3.1 sec in total
304 ms
2.3 sec
447 ms
Visit vzdelavacifilmy.cz now to see the best up-to-date Vzdelavacifilmy content and also check out these interesting facts you probably never knew about vzdelavacifilmy.cz
Výroba a distribuce vzdělávacích filmů a motivačních audio cd pro osobní rozvoj, prodej knih na téma osobního rozvoje.
Visit vzdelavacifilmy.czWe analyzed Vzdelavacifilmy.cz page load time and found that the first response time was 304 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
vzdelavacifilmy.cz performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value9.6 s
0/100
25%
Value8.3 s
19/100
10%
Value390 ms
68/100
30%
Value0
100/100
15%
Value8.8 s
35/100
10%
304 ms
541 ms
193 ms
295 ms
199 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 82% of them (53 requests) were addressed to the original Vzdelavacifilmy.cz, 3% (2 requests) were made to C.imedia.cz and 3% (2 requests) were made to Heureka.cz. The less responsive or slowest element that took the longest time to load (977 ms) belongs to the original domain Vzdelavacifilmy.cz.
Page size can be reduced by 278.2 kB (28%)
1.0 MB
730.5 kB
In fact, the total size of Vzdelavacifilmy.cz main page is 1.0 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. 30% of websites need less resources to load. Images take 630.2 kB which makes up the majority of the site volume.
Potential reduce by 37.3 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 37.3 kB or 82% of the original size.
Potential reduce by 16.4 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. Vzdelavacifilmy images are well optimized though.
Potential reduce by 176.3 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 176.3 kB or 64% of the original size.
Potential reduce by 48.3 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. Vzdelavacifilmy.cz needs all CSS files to be minified and compressed as it can save up to 48.3 kB or 84% of the original size.
Number of requests can be reduced by 31 (50%)
62
31
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vzdelavacifilmy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
vzdelavacifilmy.cz
304 ms
www.vzdelavacifilmy.cz
541 ms
style-basic.css
193 ms
style.css
295 ms
style-effect.css
199 ms
kalendar.js
198 ms
img-nahled.js
399 ms
jquery.min.js
399 ms
script.js
398 ms
script.shop.js
298 ms
script.ga.js
298 ms
retargeting.js
227 ms
conversion.js
17 ms
gjs.php
229 ms
ga.js
53 ms
retargeting
138 ms
fbds.js
51 ms
bg.png
135 ms
krabicka_deti-nahled3.jpg
219 ms
3d-nahled3.jpg
234 ms
hdd12990-nahled3.jpg
232 ms
obal3dtatok-nahled3.png
247 ms
3d_zamilovat_400x400-nahled3.png
331 ms
nejvetsizazve-nahled3.png
518 ms
zdrava-mysl_400x400-nahled3.png
526 ms
3d_rychlouceni_999x999-nahled3.png
536 ms
3d_sebev_okam_400x400-nahled3.png
523 ms
search-button.gif
344 ms
money-guarantee.jpg
429 ms
gopay.png
442 ms
paticka-ikonky.png
527 ms
ico-rss.png
541 ms
ico-twitter.png
615 ms
ico-facebook.png
620 ms
sign.png
621 ms
127 ms
center-bg.jpg
881 ms
header.jpg
887 ms
menu-bg.png
600 ms
menu-sep.gif
675 ms
rozcestnik-bg1.gif
681 ms
rozcestnik-sipka-leva.gif
681 ms
rozcestnik-bg2.gif
698 ms
rozcestnik-sipka-prava.gif
773 ms
kosik.png
780 ms
bg_button_a.png
781 ms
bg_button_span.png
795 ms
stocek-blue-bg.png
871 ms
stocek-blue-arrow.png
878 ms
odrazka-nadpis.gif
880 ms
odrazka-li.gif
893 ms
odrazka-anketa.gif
969 ms
ico-news.png
977 ms
ico-contact.png
975 ms
98 ms
__utm.gif
21 ms
footer-bg.gif
890 ms
43 ms
odrazka-paticka.gif
810 ms
11609-2.png
318 ms
widget.php
116 ms
odrazka-paticka2.gif
806 ms
rounded-white.png
101 ms
zoomout.cur
101 ms
loader.white.gif
102 ms
vzdelavacifilmy.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
vzdelavacifilmy.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
Page has valid source maps
vzdelavacifilmy.cz SEO score
N/A
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vzdelavacifilmy.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 Czech. Our system also found out that Vzdelavacifilmy.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.
vzdelavacifilmy.cz
Open Graph description is not detected on the main page of Vzdelavacifilmy. 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: