Tools & Wizards About Us
bosonozka.cz screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

bosonozka.cz

Bosonožka | Barefoot boty pro děti a dospělé | Vrácení zdarma

Page Load Speed

4.5 sec in total

First Response

387 ms

Resources Loaded

3.2 sec

Page Rendered

933 ms

bosonozka.cz screenshot

About Website

Click here to check amazing Bosonozka content for Czech Republic. Otherwise, check out these important facts you probably never knew about bosonozka.cz

Barefoot boty pro celou rodinu od prověřených českých i zahraničních značek. Vrácení a výměna zdarma. Tisíce párů bot skladem.

Visit bosonozka.cz

Key Findings

We analyzed Bosonozka.cz page load time and found that the first response time was 387 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

bosonozka.cz performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value13.9 s

1/100

10%

TBT (Total Blocking Time)

Value1,750 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.716

7/100

15%

TTI (Time to Interactive)

Value23.8 s

1/100

10%

Network Requests Diagram

bosonozka.cz

387 ms

www.bosonozka.cz

711 ms

open-sans.css

488 ms

nunito.css

516 ms

font-shoptet-13.css.5d691cfa7dea9a48eb63.css

528 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 9% of them (8 requests) were addressed to the original Bosonozka.cz, 52% (48 requests) were made to Cdn.myshoptet.com and 13% (12 requests) were made to Hd.koloo.net. The less responsive or slowest element that took the longest time to load (845 ms) relates to the external source Cdn.myshoptet.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 568.7 kB (18%)

Content Size

3.1 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bosonozka.cz main page is 3.1 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 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 258.1 kB

  • Original 301.2 kB
  • After minification 242.1 kB
  • After compression 43.2 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 59.1 kB, which is 20% 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 258.1 kB or 86% of the original size.

Image Optimization

-10%

Potential reduce by 258.9 kB

  • Original 2.6 MB
  • After minification 2.3 MB

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. Bosonozka images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 40.0 kB

  • Original 234.3 kB
  • After minification 231.6 kB
  • After compression 194.3 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 40.0 kB or 17% of the original size.

CSS Optimization

-86%

Potential reduce by 11.7 kB

  • Original 13.7 kB
  • After minification 11.8 kB
  • After compression 1.9 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. Bosonozka.cz needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (46%)

Requests Now

84

After Optimization

45

  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bosonozka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bosonozka.cz

bosonozka.cz

387 ms

www.bosonozka.cz

www.bosonozka.cz

711 ms

open-sans.css

open-sans.css

488 ms

nunito.css

nunito.css

516 ms

font-shoptet-13.css.5d691cfa7dea9a48eb63.css

font-shoptet-13.css.5d691cfa7dea9a48eb63.css

528 ms

main-13.less.d7dad1829de1602f9fad.css

main-13.less.d7dad1829de1602f9fad.css

727 ms

mobile-header-v1-13.less.0eef05b29271a35e0eed.css

mobile-header-v1-13.less.0eef05b29271a35e0eed.css

535 ms

pwjs.js

pwjs.js

507 ms

cartupsell.min.css

cartupsell.min.css

537 ms

fv-studio-app-showmore.css

fv-studio-app-showmore.css

541 ms

main.bundle.js

main.bundle.js

32 ms

styles.header.min.css

styles.header.min.css

581 ms

css2

css2

35 ms

allstyle.css

allstyle.css

283 ms

fv-studio-app.css

fv-studio-app.css

645 ms

bosonozka.css

bosonozka.css

607 ms

js

js

64 ms

sdk.js

sdk.js

14 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

623 ms

main-3g.js.c10e7340ef84e513efa3.js

main-3g.js.c10e7340ef84e513efa3.js

726 ms

datepicker-cs.js

datepicker-cs.js

451 ms

rc.js

rc.js

796 ms

shoptet.js

shoptet.js

443 ms

cartupsell-new.min.js

cartupsell-new.min.js

393 ms

fv-studio-app-showmore.js

fv-studio-app-showmore.js

491 ms

AppShoptet.js

AppShoptet.js

443 ms

scripts.footer.min.js

scripts.footer.min.js

518 ms

allscript.js

allscript.js

236 ms

fv-studio-app-obfus.js

fv-studio-app-obfus.js

465 ms

jkbase.min.js

jkbase.min.js

643 ms

bosonozka.js

bosonozka.js

644 ms

gtm.js

gtm.js

36 ms

actions.js

actions.js

573 ms

persoo.js

persoo.js

605 ms

persoo-ui.js

persoo-ui.js

673 ms

gjs.php

gjs.php

671 ms

logo1.png

logo1.png

106 ms

bts2024.png

bts2024.png

670 ms

kolo_s__te__sti__.png

kolo_s__te__sti__.png

315 ms

slevyslevy.png

slevyslevy.png

316 ms

laptop.svg

laptop.svg

107 ms

gps.svg

gps.svg

205 ms

savings.svg

savings.svg

206 ms

vymena.svg

vymena.svg

256 ms

ask.svg

ask.svg

314 ms

39022_g3150244-1-barefoot-sandalky-froddo-flexy-lia-fuxia-ruzove-1.jpg

39022_g3150244-1-barefoot-sandalky-froddo-flexy-lia-fuxia-ruzove-1.jpg

376 ms

41158_bnv13406l280-barefoot-tenisky-blifestyle-anura-bio-nappa-velours-meerblau-zelene-1.jpg

41158_bnv13406l280-barefoot-tenisky-blifestyle-anura-bio-nappa-velours-meerblau-zelene-1.jpg

334 ms

14444_l-go-gold-barefoot-tenisky-leguano-go-gold-1.jpg

14444_l-go-gold-barefoot-tenisky-leguano-go-gold-1.jpg

375 ms

40905_11022-barefoot-capacky-hopi-hop-tmave-modre-1.jpg

40905_11022-barefoot-capacky-hopi-hop-tmave-modre-1.jpg

376 ms

img-detska.png

img-detska.png

497 ms

img-damska.png

img-damska.png

521 ms

img-panska.png

img-panska.png

561 ms

img-doplnky.png

img-doplnky.png

749 ms

logo.svg

logo.svg

497 ms

akceptujeme-tinified.jpg

akceptujeme-tinified.jpg

563 ms

bosonozka_banner_300x335_jaro23_kategorie_detske_CZ.jpg

bosonozka_banner_300x335_jaro23_kategorie_detske_CZ.jpg

670 ms

bosonozka_banner_300x335_jaro23_kategorie_damske_CZ.jpg

bosonozka_banner_300x335_jaro23_kategorie_damske_CZ.jpg

667 ms

bosonozka_banner_300x335_jaro23_kategorie_panske_CZ.jpg

bosonozka_banner_300x335_jaro23_kategorie_panske_CZ.jpg

669 ms

bosonozka_banner_300x335_jaro23_kategorie_doplnky_CZ.jpg

bosonozka_banner_300x335_jaro23_kategorie_doplnky_CZ.jpg

670 ms

bosonozka_banner_300x335_katerogire_dospeli_CZ.jpg

bosonozka_banner_300x335_katerogire_dospeli_CZ.jpg

705 ms

savings_white.svg

savings_white.svg

746 ms

size_white.svg

size_white.svg

747 ms

return_white.svg

return_white.svg

750 ms

recenze.jpg

recenze.jpg

845 ms

lifestyle.png

lifestyle.png

798 ms

nanavsteve.jpg

nanavsteve.jpg

842 ms

zezivota.jpg

zezivota.jpg

842 ms

shoptetPremiumLogo.svg

shoptetPremiumLogo.svg

843 ms

ppc.js

ppc.js

135 ms

basket-1.svg

basket-1.svg

105 ms

arrowmenu.svg

arrowmenu.svg

95 ms

bglinkslider.svg

bglinkslider.svg

192 ms

delivery-white.svg

delivery-white.svg

195 ms

sdk.js

sdk.js

36 ms

4UaErEJDsxBrF37olUeD_xHMwpg.woff

4UaErEJDsxBrF37olUeD_xHMwpg.woff

76 ms

shoptet.28d869f298f88740464f.woff

shoptet.28d869f298f88740464f.woff

740 ms

43 ms

ecmtr-2.4.2.1.js

ecmtr-2.4.2.1.js

82 ms

oo.js

oo.js

219 ms

loader.js

loader.js

159 ms

koloo-v2.css

koloo-v2.css

8 ms

UNI-DA6C492C-1322.js

UNI-DA6C492C-1322.js

42 ms

KO-1D1ECA9C-2903-sx.png

KO-1D1ECA9C-2903-sx.png

20 ms

b_.png

b_.png

8 ms

b_fb.png

b_fb.png

7 ms

p_sprites-premium.png

p_sprites-premium.png

20 ms

p_2854.jpg

p_2854.jpg

15 ms

p_stars.png

p_stars.png

27 ms

KO-1D1ECA9C-2903.png

KO-1D1ECA9C-2903.png

40 ms

smpic-200-257.jpg

smpic-200-257.jpg

25 ms

z_slevu.png

z_slevu.png

26 ms

workflow.js

workflow.js

420 ms

Accessibility Review

bosonozka.cz accessibility score

77

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 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.

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

bosonozka.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

Missing source maps for large first-party JavaScript

SEO Factors

bosonozka.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 Bosonozka.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 Bosonozka.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

bosonozka.cz

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