Tools & Wizards About Us
polar-eshop.cz screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

polar-eshop.cz

POLAR eshop - sportestery od autorizovaný prodejce značky Polar

Page Load Speed

3.3 sec in total

First Response

500 ms

Resources Loaded

2.6 sec

Page Rendered

198 ms

polar-eshop.cz screenshot

About Website

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

Sporttestery Polar to je motivace pro Váš zdravý životní styl. Fitness náramky, sporttestery včetně příslušensví přímo od autorizvaného prodejce značky Polar.

Visit polar-eshop.cz

Key Findings

We analyzed Polar-eshop.cz page load time and found that the first response time was 500 ms and then it took 2.8 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

polar-eshop.cz performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.237

52/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

polar-eshop.cz

500 ms

www.polar-eshop.cz

641 ms

css.php

393 ms

polar-eshop.css

284 ms

eucookies.css

282 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 80% of them (52 requests) were addressed to the original Polar-eshop.cz, 5% (3 requests) were made to Track.adform.net and 3% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (713 ms) belongs to the original domain Polar-eshop.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 106.9 kB (14%)

Content Size

749.3 kB

After Optimization

642.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Polar-eshop.cz main page is 749.3 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 585.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 40.0 kB

  • Original 50.9 kB
  • After minification 43.9 kB
  • After compression 10.9 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 7.1 kB, which is 14% 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 40.0 kB or 79% of the original size.

Image Optimization

-9%

Potential reduce by 49.9 kB

  • Original 585.4 kB
  • After minification 535.5 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. POLAR Eshop images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 14.2 kB

  • Original 101.9 kB
  • After minification 101.9 kB
  • After compression 87.7 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 14.2 kB or 14% of the original size.

CSS Optimization

-25%

Potential reduce by 2.8 kB

  • Original 11.1 kB
  • After minification 11.1 kB
  • After compression 8.3 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. Polar-eshop.cz needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (49%)

Requests Now

59

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of POLAR Eshop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

polar-eshop.cz

polar-eshop.cz

500 ms

www.polar-eshop.cz

www.polar-eshop.cz

641 ms

css.php

css.php

393 ms

polar-eshop.css

polar-eshop.css

284 ms

eucookies.css

eucookies.css

282 ms

shopwindow.css

shopwindow.css

286 ms

overlay.css

overlay.css

286 ms

jquery-multicomplete.css

jquery-multicomplete.css

295 ms

global-styles.css

global-styles.css

375 ms

jquery.gritter.css

jquery.gritter.css

375 ms

jquery.min.js

jquery.min.js

470 ms

frontweb.js

frontweb.js

380 ms

web.js

web.js

401 ms

overlay.js

overlay.js

467 ms

jquery-multicomplete.js

jquery-multicomplete.js

467 ms

jquery.gritter.min.js

jquery.gritter.min.js

488 ms

css

css

35 ms

ga.js

ga.js

63 ms

polar_1.png

polar_1.png

583 ms

polar-logo.svg

polar-logo.svg

108 ms

61e185161d97552fb6c6d906abvyber_vhodny_sporttester.jpg

61e185161d97552fb6c6d906abvyber_vhodny_sporttester.jpg

282 ms

61e17e77dabeb52fb6c8013fadunikatni_funkce_smart.jpg

61e17e77dabeb52fb6c8013fadunikatni_funkce_smart.jpg

296 ms

61e17154e23baBanner_polar_vybrat_sport_parametry.jpg

61e17154e23baBanner_polar_vybrat_sport_parametry.jpg

282 ms

t100-m120_656ee50f09706uvodni.fotka.jpg

t100-m120_656ee50f09706uvodni.fotka.jpg

106 ms

t100-m120_62600a0fd2365polar.pacer.pro.komplet.jpg

t100-m120_62600a0fd2365polar.pacer.pro.komplet.jpg

106 ms

t100-m120_6283b31374f49polar.pacer.komplet.uhel.jpg

t100-m120_6283b31374f49polar.pacer.komplet.uhel.jpg

191 ms

t100-m120_637dd67e17cbapolar.ignite.3.barevne.varianty.jpg

t100-m120_637dd67e17cbapolar.ignite.3.barevne.varianty.jpg

191 ms

t100-m120_657c5639073b3polar.vantage.v3.jpg

t100-m120_657c5639073b3polar.vantage.v3.jpg

197 ms

t100-m120_66473d34a1564polar.grit.x2.pro.jpg

t100-m120_66473d34a1564polar.grit.x2.pro.jpg

285 ms

t91-m91_664d8a221f94566473d34a1564polar.grit.x2.pro.jpg

t91-m91_664d8a221f94566473d34a1564polar.grit.x2.pro.jpg

285 ms

t91-m91_639c886754d14Polar_Ignite_3_barevn%C3%A9_varianty.jpg

t91-m91_639c886754d14Polar_Ignite_3_barevn%C3%A9_varianty.jpg

296 ms

t91-m91_626a75292024c17b5f560-ba7a-11ec-bff4-0fe71c503fa2.cf.jpg

t91-m91_626a75292024c17b5f560-ba7a-11ec-bff4-0fe71c503fa2.cf.jpg

375 ms

61e173ae28e1f52fb6bd341818treninkovy_denik_zdarma_tablet.jpg

61e173ae28e1f52fb6bd341818treninkovy_denik_zdarma_tablet.jpg

469 ms

61e176d1219d852fb6bec5b33cproc_pouzivat_sporttester.jpg

61e176d1219d852fb6bec5b33cproc_pouzivat_sporttester.jpg

472 ms

61e17476a447f52fb6c074bc89hubnete_se_sporttestrem.jpg

61e17476a447f52fb6c074bc89hubnete_se_sporttestrem.jpg

565 ms

61e17567c5b6952fb6c1e24871aktivni_trenink_s_polarem.jpg

61e17567c5b6952fb6c1e24871aktivni_trenink_s_polarem.jpg

492 ms

polar-logo-footer-2022.svg

polar-logo-footer-2022.svg

394 ms

60893b8da51a45fef565351505comgatelogo.png

60893b8da51a45fef565351505comgatelogo.png

469 ms

552f60d225ca652400a4c23970visa.png

552f60d225ca652400a4c23970visa.png

493 ms

552f61041761e52400a4c22b93mastercard.png

552f61041761e52400a4c22b93mastercard.png

562 ms

64ef1903c57ddessox.splatky.png

64ef1903c57ddessox.splatky.png

562 ms

all.js

all.js

59 ms

menutop-li_bg.png

menutop-li_bg.png

564 ms

icoKosik.png

icoKosik.png

588 ms

icoKosikSipkaDown.png

icoKosikSipkaDown.png

590 ms

garance-vanoc-kettler.png

garance-vanoc-kettler.png

645 ms

head_bg.jpg

head_bg.jpg

643 ms

menu_gradientbg.png

menu_gradientbg.png

646 ms

menu_separ.png

menu_separ.png

646 ms

btnSearch.png

btnSearch.png

673 ms

bokPrechod.png

bokPrechod.png

646 ms

bgPolozkaSmall.png

bgPolozkaSmall.png

706 ms

bgKatFirst.png

bgKatFirst.png

710 ms

menuArrowNoActive.png

menuArrowNoActive.png

711 ms

font

font

56 ms

502 ms

shopwindow

shopwindow

713 ms

__utm.gif

__utm.gif

29 ms

all.js

all.js

6 ms

collect

collect

31 ms

ga-audiences

ga-audiences

32 ms

trackpoint-async.js

trackpoint-async.js

148 ms

101 ms

print.php

print.php

197 ms

103 ms

Accessibility Review

polar-eshop.cz accessibility score

75

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Links do not have a discernible name

Best Practices

polar-eshop.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

polar-eshop.cz SEO score

82

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Polar-eshop.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Polar-eshop.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

polar-eshop.cz

Open Graph description is not detected on the main page of POLAR Eshop. 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: