3 sec in total
733 ms
2 sec
329 ms
Welcome to kup-si.cz homepage info - get ready to check Kup Si best content right away, or after learning these important things about kup-si.cz
Internetov? prodej oble?en? pro sport, turistiku a voln? ?as, filmy na DVD pro chv?le oddechu.
Visit kup-si.czWe analyzed Kup-si.cz page load time and found that the first response time was 733 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
kup-si.cz performance score
name
value
score
weighting
Value1.7 s
92/100
10%
Value4.7 s
33/100
25%
Value2.8 s
95/100
10%
Value60 ms
100/100
30%
Value0.166
71/100
15%
Value1.9 s
100/100
10%
733 ms
107 ms
215 ms
217 ms
217 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 83% of them (49 requests) were addressed to the original Kup-si.cz, 3% (2 requests) were made to Dvd.kup-si.cz and 2% (1 request) were made to Film.kup-si.cz. The less responsive or slowest element that took the longest time to load (749 ms) relates to the external source Obleceni.out-door.cz.
Page size can be reduced by 140.4 kB (32%)
435.6 kB
295.3 kB
In fact, the total size of Kup-si.cz main page is 435.6 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 295.7 kB which makes up the majority of the site volume.
Potential reduce by 95.1 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 40.1 kB, which is 39% 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 95.1 kB or 93% of the original size.
Potential reduce by 30.0 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. Kup Si images are well optimized though.
Potential reduce by 15.0 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 15.0 kB or 43% of the original size.
Potential reduce by 336 B
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. Kup-si.cz needs all CSS files to be minified and compressed as it can save up to 336 B or 15% of the original size.
Number of requests can be reduced by 10 (18%)
57
47
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kup Si. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
kup-si.cz
733 ms
style.css
107 ms
fix.js
215 ms
window.js
217 ms
getElementById.js
217 ms
jquery.js
327 ms
thickbox_cz.js
213 ms
dvd-film-kup-si-cz.jpg
534 ms
dvd-kup-si-88x31.jpg
541 ms
s-o-d-88-31.jpg
740 ms
food88x31.jpg
749 ms
OUTDOOR3.jpg
737 ms
logo88x31.jpg
424 ms
doo88x31.jpg
675 ms
dvd-sikup-88x31.jpg
631 ms
sikup88x31x.jpg
725 ms
DVDkupsi3188.jpg
661 ms
bgblue.gif
110 ms
head_bg.gif
107 ms
input_bg.gif
110 ms
logokup-sixxx.jpg
322 ms
nav_head.gif
110 ms
menu_image.gif
111 ms
nav_bottom.gif
212 ms
Beethoven_2a_m.jpg
218 ms
dfw_ndrz_cerna-svetlemodra_m.jpg
218 ms
cart_image_small.gif
217 ms
dfw_ndrz_bila-zelena_m.jpg
219 ms
FIDLIFARUM_m.jpg
321 ms
hura-za-kajou_m.jpg
321 ms
LYSISTRATA_m.jpg
324 ms
isen902u_m.jpg
324 ms
08_36_a600[2]_m.jpg
323 ms
frukava802c_m.jpg
427 ms
fkulira801u_m.jpg
428 ms
Kdyz_ticho_zpiva_a_m.jpg
428 ms
26-cro_m.jpg
431 ms
pipidlouhapuncocha_m.jpg
431 ms
IBIKO_301_b_m.jpg
429 ms
IBIKO_301_kh_m.jpg
532 ms
IBIKO_tm2_m.jpg
532 ms
r-blockwind-gloves_m.jpg
533 ms
r-trek-gloves_m.jpg
534 ms
salon_cimrman_m.jpg
535 ms
scaramouche_m.jpg
533 ms
eCR32_Stella_Zazvorkova_a_m.jpg
637 ms
23-cro_m.jpg
638 ms
ZAMEK_m.jpg
639 ms
Cimrsantan_m.jpg
639 ms
os-terra-fialova_m.jpg
641 ms
os-terra-petrol_m.jpg
641 ms
ts-vista-modra_m.jpg
742 ms
6495_m.jpg
731 ms
tr-venta-cn_m.jpg
643 ms
ts-tumba-fialova-seda_m.jpg
642 ms
ts-tulipa_m.jpg
643 ms
jukasa-1000_m.png
747 ms
foot_bg.gif
743 ms
loadingAnimation.gif
642 ms
kup-si.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
Heading elements are not in a sequentially-descending order
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 valid value for its [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
kup-si.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
Browser errors were logged to the console
kup-si.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
N/A
CZ
WINDOWS-1250;
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kup-si.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is . Our system also found out that Kup-si.cz main page’s claimed encoding is windows-1250;. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
kup-si.cz
Open Graph description is not detected on the main page of Kup Si. 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: