Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

concrete5.dk

Concrete CMS | Concrete5 CMS | Hjemmeside Randers | Bedste CMS | Gratis CMS | Concrete CMS Danmark

Page Load Speed

5.4 sec in total

First Response

411 ms

Resources Loaded

4.5 sec

Page Rendered

521 ms

concrete5.dk screenshot

About Website

Welcome to concrete5.dk homepage info - get ready to check Concrete5 best content right away, or after learning these important things about concrete5.dk

Hos Concrete CMS Danmark er vi specialiseret i webudvikling med concrete CMS. Concrete CMS er ISO 27001:2013 godkendt og ganske gratis (Open Source). Concrete CMS | Concrete5 CMS | Hjemmeside Randers ...

Visit concrete5.dk

Key Findings

We analyzed Concrete5.dk page load time and found that the first response time was 411 ms and then it took 5 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

concrete5.dk performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value17.0 s

0/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.29

41/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

concrete5.dk

411 ms

concrete5.dk

427 ms

www.concrete5.dk

1577 ms

bootstrap.css

612 ms

style.css

810 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 92% of them (67 requests) were addressed to the original Concrete5.dk, 5% (4 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Concrete5.dk.

Page Optimization Overview & Recommendations

Page size can be reduced by 995.0 kB (46%)

Content Size

2.2 MB

After Optimization

1.2 MB

In fact, the total size of Concrete5.dk main page is 2.2 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. 50% of websites need less resources to load. Images take 915.1 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 56.2 kB

  • Original 69.4 kB
  • After minification 69.4 kB
  • After compression 13.2 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. 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 56.2 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 5.9 kB

  • Original 915.1 kB
  • After minification 909.2 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. Concrete5 images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 447.4 kB

  • Original 603.2 kB
  • After minification 567.2 kB
  • After compression 155.7 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 447.4 kB or 74% of the original size.

CSS Optimization

-85%

Potential reduce by 485.5 kB

  • Original 568.2 kB
  • After minification 531.0 kB
  • After compression 82.7 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. Concrete5.dk needs all CSS files to be minified and compressed as it can save up to 485.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (36%)

Requests Now

67

After Optimization

43

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concrete5. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

concrete5.dk accessibility score

94

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

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

Links do not have a discernible name

Best Practices

concrete5.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

SEO Factors

concrete5.dk SEO score

91

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

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

    DA

  • Language Claimed

    DA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Concrete5.dk can be misinterpreted by Google and other search engines. Our service has detected that Danish is used on the page, and it matches the claimed language. Our system also found out that Concrete5.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 data is detected on the main page of Concrete5. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: