Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

didaktus.se

Start - Didaktus

Page Load Speed

3.5 sec in total

First Response

452 ms

Resources Loaded

2.1 sec

Page Rendered

872 ms

didaktus.se screenshot

About Website

Visit didaktus.se now to see the best up-to-date Didaktus content and also check out these interesting facts you probably never knew about didaktus.se

Vår målbild är att du vid examen ska ha de teoretiska kunskaper och verktyg du behöver för framtiden. Vi finns i Jakobsberg och Liljeholmen.

Visit didaktus.se

Key Findings

We analyzed Didaktus.se page load time and found that the first response time was 452 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

didaktus.se performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value9.3 s

12/100

10%

TBT (Total Blocking Time)

Value1,820 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

www.didaktus.se

452 ms

app.css

229 ms

css

83 ms

css

97 ms

styles.css

220 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 60% of them (29 requests) were addressed to the original Didaktus.se, 8% (4 requests) were made to Fonts.gstatic.com and 6% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (860 ms) belongs to the original domain Didaktus.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 597.3 kB (47%)

Content Size

1.3 MB

After Optimization

673.2 kB

In fact, the total size of Didaktus.se main page is 1.3 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. 60% of websites need less resources to load. Javascripts take 567.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 63.4 kB

  • Original 77.1 kB
  • After minification 71.6 kB
  • After compression 13.7 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 63.4 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 30.7 kB

  • Original 505.0 kB
  • After minification 474.3 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. Didaktus images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 400.2 kB

  • Original 567.9 kB
  • After minification 546.2 kB
  • After compression 167.6 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 400.2 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 103.0 kB

  • Original 120.6 kB
  • After minification 117.9 kB
  • After compression 17.6 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. Didaktus.se needs all CSS files to be minified and compressed as it can save up to 103.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (45%)

Requests Now

38

After Optimization

21

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Didaktus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

didaktus.se accessibility score

82

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

<frame> or <iframe> elements do not have a title

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

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

Best Practices

didaktus.se 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

didaktus.se SEO score

92

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

Links do not have descriptive text

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

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

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