Tools & Wizards About Us
bezpecnecesty.cz screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

bezpecnecesty.cz

Bezpečné cesty.cz

Page Load Speed

22.7 sec in total

First Response

418 ms

Resources Loaded

21.7 sec

Page Rendered

602 ms

bezpecnecesty.cz screenshot

About Website

Welcome to bezpecnecesty.cz homepage info - get ready to check Bezpecne Cesty best content for Czech Republic right away, or after learning these important things about bezpecnecesty.cz

Bezpečné cesty.cz - portál o dopravní bezpečnosti s množstvím ověřených informací a názorných ukázek

Visit bezpecnecesty.cz

Key Findings

We analyzed Bezpecnecesty.cz page load time and found that the first response time was 418 ms and then it took 22.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

bezpecnecesty.cz performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.992

2/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

bezpecnecesty.cz

418 ms

www.bezpecnecesty.cz

470 ms

js

129 ms

adsbygoogle.js

71 ms

page-css-135-ffb8a593e2882bf5c93507c2d5b52c28.css

170 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Bezpecnecesty.cz, 80% (44 requests) were made to Static.bezpecne-cesty.cz and 4% (2 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.2 kB (20%)

Content Size

966.8 kB

After Optimization

774.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bezpecnecesty.cz main page is 966.8 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. 40% of websites need less resources to load. Images take 431.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 190.5 kB

  • Original 221.2 kB
  • After minification 221.2 kB
  • After compression 30.7 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 190.5 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 130 B

  • Original 431.1 kB
  • After minification 431.0 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. Bezpecne Cesty images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 110 B

  • Original 279.2 kB
  • After minification 279.2 kB
  • After compression 279.1 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

-4%

Potential reduce by 1.5 kB

  • Original 35.2 kB
  • After minification 35.2 kB
  • After compression 33.7 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. Bezpecnecesty.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (50%)

Requests Now

48

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bezpecne Cesty. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

bezpecnecesty.cz

bezpecnecesty.cz

418 ms

www.bezpecnecesty.cz

www.bezpecnecesty.cz

470 ms

js

js

129 ms

adsbygoogle.js

adsbygoogle.js

71 ms

page-css-135-ffb8a593e2882bf5c93507c2d5b52c28.css

page-css-135-ffb8a593e2882bf5c93507c2d5b52c28.css

170 ms

platform.js

platform.js

48 ms

iframe_api

iframe_api

66 ms

page-js-135-c07d967bf7a80daef9885b30fbbea195.js

page-js-135-c07d967bf7a80daef9885b30fbbea195.js

208 ms

cookie-consent.js

cookie-consent.js

70 ms

www-widgetapi.js

www-widgetapi.js

5 ms

dot.asp

dot.asp

20439 ms

bezpecne_cesty_logo.svg

bezpecne_cesty_logo.svg

62 ms

bezpecne_cesty_logo_m.svg

bezpecne_cesty_logo_m.svg

78 ms

ico_mainmenu_menu.svg

ico_mainmenu_menu.svg

75 ms

ico_mainmenu_prihlaseni.svg

ico_mainmenu_prihlaseni.svg

77 ms

ico_mainmenu_vyhledavani.svg

ico_mainmenu_vyhledavani.svg

73 ms

ico_mainmenu_facebook.png

ico_mainmenu_facebook.png

76 ms

ico_mainmenu_youtube.png

ico_mainmenu_youtube.png

72 ms

menu2_arrow.svg

menu2_arrow.svg

84 ms

a118a93c32_8zt5iktujyu-sddefault.jpg

a118a93c32_8zt5iktujyu-sddefault.jpg

517 ms

blank.gif

blank.gif

87 ms

panel-multi-fg.webp

panel-multi-fg.webp

82 ms

arrow_left.svg

arrow_left.svg

85 ms

arrow_right.svg

arrow_right.svg

86 ms

subblock-bg-bottom.webp

subblock-bg-bottom.webp

96 ms

subblock-bg-top.webp

subblock-bg-top.webp

100 ms

arrow-orange.svg

arrow-orange.svg

97 ms

arrow-blue.svg

arrow-blue.svg

98 ms

kalkulacka-bg-yellow.png

kalkulacka-bg-yellow.png

99 ms

kalkulacka-bg-white.webp

kalkulacka-bg-white.webp

106 ms

kalkulacka-icon.png

kalkulacka-icon.png

107 ms

kalkulacka-arrow.svg

kalkulacka-arrow.svg

109 ms

autoskola-bg.webp

autoskola-bg.webp

116 ms

mobilni-aplikace.png

mobilni-aplikace.png

112 ms

autoskola-top-bg-blue.webp

autoskola-top-bg-blue.webp

117 ms

autoskola-top-bg-white.webp

autoskola-top-bg-white.webp

122 ms

autoskola-ico.svg

autoskola-ico.svg

119 ms

button-google-play.svg

button-google-play.svg

122 ms

button-app-store.svg

button-app-store.svg

127 ms

arrow-orange.svg

arrow-orange.svg

126 ms

arrow-orange.svg

arrow-orange.svg

130 ms

hp_panel_bg_blue.webp

hp_panel_bg_blue.webp

137 ms

right_arrow.svg

right_arrow.svg

133 ms

hp_panel_bg_yellow.webp

hp_panel_bg_yellow.webp

136 ms

hp_panel_bg_brown.webp

hp_panel_bg_brown.webp

139 ms

hp_panel_bg_grey.webp

hp_panel_bg_grey.webp

144 ms

flamace-webfont.woff

flamace-webfont.woff

532 ms

flamace-bold-webfont.woff

flamace-bold-webfont.woff

483 ms

flamabookce-webfont.woff

flamabookce-webfont.woff

474 ms

flamalightce-webfont.woff

flamalightce-webfont.woff

487 ms

ico-facebook.svg

ico-facebook.svg

88 ms

ico-instagram.svg

ico-instagram.svg

98 ms

ico-youtube.svg

ico-youtube.svg

110 ms

all.js

all.js

16 ms

all.js

all.js

7 ms

Accessibility Review

bezpecnecesty.cz accessibility score

73

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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.

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

Image elements do not have [alt] attributes

Best Practices

bezpecnecesty.cz best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bezpecnecesty.cz SEO score

90

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Bezpecnecesty.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 Bezpecnecesty.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

bezpecnecesty.cz

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