged to the console
promotech.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 Promotech.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 Promotech.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.
promotech.cz
Open Graph description is not detected on the main page of Promotech. 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: