Tools & Wizards About Us
mobil.cz screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

mobil.cz

Internet zdarma a levn? vol?n? bez z?vazk? | MOBIL.CZ

Page Load Speed

3.5 sec in total

First Response

490 ms

Resources Loaded

2.7 sec

Page Rendered

332 ms

mobil.cz screenshot

About Website

Visit mobil.cz now to see the best up-to-date MOBIL content for Czech Republic and also check out these interesting facts you probably never knew about mobil.cz

P?edplacen? karta pln? v?hod od MOBIL.CZ! Internet zdarma za ka?d? dobit?, levn? vol?n?, v?hodn? datov? bal??ky. Bez smlouvy a z?vazk?.

Visit mobil.cz

Key Findings

We analyzed Mobil.cz page load time and found that the first response time was 490 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

mobil.cz performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value1,320 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

mobil.cz

490 ms

www.mobil.cz

408 ms

uni.css

482 ms

frontStyles.css

589 ms

uni.js

598 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Mobil.cz, 79% (26 requests) were made to 1gr.cz and 3% (1 request) were made to Cdn.cpex.cz. The less responsive or slowest element that took the longest time to load (787 ms) relates to the external source 1gr.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 37.2 kB (5%)

Content Size

815.5 kB

After Optimization

778.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mobil.cz main page is 815.5 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. 30% of websites need less resources to load. Images take 627.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 31.5 kB

  • Original 38.6 kB
  • After minification 31.3 kB
  • After compression 7.1 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. This page needs HTML code to be minified as it can gain 7.4 kB, which is 19% 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 31.5 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 627.4 kB
  • After minification 627.4 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. MOBIL images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 114.1 kB
  • After minification 114.1 kB
  • After compression 114.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-16%

Potential reduce by 5.7 kB

  • Original 35.3 kB
  • After minification 35.3 kB
  • After compression 29.6 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. Mobil.cz needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (48%)

Requests Now

29

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MOBIL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

mobil.cz

mobil.cz

490 ms

www.mobil.cz

www.mobil.cz

408 ms

uni.css

uni.css

482 ms

frontStyles.css

frontStyles.css

589 ms

uni.js

uni.js

598 ms

cpex-cmp.min.js

cpex-cmp.min.js

347 ms

jquery-3.5.1.slim.min.js

jquery-3.5.1.slim.min.js

19 ms

popper.min.js

popper.min.js

32 ms

bootstrap.min.js

bootstrap.min.js

36 ms

js.js

js.js

697 ms

paticka.js

paticka.js

685 ms

gtm.js

gtm.js

114 ms

logo.svg

logo.svg

95 ms

wavy_border.svg

wavy_border.svg

96 ms

55A210628_MKTID_015_MobilCZ-202106-W-1600x1600.png

55A210628_MKTID_015_MobilCZ-202106-W-1600x1600.png

787 ms

checkmark-blue-dark.svg

checkmark-blue-dark.svg

169 ms

wavy_border_gray.svg

wavy_border_gray.svg

183 ms

convertnumber.svg

convertnumber.svg

189 ms

sim.svg

sim.svg

190 ms

phone.svg

phone.svg

263 ms

arrow.svg

arrow.svg

276 ms

facebook-white.svg

facebook-white.svg

279 ms

youtube-white.svg

youtube-white.svg

280 ms

instagram-white.svg

instagram-white.svg

281 ms

arrow-up.svg

arrow-up.svg

356 ms

gopay.svg

gopay.svg

370 ms

visa.svg

visa.svg

372 ms

visa-electron.svg

visa-electron.svg

373 ms

mastercard.svg

mastercard.svg

375 ms

maestro.svg

maestro.svg

451 ms

mastercardsecurecode.svg

mastercardsecurecode.svg

466 ms

neusa-next-std-medium.ttf

neusa-next-std-medium.ttf

687 ms

neusa-next-std-bold.ttf

neusa-next-std-bold.ttf

594 ms

Accessibility Review

mobil.cz accessibility score

69

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

mobil.cz best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

mobil.cz SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mobil.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 Mobil.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.

Social Sharing Optimization

mobil.cz

Open Graph data is detected on the main page of MOBIL. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: