2.5 sec in total
665 ms
1.7 sec
118 ms
Welcome to centralchange.cz homepage info - get ready to check Centralchange best content for Czech Republic right away, or after learning these important things about centralchange.cz
Visit centralchange.czWe analyzed Centralchange.cz page load time and found that the first response time was 665 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
centralchange.cz performance score
name
value
score
weighting
Value0.6 s
100/100
10%
Value1.0 s
100/100
25%
Value1.4 s
100/100
10%
Value0 ms
100/100
30%
Value0.007
100/100
15%
Value0.6 s
100/100
10%
665 ms
24 ms
439 ms
547 ms
15 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 81% of them (30 requests) were addressed to the original Centralchange.cz, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (665 ms) belongs to the original domain Centralchange.cz.
Page size can be reduced by 9.7 kB (13%)
73.0 kB
63.3 kB
In fact, the total size of Centralchange.cz main page is 73.0 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. 15% of websites need less resources to load. Javascripts take 37.6 kB which makes up the majority of the site volume.
Potential reduce by -8 B
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 web page is already compressed.
Potential reduce by 3.6 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. Obviously, Centralchange needs image optimization as it can save up to 3.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 43 B
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 6.1 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. Centralchange.cz needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 70% of the original size.
Number of requests can be reduced by 23 (68%)
34
11
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centralchange. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
centralchange.cz
665 ms
css
24 ms
mobilescreen.css
439 ms
screen.css
547 ms
conversion.js
15 ms
ga.js
41 ms
pozadi.gif
140 ms
tel.png
137 ms
logo.png
319 ms
flag_USD.png
225 ms
flag_EUR.png
228 ms
flag_GBP.png
222 ms
flag_CHF.png
242 ms
flag_JPY.png
245 ms
flag_DKK.png
329 ms
flag_NOK.png
331 ms
flag_SEK.png
333 ms
flag_CAD.png
345 ms
flag_AUD.png
352 ms
flag_PLN.png
422 ms
flag_HUF.png
437 ms
flag_HRK.png
436 ms
flag_RUB.png
438 ms
plus.png
447 ms
sipka.png
463 ms
sipka_ext.gif
525 ms
devizovecentrum.png
546 ms
email.png
553 ms
pobocka.png
543 ms
domu1.png
553 ms
menu_active.png
577 ms
paticka.png
634 ms
logo_sede.png
655 ms
45 ms
ODelI1aHBYDBqgeIAH2zlBBHWFfxJXS04xYOz0jw624.woff
17 ms
__utm.gif
17 ms
34 ms
centralchange.cz accessibility score
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
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
centralchange.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
centralchange.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
robots.txt is not valid
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centralchange.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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Centralchange.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.
centralchange.cz
Open Graph description is not detected on the main page of Centralchange. 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: