5.6 sec in total
742 ms
4.4 sec
455 ms
Click here to check amazing T Zones content. Otherwise, check out these important facts you probably never knew about t-zones.cz
U nás pořídíte tarifní řešení pro celou domácnost - neomezené volání, mobilní data, domácí internet i digitální TV. Výhodně v Magentě 1.
Visit t-zones.czWe analyzed T-zones.cz page load time and found that the first response time was 742 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
t-zones.cz performance score
name
value
score
weighting
Value7.7 s
0/100
10%
Value8.6 s
1/100
25%
Value24.2 s
0/100
10%
Value32,010 ms
0/100
30%
Value0.813
4/100
15%
Value43.2 s
0/100
10%
742 ms
797 ms
849 ms
881 ms
744 ms
Our browser made a total of 87 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original T-zones.cz, 28% (24 requests) were made to Static2.t-mobile.cz and 5% (4 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source T-mobile.cz.
Page size can be reduced by 1.5 MB (46%)
3.2 MB
1.7 MB
In fact, the total size of T-zones.cz main page is 3.2 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 167.1 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 167.1 kB or 68% of the original size.
Potential reduce by 7.1 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. T Zones images are well optimized though.
Potential reduce by 768.2 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 768.2 kB or 66% of the original size.
Potential reduce by 542.1 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. T-zones.cz needs all CSS files to be minified and compressed as it can save up to 542.1 kB or 84% of the original size.
Number of requests can be reduced by 43 (57%)
75
32
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of T Zones. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
742 ms
jquery-1.11.2.js
797 ms
libs.js
849 ms
aui.css
881 ms
main.css
744 ms
ext.css
638 ms
main.css
756 ms
main.css
753 ms
barebone.jsp
1198 ms
main.js
897 ms
navigation.js
898 ms
custom.css
1017 ms
desktop.css
257 ms
desktop.js
895 ms
minicart.js
293 ms
ext.js
854 ms
main.js
880 ms
integration
373 ms
bootstrap.js
290 ms
912362f9d10938b6a62337111cb64e9e.jpg
258 ms
a9ae72698f1b7ac91b09d70af9c202d0.jpg
209 ms
503a690de513071c9b96e01628503b66.jpg
379 ms
app-logo.png
257 ms
deezer.png
346 ms
welcome-ringtones.png
413 ms
logo.svg
206 ms
46408833-7c2a-4b95-97f7-651bd363e171.js
509 ms
gtm.js
277 ms
tele-groteskeenor-webfont.woff
193 ms
tele-groteskeehal-webfont.woff
191 ms
tele-groteskeefet-webfont.woff
192 ms
tmo-hudba_header_t-music_SqqPwMX.jpg
797 ms
tmo-hudba_header_KRYSTOF_e5GIoMk.png
1956 ms
tmo-hudba_header_KRYSTOF_jIrDtQO.png
1514 ms
headline-arrow-bottom.png
487 ms
icons.png
489 ms
app-preview-screen.png
840 ms
sdk.js
335 ms
analytics.js
219 ms
xgemius.js
663 ms
FrankfurterDOT-Medium-webfont.woff
586 ms
FrankfurterDOT-Regular-webfont.woff
611 ms
TeleGroteskHal-webfont.woff
706 ms
TeleGroteskNor-webfont.woff
731 ms
icons.woff
156 ms
276 ms
sprite.svg
494 ms
webtrends.js
269 ms
stylesheets
798 ms
osobni
901 ms
osobni
772 ms
88 ms
pixel
89 ms
collect
71 ms
135 ms
retargeting
634 ms
conversion_async.js
281 ms
gfk_telekom_onexit.js
158 ms
fbevents.js
121 ms
ec.js
62 ms
cm
371 ms
150 ms
wtid.js
205 ms
collect
32 ms
collect
79 ms
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xd_arbiter.php
181 ms
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available_languages.jsp
441 ms
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14 ms
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fpdata.js
104 ms
lsget.html
933 ms
javascripts
621 ms
osobni
612 ms
4aca31b2-4c70-4729-a352-bd4e5a892a9a.jpg
610 ms
bulk
339 ms
ChatSettings
149 ms
osobni
150 ms
5903100b-e0fd-4b5b-9709-f7dea9772840.jpg
114 ms
osobni
162 ms
77af6aa0-82d4-4934-8ae8-d92fb2d5df8e.jpg
113 ms
rexdot.js
111 ms
osobni
180 ms
t-zones.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-*] attributes do not match their roles
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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>).
t-zones.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
t-zones.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 T-zones.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 T-zones.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.
t-zones.cz
Open Graph data is detected on the main page of T Zones. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: