3 sec in total
574 ms
1.9 sec
549 ms
Visit merz.cz now to see the best up-to-date Merz content and also check out these interesting facts you probably never knew about merz.cz
Digitalizace výroby a automatizace výroby, vývoj a implementace software pro výrobu, výrobní informační systém MES, efektivita výroby, sběr výrobních dat, sběr technologických dat, online sledování vý...
Visit merz.czWe analyzed Merz.cz page load time and found that the first response time was 574 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
merz.cz performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value8.1 s
2/100
25%
Value6.7 s
36/100
10%
Value10 ms
100/100
30%
Value0.009
100/100
15%
Value6.0 s
65/100
10%
574 ms
325 ms
35 ms
343 ms
451 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 87% of them (45 requests) were addressed to the original Merz.cz, 4% (2 requests) were made to Kavalir.5q.cz and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (650 ms) belongs to the original domain Merz.cz.
Page size can be reduced by 213.8 kB (34%)
620.6 kB
406.8 kB
In fact, the total size of Merz.cz main page is 620.6 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. Images take 355.9 kB which makes up the majority of the site volume.
Potential reduce by 39.2 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. This page needs HTML code to be minified as it can gain 7.6 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 39.2 kB or 84% of the original size.
Potential reduce by 9.0 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. Merz images are well optimized though.
Potential reduce by 113.1 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 113.1 kB or 71% of the original size.
Potential reduce by 52.5 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. Merz.cz needs all CSS files to be minified and compressed as it can save up to 52.5 kB or 90% of the original size.
Number of requests can be reduced by 20 (40%)
50
30
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Merz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
merz.cz
574 ms
obecne.css
325 ms
jquery.min.js
35 ms
anythingslider.css
343 ms
jquery.anythingslider.js
451 ms
jquery.bxslider.min.js
428 ms
jquery.bxslider.css
340 ms
web.css
341 ms
149.css
427 ms
prettyPhoto.css
430 ms
skypeCheck.js
7 ms
ufo.js
421 ms
jquery.prettyPhoto.js
528 ms
analytics.js
29 ms
L.js
321 ms
blank_merz_oee.gif
127 ms
combo_arrow.png
109 ms
btn_find.png
109 ms
main_logo.png
110 ms
news_date_rect.gif
108 ms
img_54811.jpg
127 ms
news_red_arrows.png
111 ms
news_arrow.png
211 ms
img_56144.jpg
235 ms
img_54218.jpg
222 ms
motto_cz.gif
211 ms
blank_kulaty.gif
244 ms
motto_innovation.png
215 ms
pozor_nabor.jpg
355 ms
Zentiva.jpg
223 ms
TRW.jpg
233 ms
Mondi.jpg
324 ms
Vitana.jpg
343 ms
Lighting.jpg
334 ms
Ekoltech.jpg
342 ms
KrPa.jpg
346 ms
LPCZ_logo.jpg
423 ms
Lafarge.jpg
438 ms
Recticel.jpg
449 ms
Veolia.jpg
445 ms
logo_Recutech.png
450 ms
logo_foot.png
455 ms
OPPI_barva_kr.png
522 ms
EU-2.png
650 ms
btn_linkedin_foot_0.png
549 ms
main_2.jpg
345 ms
collect
15 ms
bx_loader.gif
185 ms
aktuality-backround.jpg
278 ms
middle_1.jpg
438 ms
bg_foot.gif
244 ms
controls.png
264 ms
merz.cz 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
merz.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
merz.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
CS
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Merz.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Merz.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.
merz.cz
Open Graph description is not detected on the main page of Merz. 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: