Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

dshs-koeln.de

Startseite - Deutsche Sporthochschule Köln

Page Load Speed

2.7 sec in total

First Response

597 ms

Resources Loaded

1.9 sec

Page Rendered

238 ms

dshs-koeln.de screenshot

About Website

Welcome to dshs-koeln.de homepage info - get ready to check Dshs Koeln best content for Germany right away, or after learning these important things about dshs-koeln.de

Die Deutsche Sporthochschule Köln ist die einzige Universität in Deutschland, die sich ausschließlich dem Themenfeld Sport und Bewegung widmet.

Visit dshs-koeln.de

Key Findings

We analyzed Dshs-koeln.de page load time and found that the first response time was 597 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

dshs-koeln.de performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

45/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value2.008

0/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

www.dshs-koeln.de

597 ms

head-36631591c1a6b9aa45d0a49e51e80efe.merged.css

286 ms

body-2ea5efacd6ca200acf03752a81e9be4d.merged.js

474 ms

prum.min.js

55 ms

csm_Junkersdorf_Spoho_17eb8df985.jpg

466 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 83% of them (10 requests) were addressed to the original Dshs-koeln.de, 8% (1 request) were made to Rum-static.pingdom.net and 8% (1 request) were made to Metrics.mehrwert.de. The less responsive or slowest element that took the longest time to load (597 ms) belongs to the original domain Dshs-koeln.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 358.2 kB (48%)

Content Size

748.6 kB

After Optimization

390.4 kB

In fact, the total size of Dshs-koeln.de main page is 748.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 330.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 30.7 kB

  • Original 38.1 kB
  • After minification 30.0 kB
  • After compression 7.4 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 8.1 kB, which is 21% 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 30.7 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 228.7 kB
  • After minification 228.7 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. Dshs Koeln images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 199.6 kB

  • Original 330.7 kB
  • After minification 330.7 kB
  • After compression 131.1 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 199.6 kB or 60% of the original size.

CSS Optimization

-85%

Potential reduce by 127.9 kB

  • Original 151.0 kB
  • After minification 149.1 kB
  • After compression 23.2 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. Dshs-koeln.de needs all CSS files to be minified and compressed as it can save up to 127.9 kB or 85% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dshs Koeln. According to our analytics all requests are already optimized.

Accessibility Review

dshs-koeln.de accessibility score

78

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Heading elements are not in a sequentially-descending order

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

dshs-koeln.de best practices score

83

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

SEO Factors

dshs-koeln.de SEO score

97

Search Engine Optimization Advices

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dshs-koeln.de 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 Dshs-koeln.de 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 description is not detected on the main page of Dshs Koeln. 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: