Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

bonn.diploma.de

Berufsbegleitendes Fernstudium an der DIPLOMA Hochschule Bonn

Page Load Speed

3.4 sec in total

First Response

639 ms

Resources Loaded

2.5 sec

Page Rendered

234 ms

About Website

Visit bonn.diploma.de now to see the best up-to-date Bonn DIPLOMA content for Germany and also check out these interesting facts you probably never knew about bonn.diploma.de

Im Studienzentrum Bonn können Sie ein nebenberufliches Fernstudium mit realen oder virtuellen Vorlesungen absolvieren. Kleine Studiengruppen, gute Erreichbarkeit und moderate Gebühren garantiert. Wir ...

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Key Findings

We analyzed Bonn.diploma.de page load time and found that the first response time was 639 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

bonn.diploma.de performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value5,840 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

bonn-diploma

639 ms

plusone.js

38 ms

css_d6aac09473f8349a857219ea1d696529.css

685 ms

jquery.js

494 ms

drupal.js

394 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Bonn.diploma.de, 12% (8 requests) were made to Apis.google.com and 5% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (915 ms) relates to the external source Diploma.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 197.1 kB (50%)

Content Size

393.9 kB

After Optimization

196.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bonn.diploma.de main page is 393.9 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. 30% of websites need less resources to load. Javascripts take 217.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 32.6 kB

  • Original 43.4 kB
  • After minification 41.5 kB
  • After compression 10.8 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 32.6 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 9.6 kB

  • Original 109.3 kB
  • After minification 99.7 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. Bonn DIPLOMA images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 138.7 kB

  • Original 217.5 kB
  • After minification 185.5 kB
  • After compression 78.8 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 138.7 kB or 64% of the original size.

CSS Optimization

-68%

Potential reduce by 16.2 kB

  • Original 23.7 kB
  • After minification 21.5 kB
  • After compression 7.5 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. Bonn.diploma.de needs all CSS files to be minified and compressed as it can save up to 16.2 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (40%)

Requests Now

62

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bonn DIPLOMA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

bonn.diploma.de accessibility score

81

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

High

[role]s do not have all required [aria-*] attributes

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.

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

Best Practices

bonn.diploma.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

bonn.diploma.de SEO score

83

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

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

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 Bonn.diploma.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 Bonn.diploma.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 Bonn DIPLOMA. 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: