3.4 sec in total
328 ms
2.9 sec
215 ms
Click here to check amazing Cnb content for Czech Republic. Otherwise, check out these important facts you probably never knew about cnb.cz
Visit cnb.czWe analyzed Cnb.cz page load time and found that the first response time was 328 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
cnb.cz performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value5.0 s
27/100
25%
Value7.8 s
23/100
10%
Value170 ms
92/100
30%
Value0
100/100
15%
Value8.8 s
35/100
10%
328 ms
449 ms
528 ms
322 ms
431 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 96% of them (45 requests) were addressed to the original Cnb.cz, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Cnb.cz.
Page size can be reduced by 36.8 kB (57%)
64.8 kB
28.0 kB
In fact, the total size of Cnb.cz main page is 64.8 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. 25% of websites need less resources to load. HTML takes 47.6 kB which makes up the majority of the site volume.
Potential reduce by 36.8 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 6.3 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 36.8 kB or 77% of the original size.
Potential reduce by 34 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.
Number of requests can be reduced by 19 (42%)
45
26
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
cnb.cz
328 ms
index.html
449 ms
main.css
528 ms
different-hp.css
322 ms
jquery-ui-1.8.16.custom.css
431 ms
jquery.min.js
724 ms
jquery-ui.min.js
1072 ms
table.js
424 ms
contentslider.js
427 ms
inflation_box.css
329 ms
tooltip.js
436 ms
bg-body-hp.jpg
109 ms
ga.js
30 ms
logo-cnb-hp.png
109 ms
bg-search.jpg
111 ms
input-search.jpg
108 ms
btn-search.jpg
106 ms
svetlonos.png
109 ms
svetlonos2.jpg
212 ms
menu-line.gif
213 ms
document-menu-gradient.jpg
218 ms
li-image.jpg
217 ms
important-menu-bg.jpg
214 ms
0001_newsletter.png
218 ms
000_cnBlog.png
321 ms
001_expozice_cz.png
422 ms
011_historie_cnb.png
322 ms
012_banner_hp_ver_2.jpg
325 ms
01_cnbprovsechny.jpg
642 ms
flag_eur.png
316 ms
flag_usd.png
420 ms
flag_gbp.png
417 ms
document-menu-li.jpg
421 ms
inflation-box-header-gradient.jpg
414 ms
inflation-graph-bg.png
510 ms
document-menu-li.jpg
514 ms
tw.jpg
515 ms
yt.jpg
516 ms
fb.jpg
519 ms
bg-vite-ze.jpg
612 ms
google_play_ceske_penize.png
617 ms
koruna_60x60.png
622 ms
__utm.gif
39 ms
footer-gradient.jpg
596 ms
calendar-tabs-img.jpg
562 ms
print.css
110 ms
arrow_rotated_6.png
110 ms
cnb.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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
cnb.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
cnb.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
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
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnb.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 Cnb.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.
cnb.cz
Open Graph description is not detected on the main page of Cnb. 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: