Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

alpina-sports.cz

ALPINA Sports | Offizieller Webshop

Page Load Speed

4.2 sec in total

First Response

404 ms

Resources Loaded

3.3 sec

Page Rendered

542 ms

About Website

Welcome to alpina-sports.cz homepage info - get ready to check ALPINA Sports best content right away, or after learning these important things about alpina-sports.cz

Der offizielle ALPINA Onlineshop - Entdecke unser hochwertiges Sortiment ✓Fahrradhelme ✓Fahrradhelme für Kinder ✓Sportbrillen  ✓Skihelme ✓Skibrillen

Visit alpina-sports.cz

Key Findings

We analyzed Alpina-sports.cz page load time and found that the first response time was 404 ms and then it took 3.8 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

alpina-sports.cz performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value18.4 s

0/100

10%

TBT (Total Blocking Time)

Value7,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value30.5 s

0/100

10%

Network Requests Diagram

alpina-sports.cz

404 ms

alpina-sports.cz

421 ms

285 ms

calendar.min.css

188 ms

styles-m.min.css

632 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Alpina-sports.cz, 88% (50 requests) were made to Alpina-sports.com and 4% (2 requests) were made to App.usercentrics.eu. The less responsive or slowest element that took the longest time to load (632 ms) relates to the external source Alpina-sports.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (74%)

Content Size

2.3 MB

After Optimization

596.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alpina-sports.cz main page is 2.3 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. 45% of websites need less resources to load. CSS take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 639.4 kB

  • Original 721.0 kB
  • After minification 674.5 kB
  • After compression 81.6 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 639.4 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 3.6 kB
  • After minification 3.6 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. ALPINA Sports images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 326 B

  • Original 269.8 kB
  • After minification 269.8 kB
  • After compression 269.5 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

-81%

Potential reduce by 1.0 MB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 241.3 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. Alpina-sports.cz needs all CSS files to be minified and compressed as it can save up to 1.0 MB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (62%)

Requests Now

47

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ALPINA Sports. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

alpina-sports.cz accessibility score

60

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

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

High

ARIA IDs are not unique

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

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

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

alpina-sports.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

alpina-sports.cz SEO score

84

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alpina-sports.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Alpina-sports.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

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