3.1 sec in total
522 ms
2.2 sec
413 ms
Welcome to tescomobile.cz homepage info - get ready to check Tesco Mobile best content for Czech Republic right away, or after learning these important things about tescomobile.cz
Zdarma volání v rodině. Sleva na nákupy v Tesco. Čerpejte unikátní výhody. S rodinou nebo známými si volejte zdarma.
Visit tescomobile.czWe analyzed Tescomobile.cz page load time and found that the first response time was 522 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
tescomobile.cz performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value5.5 s
19/100
25%
Value4.9 s
65/100
10%
Value210 ms
89/100
30%
Value0
100/100
15%
Value6.7 s
56/100
10%
522 ms
109 ms
207 ms
209 ms
35 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 29% of them (29 requests) were addressed to the original Tescomobile.cz, 25% (25 requests) were made to Maps.google.com and 17% (17 requests) were made to Mapy.o2.cz. The less responsive or slowest element that took the longest time to load (827 ms) belongs to the original domain Tescomobile.cz.
Page size can be reduced by 846.4 kB (32%)
2.6 MB
1.8 MB
In fact, the total size of Tescomobile.cz main page is 2.6 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. 70% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 11.7 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 11.7 kB or 69% of the original size.
Potential reduce by 49.3 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. Tesco Mobile images are well optimized though.
Potential reduce by 695.6 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 695.6 kB or 67% of the original size.
Potential reduce by 89.8 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. Tescomobile.cz needs all CSS files to be minified and compressed as it can save up to 89.8 kB or 84% of the original size.
Number of requests can be reduced by 50 (56%)
89
39
The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tesco Mobile. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
tescomobile.cz
522 ms
style.css
109 ms
jquery.fancybox.css
207 ms
modernizr.js
209 ms
jquery.min.js
35 ms
global.js
241 ms
netteForms.js
240 ms
live-form-validation.js
242 ms
TweenMax.min.js
332 ms
jquery.scrollmagic.min.js
308 ms
jquery.imageScroll.min.js
309 ms
jquery.fancybox.js
312 ms
sly.min.js
310 ms
jquery.nouislider.min.js
310 ms
waypoints.min.js
496 ms
plugins.js
498 ms
homepage.default.js
497 ms
conversion.js
32 ms
retargeting.js
359 ms
analytics.js
32 ms
tmmapy
373 ms
logo.png
266 ms
share-list-email-bg.png
268 ms
share-list-fb-bg.png
269 ms
share-list-tw-bg.png
321 ms
arrow-right-bg.png
322 ms
arrow-bottom-grey.png
320 ms
arrow-bottom-second.png
320 ms
banner.jpg
603 ms
collect
12 ms
tesco-webfont.woff
281 ms
tescob-webfont.woff
465 ms
collect
78 ms
ga-audiences
36 ms
widget_v2.132.js
18 ms
__$$__stringtable_lang_cs.js
18 ms
49 ms
retargeting
112 ms
24.jpg
734 ms
02.jpg
648 ms
03.jpg
827 ms
17 ms
222 ms
default-min.css
252 ms
main-min.css
252 ms
tm-map.css
251 ms
js
30 ms
jquery-1.4.4.min.js
336 ms
jquery-ui-1.8.8.custom.min.js
259 ms
tm-cmap-min.js
358 ms
3TvNPcsi5du1wTdEEP62rlNBNjsbHgbI-banner
67 ms
aL63HcygAAVYuCCsAAA==
2 ms
gtm.js
60 ms
button.png
236 ms
cmap-dynamic-config.js
227 ms
common.js
9 ms
map.js
10 ms
util.js
30 ms
geocoder.js
30 ms
ajax-loader-search-box.gif
221 ms
ico_sprite.png
221 ms
info_large_t.png
230 ms
info_large_m.png
230 ms
info_large_b.png
433 ms
onion.js
10 ms
ViewportInfoService.GetViewportInfo
73 ms
stats.js
27 ms
controls.js
23 ms
collect
19 ms
collect
20 ms
transparent.png
29 ms
css
26 ms
marker.js
12 ms
google4.png
23 ms
mapcnt6.png
23 ms
tmapctrl.png
19 ms
cb_scout5.png
20 ms
tmapctrl4.png
21 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
13 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
17 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
24 ms
d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
23 ms
vt
65 ms
vt
104 ms
vt
62 ms
vt
55 ms
vt
68 ms
vt
20 ms
vt
84 ms
vt
144 ms
vt
105 ms
vt
76 ms
vt
141 ms
vt
141 ms
vt
144 ms
vt
175 ms
vt
149 ms
vt
183 ms
data-static.json
243 ms
cfg-service-avail.json
231 ms
AuthenticationService.Authenticate
122 ms
tescomobile.cz accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible 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.
tescomobile.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
tescomobile.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tescomobile.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 Tescomobile.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.
tescomobile.cz
Open Graph data is detected on the main page of Tesco Mobile. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: