Report Summary

  • 13

    Performance

    Renders faster than
    33% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 100

    SEO

    Google-friendlier than
    96% of websites

augenschule.de

Training für die Augen - Augenschule Darmstadt

Page Load Speed

2.3 sec in total

First Response

366 ms

Resources Loaded

1.7 sec

Page Rendered

217 ms

augenschule.de screenshot

About Website

Click here to check amazing Augenschule content for Germany. Otherwise, check out these important facts you probably never knew about augenschule.de

Lernstörungen, Lichtempfindlichkeit, Migräneund viele andere Defizite haben sehr oft ihre Ursachein der Funktion und der Kondition der Augen.

Visit augenschule.de

Key Findings

We analyzed Augenschule.de page load time and found that the first response time was 366 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

augenschule.de performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value3,700 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.309

38/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

augenschule.de

366 ms

OptikStyles.css

105 ms

swfobject.js

182 ms

HP_Fond_01.gif

211 ms

HP_Fond_03.gif

204 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that all of those requests were addressed to Augenschule.de and no external sources were called. The less responsive or slowest element that took the longest time to load (913 ms) belongs to the original domain Augenschule.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.2 kB (14%)

Content Size

185.0 kB

After Optimization

158.7 kB

In fact, the total size of Augenschule.de main page is 185.0 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 163.3 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 10.0 kB

  • Original 13.3 kB
  • After minification 11.8 kB
  • After compression 3.4 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 1.5 kB, which is 11% 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 10.0 kB or 75% of the original size.

Image Optimization

-6%

Potential reduce by 10.4 kB

  • Original 163.3 kB
  • After minification 152.9 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. Augenschule images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 4.8 kB

  • Original 6.9 kB
  • After minification 6.6 kB
  • After compression 2.1 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 4.8 kB or 69% of the original size.

CSS Optimization

-75%

Potential reduce by 1.1 kB

  • Original 1.5 kB
  • After minification 1.2 kB
  • After compression 372 B

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. Augenschule.de needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (60%)

Requests Now

53

After Optimization

21

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Augenschule. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

augenschule.de accessibility score

73

Accessibility Issues

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

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

augenschule.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

augenschule.de SEO score

100

Search Engine Optimization Advices

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

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Augenschule.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Augenschule.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Augenschule. 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: