Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 67

    SEO

    Google-friendlier than
    35% of websites

sportunterricht.de

Sportunterricht.de - Informationen und Materialien zum Sportunterricht

Page Load Speed

1.5 sec in total

First Response

458 ms

Resources Loaded

909 ms

Page Rendered

127 ms

sportunterricht.de screenshot

About Website

Welcome to sportunterricht.de homepage info - get ready to check Sportunterricht best content for Switzerland right away, or after learning these important things about sportunterricht.de

Informationen zum Sportunterricht für Lehrer und Schüler

Visit sportunterricht.de

Key Findings

We analyzed Sportunterricht.de page load time and found that the first response time was 458 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

sportunterricht.de performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

sportunterricht.de

458 ms

splogo23.gif

187 ms

spulogo1.gif

205 ms

1x1.gif

205 ms

pfeil_rot.gif

207 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Sportunterricht.de and no external sources were called. The less responsive or slowest element that took the longest time to load (458 ms) belongs to the original domain Sportunterricht.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.9 kB (67%)

Content Size

25.4 kB

After Optimization

8.5 kB

In fact, the total size of Sportunterricht.de main page is 25.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 19.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 16.1 kB

  • Original 19.4 kB
  • After minification 19.0 kB
  • After compression 3.3 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 16.1 kB or 83% of the original size.

Image Optimization

-13%

Potential reduce by 787 B

  • Original 6.0 kB
  • After minification 5.2 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, Sportunterricht needs image optimization as it can save up to 787 B or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sportunterricht. According to our analytics all requests are already optimized.

Accessibility Review

sportunterricht.de accessibility score

45

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

sportunterricht.de best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

sportunterricht.de SEO score

67

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sportunterricht.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Sportunterricht.de main page’s claimed encoding is iso-8859-1. 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 Sportunterricht. 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: