Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 79

    SEO

    Google-friendlier than
    48% of websites

dbu.dk

DBU - Dansk Boldspil-Union

Page Load Speed

7.2 sec in total

First Response

350 ms

Resources Loaded

5.4 sec

Page Rendered

1.5 sec

dbu.dk screenshot

About Website

Visit dbu.dk now to see the best up-to-date DBU content for Denmark and also check out these interesting facts you probably never knew about dbu.dk

DBU's visioner og værdier handler om at skabe de bedste forhold for dansk fodbold - for talentudviklingen, klubberne, de frivillige og vores landshold.

Visit dbu.dk

Key Findings

We analyzed Dbu.dk page load time and found that the first response time was 350 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster. This domain responded with an error, which can significantly jeopardize Dbu.dk rating and web reputation

Performance Metrics

dbu.dk performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value440 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

dbu.dk

350 ms

www.dbu.dk

1103 ms

VisitorIdentification.aspx

230 ms

uniform.default.css

442 ms

emailCampaign.css

238 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 72% of them (94 requests) were addressed to the original Dbu.dk, 9% (12 requests) were made to Video.dbu.dk and 4% (5 requests) were made to I.po.st. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Dbujylland.dk.

Page Optimization Overview & Recommendations

Page size can be reduced by 976.3 kB (36%)

Content Size

2.7 MB

After Optimization

1.7 MB

In fact, the total size of Dbu.dk main page is 2.7 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. 70% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 173.6 kB

  • Original 203.6 kB
  • After minification 164.3 kB
  • After compression 30.0 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. This page needs HTML code to be minified as it can gain 39.3 kB, which is 19% 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 173.6 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 166.9 kB

  • Original 1.7 MB
  • After minification 1.5 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. DBU images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 320.6 kB

  • Original 484.1 kB
  • After minification 442.9 kB
  • After compression 163.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 320.6 kB or 66% of the original size.

CSS Optimization

-87%

Potential reduce by 315.2 kB

  • Original 362.9 kB
  • After minification 271.5 kB
  • After compression 47.6 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. Dbu.dk needs all CSS files to be minified and compressed as it can save up to 315.2 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (50%)

Requests Now

121

After Optimization

61

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DBU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dbu.dk accessibility score

75

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

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

Image elements do not have [alt] attributes

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

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

Best Practices

dbu.dk best practices score

75

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

Page has valid source maps

SEO Factors

dbu.dk SEO score

79

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

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    DA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dbu.dk can be misinterpreted by Google and other search engines. Our service has detected that Danish 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 Dbu.dk 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 DBU. 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: