Tools & Wizards About Us
radicalsport.cz screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

radicalsport.cz

Sportovní potřeby Radical Sport - prodej, servis, půjčovna, bazar

Page Load Speed

7.8 sec in total

First Response

338 ms

Resources Loaded

7.3 sec

Page Rendered

159 ms

radicalsport.cz screenshot

About Website

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

Lyže, běžky, boty Rossignol. Servis Montana, Prodej a servis kol Trek a Gary Fisher a doplňků Bontrager.

Visit radicalsport.cz

Key Findings

We analyzed Radicalsport.cz page load time and found that the first response time was 338 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

radicalsport.cz performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value22.5 s

0/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value2,970 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.243

51/100

15%

TTI (Time to Interactive)

Value21.4 s

1/100

10%

Network Requests Diagram

radicalsport.cz

338 ms

www.radicalsport.cz

1199 ms

www.radicalsport.cz

802 ms

gtm.js

57 ms

api.js

46 ms

Our browser made a total of 175 requests to load all elements on the main page. We found that 10% of them (18 requests) were addressed to the original Radicalsport.cz, 71% (125 requests) were made to Img.radicalsport.cz and 3% (6 requests) were made to Api.mapy.cz. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Img.radicalsport.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 604.9 kB (44%)

Content Size

1.4 MB

After Optimization

769.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radicalsport.cz main page is 1.4 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. 65% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 123.7 kB

  • Original 152.5 kB
  • After minification 147.9 kB
  • After compression 28.8 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 123.7 kB or 81% of the original size.

Image Optimization

-22%

Potential reduce by 47.5 kB

  • Original 217.5 kB
  • After minification 170.0 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. Obviously, Radical Sport needs image optimization as it can save up to 47.5 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-43%

Potential reduce by 433.1 kB

  • Original 1.0 MB
  • After minification 999.9 kB
  • After compression 566.9 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 433.1 kB or 43% of the original size.

CSS Optimization

-14%

Potential reduce by 639 B

  • Original 4.6 kB
  • After minification 4.6 kB
  • After compression 4.0 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. Radicalsport.cz needs all CSS files to be minified and compressed as it can save up to 639 B or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 98 (60%)

Requests Now

164

After Optimization

66

  • Images
  • JavaScript
  • CSS

The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radical Sport. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

radicalsport.cz

radicalsport.cz

338 ms

www.radicalsport.cz

www.radicalsport.cz

1199 ms

www.radicalsport.cz

www.radicalsport.cz

802 ms

gtm.js

gtm.js

57 ms

api.js

api.js

46 ms

ReCaptcha.js

ReCaptcha.js

420 ms

js

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140 ms

style.min.css

style.min.css

854 ms

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455 ms

loader.js

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82 ms

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44 ms

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63 ms

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45 ms

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143 ms

platform.js

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22 ms

conversion.js

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2021 ms

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2166 ms

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49 ms

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123 ms

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172 ms

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648 ms

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640 ms

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646 ms

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670 ms

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642 ms

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649 ms

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643 ms

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642 ms

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670 ms

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642 ms

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642 ms

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_radici-packa-zee-slm640-pr-10k-img-52453_hlavni-fd-3.jpg

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_radici-packa-zee-slm640-pr-10k-img-52453_hlavni-fd-3.jpg

647 ms

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_menic-rdm591sgsl-deo-9kolo-dlouhe-voditko-cerny-img-58144_hlavni-fd-3.jpg

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_menic-rdm591sgsl-deo-9kolo-dlouhe-voditko-cerny-img-58144_hlavni-fd-3.jpg

646 ms

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_presmyk-fdm786m6-34-9-28-6-horni-spodni-img-561691_hlavni-fd-3.jpg

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_presmyk-fdm786m6-34-9-28-6-horni-spodni-img-561691_hlavni-fd-3.jpg

646 ms

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_kliky-fcm785e-2p-175-40-28-cerne-img-64557_hlavni-fd-3.jpg

68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_kliky-fcm785e-2p-175-40-28-cerne-img-64557_hlavni-fd-3.jpg

670 ms

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68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_klika-leva-force-c8-3-al-152mm-cerna-img-63535_hlavni-fd-3.jpg

642 ms

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68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_retez-sh-cnhg93-stribrny-nebaleny-oem-xt-9k-img-89327_hlavni-fd-3.jpg

642 ms

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648 ms

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68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_bowden-brzdovy-shimano-5mm-cerny-40m-box-img-44019_hlavni-fd-3.jpg

647 ms

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68747470733a2f2f7777772e6b636b63796b6c6f73706f72742e637a_lanko-brzdove-force-mtb-2-0m-1-5mm-nerez-balene-img-43022_hlavni-fd-3.jpg

647 ms

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672 ms

elektrokolobezka-urbis-u5-black-2020.jpg

elektrokolobezka-urbis-u5-black-2020.jpg

642 ms

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642 ms

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648 ms

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pennyboard-skateboard.jpg

647 ms

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647 ms

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667 ms

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648 ms

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643 ms

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nord-blanc-boty.jpg

648 ms

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Tenisove-boty-lotto.jpg

647 ms

fotbal-lotto.jpg

fotbal-lotto.jpg

648 ms

dobirka_60x48.png

dobirka_60x48.png

663 ms

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csob_60x48.png

653 ms

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prevodem_60x48.png

644 ms

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hotovost_60x48.png

650 ms

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651 ms

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logo-123kuryr.jpg

647 ms

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osobniodber02_60x48.png

658 ms

Accessibility Review

radicalsport.cz accessibility score

75

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

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

High

[role]s are not contained by their required parent element

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

<frame> or <iframe> elements do not have a title

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.

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

radicalsport.cz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

radicalsport.cz SEO score

91

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

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 Radicalsport.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 Radicalsport.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

radicalsport.cz

Open Graph description is not detected on the main page of Radical Sport. 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: