4.5 sec in total
447 ms
3.9 sec
173 ms
Visit visa.cz now to see the best up-to-date Visa content for Czech Republic and also check out these interesting facts you probably never knew about visa.cz
Digitální platební síť Visa je v popředí nových platebních, elektronických a bezkontaktních platebních technologií, které formují svět peněz.
Visit visa.czWe analyzed Visa.cz page load time and found that the first response time was 447 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
visa.cz performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value7.8 s
3/100
25%
Value6.4 s
40/100
10%
Value1,460 ms
14/100
30%
Value1.003
2/100
15%
Value8.3 s
39/100
10%
447 ms
675 ms
234 ms
670 ms
628 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 49% of them (24 requests) were addressed to the original Visa.cz, 16% (8 requests) were made to Use.typekit.net and 16% (8 requests) were made to 40515350444d1369ff68-2f7735d5ad283fa41a203a082d9a8f25.ssl.cf3.rackcdn.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Visa.cz.
Page size can be reduced by 654.0 kB (46%)
1.4 MB
769.4 kB
In fact, the total size of Visa.cz main page is 1.4 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. 20% of websites need less resources to load. Javascripts take 582.6 kB which makes up the majority of the site volume.
Potential reduce by 53.8 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. 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 53.8 kB or 80% of the original size.
Potential reduce by 8.6 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. Visa images are well optimized though.
Potential reduce by 397.5 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 397.5 kB or 68% of the original size.
Potential reduce by 194.2 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. Visa.cz needs all CSS files to be minified and compressed as it can save up to 194.2 kB or 82% of the original size.
Number of requests can be reduced by 15 (39%)
38
23
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
visa.cz
447 ms
www.visa.cz
675 ms
uga4jui.js
234 ms
v15b.main.css
670 ms
spain.css
628 ms
spain-override.css
511 ms
travel.css
517 ms
travel-override.css
533 ms
glamour.css
689 ms
183d.bodytop-scripts.js
748 ms
WebResource.axd
711 ms
ScriptResource.axd
882 ms
ScriptResource.axd
851 ms
conversion.js
30 ms
retargeting.js
556 ms
ad97.footer.js
1535 ms
2013f434_panel-cs-cz.js
472 ms
www.visa.cz
108 ms
visalogo51-189.png
549 ms
Visa_OnaDnes_unor_2016_banner_1140x400_0151-35137.jpg
1638 ms
visa-portmonka_1140x400_opr51-29850.jpg
2041 ms
Visa-payWave51-8709.jpg
793 ms
N%C3%A1kupy%20online51-8708.png
1468 ms
visa-portmonka_350x25051-22722.jpg
1268 ms
Final-central-product-banners-350x25051-18828.png
1172 ms
CZ-151-21503.jpg
1422 ms
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29 ms
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77 ms
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92 ms
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106 ms
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115 ms
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119 ms
p.gif
130 ms
header-swirl.png
971 ms
63 ms
social-icons.woff
970 ms
visa-icons.woff
1004 ms
retargeting
117 ms
ga.js
37 ms
__utm.gif
12 ms
31 ms
pdf-large.png
79 ms
cat_1.png
10 ms
present.png
11 ms
cat_2.png
12 ms
cat_3.png
12 ms
cat_4.png
13 ms
cat_5.png
13 ms
visa-icons-i-white.png
33 ms
visa.cz accessibility score
visa.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
visa.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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 Visa.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 Visa.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.
visa.cz
Open Graph description is not detected on the main page of Visa. 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: