8 sec in total
2.7 sec
5 sec
311 ms
Welcome to usbmedia.cz homepage info - get ready to check USB Media best content right away, or after learning these important things about usbmedia.cz
USB flash disky pro potisk a výroba flash disků na míru. Poptejte spolehlivé flash disky a unikátní dárky IT dárky.
Visit usbmedia.czWe analyzed Usbmedia.cz page load time and found that the first response time was 2.7 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.
usbmedia.cz performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value15.7 s
0/100
25%
Value15.6 s
0/100
10%
Value710 ms
41/100
30%
Value0.044
99/100
15%
Value18.6 s
3/100
10%
2723 ms
226 ms
461 ms
406 ms
353 ms
Our browser made a total of 117 requests to load all elements on the main page. We found that 62% of them (73 requests) were addressed to the original Usbmedia.cz, 9% (11 requests) were made to Static.xx.fbcdn.net and 9% (11 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Usbmedia.cz.
Page size can be reduced by 699.5 kB (29%)
2.4 MB
1.7 MB
In fact, the total size of Usbmedia.cz main page is 2.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 41.3 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 8.0 kB, which is 16% 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 41.3 kB or 81% of the original size.
Potential reduce by 152.1 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. USB Media images are well optimized though.
Potential reduce by 247.3 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 247.3 kB or 65% of the original size.
Potential reduce by 258.8 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. Usbmedia.cz needs all CSS files to be minified and compressed as it can save up to 258.8 kB or 84% of the original size.
Number of requests can be reduced by 34 (32%)
107
73
The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USB Media. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
usbmedia.cz
2723 ms
css.css
226 ms
jquery-1.4.2.min.js
461 ms
supersized.3.1.3.min.js
406 ms
slideshow.js
353 ms
custom.js
240 ms
screennew.css
382 ms
news.css
335 ms
swfobject.js
211 ms
plusone.js
68 ms
bg_shadow.pn
335 ms
gif.gif
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usb-sklad.png
647 ms
vlastni-tvary.jpg
475 ms
usb-karty-orlova.png
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klasicke-usb-laser.jpg
490 ms
vlastni-tvary-modra.jpg
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usb-panacci-2.png
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usb-esf.png
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usb-naramek-praha.jpg
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usb-klice-2.jpg
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ekologicke-flash-disky.jpg
805 ms
usb-sklad-modra.png
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vlastni-tvary.jpg
760 ms
usb-karty-orlova.jpg
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klasicke-usb-laser.jpg
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vlastni-tvary-modra.jpg
816 ms
usb-panacci-2.jpg
840 ms
usb-esf.jpg
873 ms
usb-naramek-praha.jpg
921 ms
usb-klice-1.jpg
920 ms
ekologicke-flash-disky.jpg
925 ms
nejoblibenejsi-produkty.png
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mohlo-zajimat-right.png
959 ms
nejctenejsi-clanky.png
1002 ms
jak-se-dela-usb.png
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kontakt-denne.png
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reklamni-usb-flash-disk.jpg
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hkok.jpg
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doprava.png
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dolar.png
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usb-playboy.jpg
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usb-naramek.jpg
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usb-karty.jpg
1196 ms
jagr.png
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gtm.js
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kusovy-prodej-flash-disky.gif
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cb=gapi.loaded_0
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cb=gapi.loaded_1
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badge
132 ms
L.js
277 ms
G43QCglwNvw
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analytics.js
59 ms
log.js
56 ms
postmessageRelay
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likebox.php
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klienti-loga.gif
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collect
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collect
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usbmedia.cz.js
259 ms
rs=AGLTcCMTHYnEafijivLdJiCnq6i_rMIUxQ
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16 ms
rs=AGLTcCNyaaduUvqXSD4CReLtqUtlnUcqnQ
48 ms
www-embed-player-vflfNyN_r.css
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www-embed-player.js
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grlryt2bdKIyfMSOhzd1eA.woff
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d-QWLnp4didxos_6urzFtg.woff
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3193398744-postmessagerelay.js
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rpc:shindig_random.js
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rs=AGLTcCNyaaduUvqXSD4CReLtqUtlnUcqnQ
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bg.png
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rs=AGLTcCNyaaduUvqXSD4CReLtqUtlnUcqnQ
28 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
69 ms
ad_status.js
61 ms
ga-audiences
109 ms
cb=gapi.loaded_0
22 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
17 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
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item-top.png
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item-middle-expandable.png
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SiX1kO5JPj3.css
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item-3rd-2col-top-even.png
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item-3rd-2col-bottom-odd.png
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item-3rd-2col-bottom-even.png
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item-3rd-top.png
697 ms
item-3rd-middle.png
716 ms
item-3rd-bottom.png
698 ms
item-middle.png
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item-bottom.png
704 ms
logo-usbmediacz.png
694 ms
telefon.png
700 ms
obalka.png
716 ms
bg-search-box.png
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bg-title.png
671 ms
klasicke-flash-disky-main.png
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specialni-flash-disky-main.png
702 ms
ostatni-main.png
699 ms
tvary-na-miru.jpg
716 ms
bg-small-info.png
684 ms
bg-orange.png
665 ms
bg-plus.png
703 ms
slide_controlls.png
884 ms
1656133_608263692579194_438610341_n.jpg
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I6-MnjEovm5.js
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140 ms
usbmedia.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
[role]s do not have all required [aria-*] attributes
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
usbmedia.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
Page has valid source maps
usbmedia.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
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 Usbmedia.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 Usbmedia.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.
usbmedia.cz
Open Graph description is not detected on the main page of USB Media. 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: