Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 84

    SEO

    Google-friendlier than
    60% of websites

bildungsverein.de

Bildungsverein Hannover: Die etwas andere Volkshochschule

Page Load Speed

4.8 sec in total

First Response

383 ms

Resources Loaded

4.1 sec

Page Rendered

264 ms

bildungsverein.de screenshot

About Website

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

Wir stellen die sozialen und kommunikativen Aspekte der Bildung in den Mittelpunkt. Unser vielfältiges Programm zeigt Ihnen, dass lebenslanges Lernen Spaß macht und lässt Sie über den Tellerrand schau...

Visit bildungsverein.de

Key Findings

We analyzed Bildungsverein.de page load time and found that the first response time was 383 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

bildungsverein.de performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

bildungsverein.de

383 ms

bildungsverein.de

1027 ms

css_dd339d9f75ff9b300ef214a002ed3b1f.css

540 ms

js_978a7368cf097f9fca6d1bf77917e307.js

551 ms

bg_layout.gif

113 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Bildungsverein.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Bildungsverein.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.5 kB (33%)

Content Size

493.7 kB

After Optimization

332.2 kB

In fact, the total size of Bildungsverein.de main page is 493.7 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. 15% of websites need less resources to load. Images take 316.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 17.4 kB

  • Original 23.6 kB
  • After minification 20.7 kB
  • After compression 6.2 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. This page needs HTML code to be minified as it can gain 2.9 kB, which is 12% 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 17.4 kB or 74% of the original size.

Image Optimization

-12%

Potential reduce by 39.5 kB

  • Original 316.3 kB
  • After minification 276.8 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. Obviously, Bildungsverein needs image optimization as it can save up to 39.5 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 67.8 kB

  • Original 106.5 kB
  • After minification 96.9 kB
  • After compression 38.6 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 67.8 kB or 64% of the original size.

CSS Optimization

-78%

Potential reduce by 36.8 kB

  • Original 47.3 kB
  • After minification 46.1 kB
  • After compression 10.5 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. Bildungsverein.de needs all CSS files to be minified and compressed as it can save up to 36.8 kB or 78% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bildungsverein. According to our analytics all requests are already optimized.

Accessibility Review

bildungsverein.de accessibility score

70

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

Image elements do not have [alt] 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.

Best Practices

bildungsverein.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

bildungsverein.de SEO score

84

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 Bildungsverein.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 Bildungsverein.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 Bildungsverein. 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: