Tools & Wizards About Us
zqa.tu-dresden.de screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

zqa.tu-dresden.de

Centre for Quality Analysis — Centre for Quality Analysis — TU Dresden

Page Load Speed

11.2 sec in total

First Response

763 ms

Resources Loaded

10.2 sec

Page Rendered

245 ms

zqa.tu-dresden.de screenshot

About Website

Visit zqa.tu-dresden.de now to see the best up-to-date Zqa TU Dresden content for Germany and also check out these interesting facts you probably never knew about zqa.tu-dresden.de

This page is currently under construction. Click here to continue to ZQA. Quality of study and education (in German)

Visit zqa.tu-dresden.de

Key Findings

We analyzed Zqa.tu-dresden.de page load time and found that the first response time was 763 ms and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

zqa.tu-dresden.de performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

zqa.tu-dresden.de

763 ms

2688 ms

default.css

113 ms

common.css

448 ms

plone-legacy-compiled.css

318 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Zqa.tu-dresden.de, 90% (26 requests) were made to Tu-dresden.de and 7% (2 requests) were made to Matomo.tu-dresden.de. The less responsive or slowest element that took the longest time to load (5.3 sec) relates to the external source Tu-dresden.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.3 kB (24%)

Content Size

677.6 kB

After Optimization

516.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zqa.tu-dresden.de main page is 677.6 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. 25% of websites need less resources to load. Images take 551.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 51.6 kB

  • Original 60.5 kB
  • After minification 36.9 kB
  • After compression 9.0 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 23.7 kB, which is 39% 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 51.6 kB or 85% of the original size.

Image Optimization

-12%

Potential reduce by 65.3 kB

  • Original 551.2 kB
  • After minification 486.0 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, Zqa TU Dresden needs image optimization as it can save up to 65.3 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

-67%

Potential reduce by 44.4 kB

  • Original 65.8 kB
  • After minification 65.8 kB
  • After compression 21.4 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 44.4 kB or 67% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

22

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zqa TU Dresden. According to our analytics all requests are already optimized.

Network Requests Diagram

zqa.tu-dresden.de

zqa.tu-dresden.de

763 ms

2688 ms

default.css

default.css

113 ms

common.css

common.css

448 ms

plone-legacy-compiled.css

plone-legacy-compiled.css

318 ms

default.js

default.js

1011 ms

plone-legacy-compiled.js

plone-legacy-compiled.js

333 ms

flag-en.svg

flag-en.svg

116 ms

flag-de.svg

flag-de.svg

115 ms

tud-logo-white.svg

tud-logo-white.svg

113 ms

border-main.png

border-main.png

112 ms

c8b9c365-b535-439b-82e9-06374a290ae3.png

c8b9c365-b535-439b-82e9-06374a290ae3.png

1394 ms

1c6e9461-a6cf-4478-a32c-1547f03519b5.jpeg

1c6e9461-a6cf-4478-a32c-1547f03519b5.jpeg

3779 ms

53ab68eb-1920-4800-9b8b-ae559c858ccd.jpeg

53ab68eb-1920-4800-9b8b-ae559c858ccd.jpeg

5273 ms

ad3f18d4-3251-4dbe-b55d-6685b9859033.jpeg

ad3f18d4-3251-4dbe-b55d-6685b9859033.jpeg

3247 ms

e2923252-fe1c-4098-a272-0f4b5fbfc109.png

e2923252-fe1c-4098-a272-0f4b5fbfc109.png

5232 ms

e46d0b0d-8339-408d-a34f-e98b44cb0391.png

e46d0b0d-8339-408d-a34f-e98b44cb0391.png

5198 ms

1a479056-ce46-40c0-9638-c813f604d55a.jpeg

1a479056-ce46-40c0-9638-c813f604d55a.jpeg

1521 ms

db47a057-8c07-4bdf-84b7-60f1e056d126.png

db47a057-8c07-4bdf-84b7-60f1e056d126.png

4893 ms

73e7e15c-cf14-489b-a2df-6fc38c9a6e86.jpeg

73e7e15c-cf14-489b-a2df-6fc38c9a6e86.jpeg

3469 ms

tud-logo.svg

tud-logo.svg

3582 ms

sachsen-signet-gruen.svg

sachsen-signet-gruen.svg

3694 ms

opensans-regular.woff

opensans-regular.woff

3694 ms

opensans-light.woff

opensans-light.woff

3773 ms

opensans-semibold.woff

opensans-semibold.woff

3806 ms

opensans-bold.woff

opensans-bold.woff

3880 ms

tud-icons.woff

tud-icons.woff

3918 ms

piwik.js

piwik.js

779 ms

matomo.php

matomo.php

141 ms

Accessibility Review

zqa.tu-dresden.de accessibility score

88

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-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

zqa.tu-dresden.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

High

Missing source maps for large first-party JavaScript

SEO Factors

zqa.tu-dresden.de SEO score

92

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zqa.tu-dresden.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Zqa.tu-dresden.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

zqa.tu-dresden.de

Open Graph description is not detected on the main page of Zqa TU Dresden. 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: