7.3 sec in total
2 sec
5 sec
319 ms
Welcome to silvero.cz homepage info - get ready to check Silvero best content right away, or after learning these important things about silvero.cz
Série závodů rally.
Visit silvero.czWe analyzed Silvero.cz page load time and found that the first response time was 2 sec 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.
silvero.cz performance score
name
value
score
weighting
Value5.6 s
6/100
10%
Value6.0 s
13/100
25%
Value8.6 s
17/100
10%
Value280 ms
80/100
30%
Value0
100/100
15%
Value5.6 s
69/100
10%
1990 ms
171 ms
48 ms
10 ms
363 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 94% of them (44 requests) were addressed to the original Silvero.cz, 2% (1 request) were made to Maps.google.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Silvero.cz.
Page size can be reduced by 485.4 kB (28%)
1.7 MB
1.2 MB
In fact, the total size of Silvero.cz main page is 1.7 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 12.4 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 12.4 kB or 77% of the original size.
Potential reduce by 50.6 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. Silvero images are well optimized though.
Potential reduce by 334.4 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 334.4 kB or 77% of the original size.
Potential reduce by 88.1 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. Silvero.cz needs all CSS files to be minified and compressed as it can save up to 88.1 kB or 83% of the original size.
Number of requests can be reduced by 28 (62%)
45
17
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Silvero. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
silvero.cz
1990 ms
style.css
171 ms
js
48 ms
swfobject.js
10 ms
colorpicker.css
363 ms
screen.css
341 ms
jquery.fancybox-1.3.0.css
574 ms
video-js.css
1021 ms
vim.css
448 ms
css
26 ms
jquery.js
644 ms
jquery-migrate.min.js
497 ms
jquery.ui.js
532 ms
colorpicker.js
619 ms
jquery.fancybox-1.3.0.js
693 ms
jquery.easing.js
704 ms
jquery.nivoslider.js
742 ms
gmap.js
793 ms
jquery.validate.js
810 ms
jquery.tubular.js
850 ms
browser.js
864 ms
video.js
1052 ms
jquery.backstretch.js
981 ms
hint.js
978 ms
jquery.flip.min.js
1014 ms
jquery.mousewheel.min.js
1039 ms
jquery.jplayer.min.js
1162 ms
custom.js
1153 ms
supersized.css
1296 ms
supersized.3.1.3.js
1186 ms
supersized.shutter.js
1201 ms
screen.css
1044 ms
1337089145_logo3-170.png
214 ms
icon_prev.png
211 ms
pause.png
215 ms
icon_next.png
211 ms
button-tray-up.png
220 ms
timthumb.php
602 ms
timthumb.php
539 ms
timthumb.php
554 ms
silvero-rally1.jpg
679 ms
panorama08-15001.jpg
1674 ms
panorama01b-15001.jpg
1448 ms
progress.gif
712 ms
sound_off.png
722 ms
sound_on.png
782 ms
gnuolane_free-webfont.woff
319 ms
silvero.cz accessibility score
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
<frame> or <iframe> elements do not have a title
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 [lang] attribute
silvero.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
silvero.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 Silvero.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 Silvero.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.
silvero.cz
Open Graph description is not detected on the main page of Silvero. 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: