5 sec in total
529 ms
3.9 sec
504 ms
Visit svet-oken.cz now to see the best up-to-date Svet Oken content for Czech Republic and also check out these interesting facts you probably never knew about svet-oken.cz
Vyberte si plastová okna a dveře nebo garážová vrata za nejlepší ceny. Každý měsíc akce na plastová i hliníková okna a dveře, stínící techniku, zasklení balkonů a lodžií a pergoly.
Visit svet-oken.czWe analyzed Svet-oken.cz page load time and found that the first response time was 529 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
svet-oken.cz performance score
name
value
score
weighting
Value3.3 s
39/100
10%
Value3.3 s
69/100
25%
Value7.7 s
24/100
10%
Value550 ms
54/100
30%
Value0.132
81/100
15%
Value13.9 s
10/100
10%
529 ms
437 ms
747 ms
229 ms
89 ms
Our browser made a total of 102 requests to load all elements on the main page. We found that 75% of them (76 requests) were addressed to the original Svet-oken.cz, 8% (8 requests) were made to Use.typekit.net and 3% (3 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Svet-oken.cz.
Page size can be reduced by 636.7 kB (13%)
4.8 MB
4.2 MB
In fact, the total size of Svet-oken.cz main page is 4.8 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. 60% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.
Potential reduce by 44.2 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. 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 44.2 kB or 80% of the original size.
Potential reduce by 585.9 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, Svet Oken needs image optimization as it can save up to 585.9 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 3.7 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. Svet-oken.cz needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 17% of the original size.
Number of requests can be reduced by 22 (24%)
91
69
The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Svet Oken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
svet-oken.cz
529 ms
svet-oken.cz
437 ms
www.svet-oken.cz
747 ms
main.css
229 ms
zmn1cna.js
89 ms
jquery-3.2.1.min.js
457 ms
slick.min.js
344 ms
scripts.js
344 ms
jquery.fancybox.min.js
455 ms
gtm.js
82 ms
overena_ifirmy_black150.png
368 ms
logo.svg
131 ms
phone.png
209 ms
calculator.png
209 ms
30.jpg
444 ms
32.jpg
365 ms
56.png
452 ms
34.jpg
443 ms
35.jpg
451 ms
33.jpg
660 ms
17.jpg
553 ms
20.jpg
549 ms
21.jpg
653 ms
49.jpg
551 ms
50.jpg
552 ms
51.jpg
656 ms
52.jpg
658 ms
41.jpg
659 ms
42.jpg
660 ms
43.jpg
762 ms
58.jpg
763 ms
59.jpg
765 ms
60.jpg
766 ms
57.jpg
871 ms
61.jpg
767 ms
62.jpg
869 ms
63.jpg
870 ms
24.jpg
872 ms
25.jpg
872 ms
search.png
873 ms
logo-small.svg
976 ms
8.jpg
978 ms
16.jpg
957 ms
48.jpg
991 ms
banner.js
96 ms
js
149 ms
analytics.js
29 ms
fbevents.js
50 ms
rc.js
704 ms
40.jpg
854 ms
26.jpg
852 ms
collect
40 ms
collect
199 ms
23.jpg
879 ms
4.png
1304 ms
player_api
210 ms
sdk.js
154 ms
10.png
1249 ms
13.jpg
1143 ms
d
219 ms
d
168 ms
d
181 ms
d
186 ms
d
118 ms
d
197 ms
d
197 ms
overena_ifirmy_black150.png
434 ms
ga-audiences
134 ms
okna.jpg
830 ms
sdk.js
16 ms
218 ms
www-widgetapi.js
5 ms
dvere.jpg
858 ms
balkony.jpg
746 ms
stinici_technika.jpg
854 ms
garazova_vrata.jpg
856 ms
p.gif
33 ms
sluzby.jpg
966 ms
flag.png
861 ms
roll.png
863 ms
smile.png
966 ms
puzzle.png
865 ms
calculations.png
865 ms
marker.png
961 ms
map_czech_republic.png
963 ms
light.png
964 ms
calculator2.png
965 ms
44.jpg
865 ms
170.jpg
865 ms
153.jpg
960 ms
152.jpg
1068 ms
nfso-logo.png
964 ms
retargeting
101 ms
fod-logo.png
862 ms
GEALAN_Fenster-Systeme_logo.png
863 ms
spolehliva-firma-2023.png
866 ms
certifikaty-patka.png
960 ms
logo-footer.svg
964 ms
facebook.png
966 ms
somfy_banner_maly.png
861 ms
EU%20vzdelavani%20ikona_new.png
867 ms
EU.png
964 ms
svet-oken.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-hidden="true"] elements contain focusable descendents
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.
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
Heading elements are not in a sequentially-descending order
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
svet-oken.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
svet-oken.cz 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
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Svet-oken.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 Svet-oken.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.
svet-oken.cz
Open Graph description is not detected on the main page of Svet Oken. 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: