4 sec in total
357 ms
3.1 sec
507 ms
Click here to check amazing RI Okna content for Czech Republic. Otherwise, check out these important facts you probably never knew about ri-okna.cz
Kvalitní plastová, hliníková, dřevěná a dřevohliníková okna i dveře na míru vč. doplňků a služeb - Profesionální přístup, Skvělé ceny, Snadná kalkulace online. Vyberete ještě dnes!
Visit ri-okna.czWe analyzed Ri-okna.cz page load time and found that the first response time was 357 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
ri-okna.cz performance score
name
value
score
weighting
Value4.1 s
20/100
10%
Value18.9 s
0/100
25%
Value16.9 s
0/100
10%
Value640 ms
46/100
30%
Value0.24
52/100
15%
Value23.4 s
1/100
10%
357 ms
472 ms
1046 ms
196 ms
197 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 84% of them (63 requests) were addressed to the original Ri-okna.cz, 4% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Smartsuppchat.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Ri-okna.cz.
Page size can be reduced by 1.1 MB (38%)
2.9 MB
1.8 MB
In fact, the total size of Ri-okna.cz main page is 2.9 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. 45% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 24.3 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 24.3 kB or 68% of the original size.
Potential reduce by 299.7 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, RI Okna needs image optimization as it can save up to 299.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 729.6 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 729.6 kB or 72% of the original size.
Potential reduce by 53.5 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. Ri-okna.cz needs all CSS files to be minified and compressed as it can save up to 53.5 kB or 79% of the original size.
Number of requests can be reduced by 25 (35%)
71
46
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RI Okna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
ri-okna.cz
357 ms
www.ri-okna.cz
472 ms
loader.js
1046 ms
screen_new_cz.css
196 ms
kalkulace.css
197 ms
fotogalerie.css
197 ms
lightbox.css
198 ms
jquery-ui-1.10.0.custom.min.css
294 ms
temp-filter.css
228 ms
jquery-1.9.0.js
973 ms
jqueryFunctions.js
297 ms
lightbox.js
389 ms
jquery-ui-1.10.0.custom.min.js
880 ms
jquery.temp-filter.js
323 ms
conversion.js
15 ms
ga.js
18 ms
bg.jpg
142 ms
header_09_2013.png
599 ms
cz.jpg
136 ms
sk.jpg
136 ms
de.jpg
134 ms
at.jpg
135 ms
it.jpg
212 ms
en.jpg
213 ms
search.png
217 ms
search_button.png
213 ms
header.gif
217 ms
butt_n_01.png
503 ms
butt_n_02.png
408 ms
butt_n_03.png
309 ms
butt_n_04.png
310 ms
22let_rastr_n.png
899 ms
butt_n_06.png
407 ms
butt_n_titan.png
509 ms
banner_bluevolutionMD82.jpg
505 ms
kariera-delnik-03-2016.gif
505 ms
RI_letak_nabor.jpg
1399 ms
zimni-akce-prodlouzeni.jpg
894 ms
loader.js
940 ms
bann_r_1.png
602 ms
cr.png
699 ms
vinarstvi_knezi_hora-1_sm.jpg
685 ms
bann200x50.gif
701 ms
logo_ri_okna.png
783 ms
__utm.gif
65 ms
mapa_header.png
739 ms
jm.png
735 ms
ms.png
817 ms
ol.png
927 ms
par.png
833 ms
kh.png
917 ms
vys.png
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lib.png
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plz.png
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jc.png
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2920.js
28 ms
pra.png
982 ms
41 ms
mapa_footer.png
981 ms
contact_form_header.png
984 ms
contact_form_submit.png
981 ms
ui-bg_flat_75_ffffff_40x100.png
981 ms
ui-bg_highlight-soft_15_cc0000_1x100.png
1002 ms
ui-bg_highlight-hard_100_eeeeee_1x100.png
1011 ms
ui-icons_cc0000_256x240.png
1009 ms
ui-bg_dots-small_65_a6a6a6_2x2.png
914 ms
ui-bg_highlight-hard_100_f6f6f6_1x100.png
914 ms
smartchat-2.1.1.min.css
169 ms
smartchat-2.1.1.min.js
300 ms
bootstrap.php
300 ms
analytics.js
36 ms
ri-okna.cz accessibility score
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-*] attributes do not match their roles
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
ARIA toggle fields do not have accessible names
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
Image elements do not have [alt] attributes
Links do not have a discernible name
ri-okna.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
ri-okna.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ri-okna.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 Ri-okna.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.
ri-okna.cz
Open Graph description is not detected on the main page of RI Okna. 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: