Report Summary

  • 52

    Performance

    Renders faster than
    71% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

senioren-studium.de

Seniorenstudium | Gasthörer | Universität des 3. Lebensalters

Page Load Speed

5.9 sec in total

First Response

1.4 sec

Resources Loaded

3.5 sec

Page Rendered

978 ms

senioren-studium.de screenshot

About Website

Welcome to senioren-studium.de homepage info - get ready to check Seniorenstudium best content for Germany right away, or after learning these important things about senioren-studium.de

Senioren-Studium ist das Portal für Senioren und Gasthörer der Universität. Informationen für Senioren zum Seniorenstudium und Gasthörerstudium.

Visit senioren-studium.de

Key Findings

We analyzed Senioren-studium.de page load time and found that the first response time was 1.4 sec and then it took 4.5 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

senioren-studium.de performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

21/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

senioren-studium.de

1403 ms

k2.css

318 ms

menu.gkmenu.css

221 ms

meyer.css

221 ms

layout.css

218 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 51% of them (59 requests) were addressed to the original Senioren-studium.de, 6% (7 requests) were made to C.betrad.com and 5% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Senioren-studium.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 789.9 kB (35%)

Content Size

2.2 MB

After Optimization

1.4 MB

In fact, the total size of Senioren-studium.de 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 46.8 kB

  • Original 63.9 kB
  • After minification 59.1 kB
  • After compression 17.2 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 46.8 kB or 73% of the original size.

Image Optimization

-8%

Potential reduce by 111.5 kB

  • Original 1.3 MB
  • After minification 1.2 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. Seniorenstudium images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 474.0 kB

  • Original 661.0 kB
  • After minification 644.4 kB
  • After compression 187.0 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 474.0 kB or 72% of the original size.

CSS Optimization

-82%

Potential reduce by 157.6 kB

  • Original 191.3 kB
  • After minification 155.1 kB
  • After compression 33.7 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. Senioren-studium.de needs all CSS files to be minified and compressed as it can save up to 157.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 74 (65%)

Requests Now

113

After Optimization

39

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seniorenstudium. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

senioren-studium.de accessibility score

64

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

senioren-studium.de best practices score

58

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

Browser errors were logged to the console

SEO Factors

senioren-studium.de SEO score

62

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

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 Senioren-studium.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 Senioren-studium.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 Seniorenstudium. 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: