Tools & Wizards About Us
sebastian-wichmann.de screenshot

Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

sebastian-wichmann.de

Freelancer, Software Entwickler: TypeScript (Angular 16) & JavaScript (Ember.js)

Page Load Speed

3 sec in total

First Response

313 ms

Resources Loaded

1.9 sec

Page Rendered

785 ms

sebastian-wichmann.de screenshot

About Website

Click here to check amazing Sebastian Wichmann content. Otherwise, check out these important facts you probably never knew about sebastian-wichmann.de

Freelancer, Software Entwickler für: TypeScript (Angular 16) & JavaScript (Ember.js) nahe München

Visit sebastian-wichmann.de

Key Findings

We analyzed Sebastian-wichmann.de page load time and found that the first response time was 313 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

sebastian-wichmann.de performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.174

69/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

sebastian-wichmann.de

313 ms

sebastian-wichmann.de

562 ms

styles.css

122 ms

main.js

238 ms

logo.gif

118 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that all of those requests were addressed to Sebastian-wichmann.de and no external sources were called. The less responsive or slowest element that took the longest time to load (798 ms) belongs to the original domain Sebastian-wichmann.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.0 kB (9%)

Content Size

298.2 kB

After Optimization

272.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sebastian-wichmann.de main page is 298.2 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. 20% of websites need less resources to load. Images take 261.7 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 21.4 kB

  • Original 30.2 kB
  • After minification 30.2 kB
  • After compression 8.8 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 21.4 kB or 71% of the original size.

Image Optimization

-0%

Potential reduce by 225 B

  • Original 261.7 kB
  • After minification 261.5 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. Sebastian Wichmann images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 95 B

  • Original 340 B
  • After minification 340 B
  • After compression 245 B

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 95 B or 28% of the original size.

CSS Optimization

-72%

Potential reduce by 4.3 kB

  • Original 6.0 kB
  • After minification 6.0 kB
  • After compression 1.7 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. Sebastian-wichmann.de needs all CSS files to be minified and compressed as it can save up to 4.3 kB or 72% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

27

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sebastian Wichmann. According to our analytics all requests are already optimized.

Network Requests Diagram

sebastian-wichmann.de

sebastian-wichmann.de

313 ms

sebastian-wichmann.de

sebastian-wichmann.de

562 ms

styles.css

styles.css

122 ms

main.js

main.js

238 ms

logo.gif

logo.gif

118 ms

sebastian.jpg

sebastian.jpg

408 ms

xing_32.png

xing_32.png

237 ms

linkedin_32.png

linkedin_32.png

321 ms

logo_angular.png

logo_angular.png

320 ms

logo_man.png

logo_man.png

556 ms

logo_cargonexx.png

logo_cargonexx.png

332 ms

logo_anfema.png

logo_anfema.png

351 ms

screezy.png

screezy.png

449 ms

javascript.png

javascript.png

438 ms

logo_mein_senseo.png

logo_mein_senseo.png

455 ms

logo_ibrams.gif

logo_ibrams.gif

467 ms

logo_bundesliga.gif

logo_bundesliga.gif

524 ms

logo_gamesload.gif

logo_gamesload.gif

557 ms

fh_90x90_button.jpg

fh_90x90_button.jpg

571 ms

logo_ravensburger_games.gif

logo_ravensburger_games.gif

580 ms

logo_javafx.png

logo_javafx.png

683 ms

logo_infodyn.png

logo_infodyn.png

639 ms

logo_adidasgroup.gif

logo_adidasgroup.gif

674 ms

logo_www.gif

logo_www.gif

672 ms

rwe.png

rwe.png

694 ms

logo_bmw.gif

logo_bmw.gif

704 ms

fugmuc_logo.png

fugmuc_logo.png

757 ms

RIA_SummerJam_200x200.gif

RIA_SummerJam_200x200.gif

788 ms

top.gif

top.gif

798 ms

Accessibility Review

sebastian-wichmann.de accessibility score

66

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

sebastian-wichmann.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

sebastian-wichmann.de SEO score

92

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sebastian-wichmann.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 Sebastian-wichmann.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

sebastian-wichmann.de

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