5.8 sec in total
457 ms
5 sec
271 ms
Welcome to nejstavebniny.cz homepage info - get ready to check NEJstavebniny best content for Czech Republic right away, or after learning these important things about nejstavebniny.cz
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Visit nejstavebniny.czWe analyzed Nejstavebniny.cz page load time and found that the first response time was 457 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
nejstavebniny.cz performance score
name
value
score
weighting
Value6.3 s
3/100
10%
Value12.8 s
0/100
25%
Value9.9 s
10/100
10%
Value140 ms
96/100
30%
Value0.157
74/100
15%
Value8.8 s
35/100
10%
457 ms
1053 ms
719 ms
1424 ms
17 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 70% of them (37 requests) were addressed to the original Nejstavebniny.cz, 8% (4 requests) were made to Google-analytics.com and 6% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Nejstavebniny.cz.
Page size can be reduced by 330.7 kB (35%)
935.3 kB
604.6 kB
In fact, the total size of Nejstavebniny.cz main page is 935.3 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. 35% of websites need less resources to load. Images take 651.9 kB which makes up the majority of the site volume.
Potential reduce by 161.5 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 34.3 kB, which is 19% 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 161.5 kB or 89% of the original size.
Potential reduce by 127.8 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, NEJstavebniny needs image optimization as it can save up to 127.8 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.1 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 32.1 kB or 35% of the original size.
Potential reduce by 9.4 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. Nejstavebniny.cz needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 82% of the original size.
Number of requests can be reduced by 16 (35%)
46
30
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NEJstavebniny. 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.
nejstavebniny.cz
457 ms
www.nejstavebniny.cz
1053 ms
style_1_0.css
719 ms
script_1_0.js
1424 ms
conversion.js
17 ms
retargeting.js
340 ms
1_0_bg_body.png
591 ms
top_menu_bg.png
393 ms
menu_icon_user.png
392 ms
bg_header_transparent.png
1083 ms
logo_transparent.png
393 ms
basket_ico.png
394 ms
search_ico.png
628 ms
1_0_bg_button.png
625 ms
1_0_tree_none.png
626 ms
penove-sklo-refaglass-0-63-mm-default.jpg
751 ms
1_0_bg_link.png
819 ms
t-rex-gold-power-vysokopevnostni-montazni-lepidlo-290-ml-default.jpg
974 ms
soudabond-easy-lepici-pu-pena-pistolova-750ml-default.jpg
857 ms
paropropustna-kontaktni-folie-folster-135-medium-default.jpg
858 ms
lepidlo-na-polystyren-ct-84-express-850-ml-default.jpg
982 ms
stresni-asfaltovy-sindel-katepal-kl-small_product.jpg
1056 ms
1_0_bg_button_grey.png
1099 ms
stresni-asfaltovy-sindel-rocky-small_product.jpg
1098 ms
stresni-asfaltovy-sindel-katrilli-small_product.jpg
1207 ms
stresni-asfaltovy-sindel-foxy-small_product.jpg
1214 ms
stresni-asfaltovy-sindel-jazzy-small_product.jpg
1289 ms
stinici-tkanina-na-plot-61-small_product.jpg
1315 ms
netkana-mulcovaci-textilie-50g-m2-small_product.jpg
1327 ms
nopova-folie-guttabeta-n-small_product.jpg
1331 ms
nopova-folie-guttabeta-n-basic-small_product.jpg
1434 ms
paropropustna-kontaktni-folie-folster-135-medium-small_product.jpg
1448 ms
penove-sklo-refaglass-0-63-mm-small_product.jpg
1521 ms
1_0_bg_panel_left-start.png
1538 ms
ico_email.gif
1559 ms
1.jpg
1566 ms
ico_phone.gif
1662 ms
ga.js
126 ms
1_0_arrow_up.png
1642 ms
analytics.js
101 ms
gjs.php
427 ms
130 ms
retargeting
127 ms
__utm.gif
29 ms
collect
24 ms
44 ms
collect
64 ms
collect
60 ms
ga-audiences
16 ms
ga-audiences
17 ms
widget.php
118 ms
print.css
118 ms
left-zalozka-only.png
308 ms
nejstavebniny.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.
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
Form elements do not have associated labels
Links do not have a discernible name
nejstavebniny.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
Missing source maps for large first-party JavaScript
nejstavebniny.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nejstavebniny.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 Nejstavebniny.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.
nejstavebniny.cz
Open Graph description is not detected on the main page of NEJstavebniny. 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: