8.3 sec in total
913 ms
7 sec
408 ms
Click here to check amazing Centrum 1 Vas Hosting content for Czech Republic. Otherwise, check out these important facts you probably never knew about centrum1.vas-hosting.cz
Získáte připravené, bezpečné a přívětivé servery pro bezchybný chod vašich aplikací a domén. V ceně serveru je i naše proslulá péče. Ověřeno zákazníky. ✅
Visit centrum1.vas-hosting.czWe analyzed Centrum1.vas-hosting.cz page load time and found that the first response time was 913 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
centrum1.vas-hosting.cz performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value8.3 s
2/100
25%
Value14.3 s
1/100
10%
Value30,760 ms
0/100
30%
Value0.061
97/100
15%
Value44.6 s
0/100
10%
913 ms
3470 ms
418 ms
435 ms
212 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Centrum1.vas-hosting.cz, 50% (29 requests) were made to Vas-hosting.cz and 10% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Centrum1.vas-hosting.cz.
Page size can be reduced by 361.1 kB (35%)
1.0 MB
668.3 kB
In fact, the total size of Centrum1.vas-hosting.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. 55% of websites need less resources to load. Images take 414.2 kB which makes up the majority of the site volume.
Potential reduce by 30.9 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 5.1 kB, which is 13% 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 30.9 kB or 78% of the original size.
Potential reduce by 544 B
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. Centrum 1 Vas Hosting images are well optimized though.
Potential reduce by 28.5 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 28.5 kB or 17% of the original size.
Potential reduce by 301.1 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. Centrum1.vas-hosting.cz needs all CSS files to be minified and compressed as it can save up to 301.1 kB or 73% of the original size.
Number of requests can be reduced by 22 (45%)
49
27
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrum 1 Vas Hosting. 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 4 to 1 for CSS and as a result speed up the page load time.
centrum1.vas-hosting.cz
913 ms
centrum1.vas-hosting.cz
3470 ms
vas-hosting.cz
418 ms
www.vas-hosting.cz
435 ms
layout.min.css
212 ms
ion.rangeSlider.min.css
304 ms
merged.js
514 ms
mzb4oui.js
28 ms
cookiebar-latest.min.js
36 ms
gtm.js
164 ms
7YcJC15nzno
247 ms
user.svg
221 ms
envelope.svg
233 ms
phone.svg
234 ms
language.svg
670 ms
dot.gif
670 ms
logo.png
670 ms
menu-arrow.png
671 ms
img-hp.jpg
846 ms
img-hp-robot.png
847 ms
img-hp-01.jpg
847 ms
bg-li-check.png
848 ms
img-hp-03.jpg
848 ms
img-hp-02.jpg
847 ms
image_ref_simon_opalka.jpg
888 ms
image_ref_ondrej_klamt.jpg
1063 ms
image_ref_jiri_urbanek.jpg
963 ms
image_img-reference-5.png
888 ms
image_ref_Michal_verner.png
1163 ms
image_ref_petra_zapletalova.jpg
1061 ms
help.svg
963 ms
icon-social-3.png
965 ms
icon-social-1.png
1063 ms
icon-social-2.png
1063 ms
logo-copy.png
1162 ms
d
19 ms
d
29 ms
d
61 ms
d
29 ms
analytics.js
47 ms
cookiebar-grey.min.css
13 ms
cs.html
39 ms
p.gif
100 ms
www-player.css
28 ms
www-embed-player.js
60 ms
base.js
94 ms
fetch-polyfill.js
49 ms
linkid.js
36 ms
collect
35 ms
collect
440 ms
ad_status.js
225 ms
TAC40eE5uBRCVKR1lG4GpbNhQ28DpJorjHN0bVIpprw.js
147 ms
embed.js
27 ms
KFOmCnqEu92Fr1Mu4mxM.woff
58 ms
Create
120 ms
ga-audiences
108 ms
id
105 ms
GenerateIT
17 ms
centrum1.vas-hosting.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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
centrum1.vas-hosting.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
Missing source maps for large first-party JavaScript
centrum1.vas-hosting.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrum1.vas-hosting.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 Centrum1.vas-hosting.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.
centrum1.vas-hosting.cz
Open Graph data is detected on the main page of Centrum 1 Vas Hosting. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: