Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

sportdiscount.biz

ZATENO | Startseite | Der Onlineshop

Page Load Speed

6.2 sec in total

First Response

224 ms

Resources Loaded

5.7 sec

Page Rendered

283 ms

sportdiscount.biz screenshot

About Website

Click here to check amazing Sportdiscount content. Otherwise, check out these important facts you probably never knew about sportdiscount.biz

Über 50000 Produkte aus den Bereichen Schuh- und Sportartikels zum sehr günstigen, reduzierten Preis und mit niedrigen Versandkosten online einkaufen.

Visit sportdiscount.biz

Key Findings

We analyzed Sportdiscount.biz page load time and found that the first response time was 224 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sportdiscount.biz performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value5.6 s

54/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.587

11/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

sportdiscount.biz

224 ms

www.zateno.de

1287 ms

analytics.js

66 ms

superfish.css

187 ms

anythingslider.css

208 ms

Our browser made a total of 249 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Sportdiscount.biz, 96% (240 requests) were made to Zateno.de and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Zateno.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (76%)

Content Size

1.8 MB

After Optimization

424.6 kB

In fact, the total size of Sportdiscount.biz main page is 1.8 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. Images take 652.4 kB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 279.5 kB

  • Original 295.7 kB
  • After minification 135.2 kB
  • After compression 16.2 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 160.5 kB, which is 54% 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 279.5 kB or 95% of the original size.

Image Optimization

-66%

Potential reduce by 430.8 kB

  • Original 652.4 kB
  • After minification 221.7 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, Sportdiscount needs image optimization as it can save up to 430.8 kB or 66% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 424.0 kB

  • Original 563.4 kB
  • After minification 498.3 kB
  • After compression 139.4 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 424.0 kB or 75% of the original size.

CSS Optimization

-81%

Potential reduce by 206.4 kB

  • Original 253.7 kB
  • After minification 216.5 kB
  • After compression 47.3 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. Sportdiscount.biz needs all CSS files to be minified and compressed as it can save up to 206.4 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (16%)

Requests Now

247

After Optimization

207

The browser has sent 247 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sportdiscount. 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 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sportdiscount.biz accessibility score

86

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

High

Heading elements are not in a sequentially-descending order

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

sportdiscount.biz 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

Page has valid source maps

SEO Factors

sportdiscount.biz SEO score

84

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-15

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sportdiscount.biz can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Sportdiscount.biz main page’s claimed encoding is iso-8859-15. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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