Tools & Wizards About Us
sport-mb.cz screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

sport-mb.cz

SPORT MB.cz sportovní potřeby e-shop a obchod Mladá Boleslav

Page Load Speed

23.4 sec in total

First Response

505 ms

Resources Loaded

22.3 sec

Page Rendered

505 ms

sport-mb.cz screenshot

About Website

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

Sport Mladá Boleslav Kosmonosy nabízí sportovní potřeby, outdoorové a campingové vybavení, stany, spacáky, batohy, cestovní tašky a kufry, čluny, bazény, trampolíny, lední a inline brusle, koloběžky, ...

Visit sport-mb.cz

Key Findings

We analyzed Sport-mb.cz page load time and found that the first response time was 505 ms and then it took 22.8 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

sport-mb.cz performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

sport-mb.cz

505 ms

sport-mb.cz

945 ms

stylysingle.css

581 ms

jquery.js

914 ms

jquery-ui.css

19 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 84% of them (54 requests) were addressed to the original Sport-mb.cz, 3% (2 requests) were made to Code.jquery.com and 3% (2 requests) were made to Maxcdn.bootstrapcdn.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 457.3 kB (27%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sport-mb.cz main page is 1.7 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 53.7 kB

  • Original 65.7 kB
  • After minification 64.9 kB
  • After compression 12.0 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 53.7 kB or 82% of the original size.

Image Optimization

-7%

Potential reduce by 88.5 kB

  • Original 1.2 MB
  • After minification 1.1 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. SPORT MB images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 232.9 kB

  • Original 297.7 kB
  • After minification 174.7 kB
  • After compression 64.7 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 232.9 kB or 78% of the original size.

CSS Optimization

-83%

Potential reduce by 82.2 kB

  • Original 99.5 kB
  • After minification 81.2 kB
  • After compression 17.3 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. Sport-mb.cz needs all CSS files to be minified and compressed as it can save up to 82.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (24%)

Requests Now

59

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPORT MB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sport-mb.cz

sport-mb.cz

505 ms

sport-mb.cz

sport-mb.cz

945 ms

stylysingle.css

stylysingle.css

581 ms

jquery.js

jquery.js

914 ms

jquery-ui.css

jquery-ui.css

19 ms

jquery-ui.js

jquery-ui.js

30 ms

doubletaptogo.js

doubletaptogo.js

292 ms

jquery.lightbox-0.5.js

jquery.lightbox-0.5.js

390 ms

script.js

script.js

294 ms

jquery.lightbox-0.5.css

jquery.lightbox-0.5.css

392 ms

font-awesome.min.css

font-awesome.min.css

44 ms

code

code

314 ms

analytics.js

analytics.js

93 ms

kriz.svg

kriz.svg

152 ms

lupa.svg

lupa.svg

149 ms

logo2.png

logo2.png

153 ms

i.svg

i.svg

153 ms

plus.svg

plus.svg

154 ms

pruhy.svg

pruhy.svg

149 ms

mala1.jpg

mala1.jpg

348 ms

mala2.jpg

mala2.jpg

350 ms

mala11.jpg

mala11.jpg

446 ms

mala22.jpg

mala22.jpg

253 ms

mala15.jpg

mala15.jpg

445 ms

mala27.jpg

mala27.jpg

447 ms

mala25.jpg

mala25.jpg

352 ms

mala18.jpg

mala18.jpg

543 ms

mala9.jpg

mala9.jpg

544 ms

mala10.jpg

mala10.jpg

451 ms

mala7.jpg

mala7.jpg

640 ms

mala6.jpg

mala6.jpg

642 ms

3853-1.jpg

3853-1.jpg

644 ms

3852-1.jpg

3852-1.jpg

551 ms

3846-1.jpg

3846-1.jpg

742 ms

3845-1.jpg

3845-1.jpg

647 ms

1884-1.jpg

1884-1.jpg

651 ms

1882-1.jpg

1882-1.jpg

839 ms

3590-1.jpg

3590-1.jpg

839 ms

3589-1.jpg

3589-1.jpg

842 ms

1003-1.jpg

1003-1.jpg

845 ms

1002-1.jpg

1002-1.jpg

752 ms

2523-1.jpg

2523-1.jpg

942 ms

2415-1.jpg

2415-1.jpg

852 ms

3831-1.jpg

3831-1.jpg

942 ms

3829-1.jpg

3829-1.jpg

941 ms

3830-1.jpg

3830-1.jpg

1040 ms

3701-1.jpg

3701-1.jpg

1043 ms

3600-1.jpg

3600-1.jpg

955 ms

3599-1.jpg

3599-1.jpg

1000 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

17 ms

dot.asp

dot.asp

20365 ms

dot.asp

dot.asp

523 ms

collect

collect

13 ms

js

js

63 ms

3629-1.jpg

3629-1.jpg

994 ms

3628-1.jpg

3628-1.jpg

989 ms

3826-1.jpg

3826-1.jpg

907 ms

3825-1.jpg

3825-1.jpg

994 ms

3832-1.jpg

3832-1.jpg

994 ms

3796-1.jpg

3796-1.jpg

994 ms

1162-1.jpg

1162-1.jpg

906 ms

carabokcena.jpg

carabokcena.jpg

891 ms

330-1.jpg

330-1.jpg

894 ms

1241-1.jpg

1241-1.jpg

895 ms

Accessibility Review

sport-mb.cz accessibility score

72

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sport-mb.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sport-mb.cz SEO score

81

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 Sport-mb.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 Sport-mb.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

sport-mb.cz

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