Tools & Wizards About Us
alexander-schwing.de screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    44% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

alexander-schwing.de

Alexander Schwing

Page Load Speed

7 sec in total

First Response

443 ms

Resources Loaded

4.2 sec

Page Rendered

2.4 sec

alexander-schwing.de screenshot

About Website

Visit alexander-schwing.de now to see the best up-to-date Alexander Schwing content and also check out these interesting facts you probably never knew about alexander-schwing.de

Our research is centered around machine learning, computer vision, deep learning, and artificial intelligence.

Visit alexander-schwing.de

Key Findings

We analyzed Alexander-schwing.de page load time and found that the first response time was 443 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

alexander-schwing.de performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value15,780 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value34.2 s

0/100

10%

Network Requests Diagram

alexander-schwing.de

443 ms

alexander-schwing.de

563 ms

styles.css

215 ms

font-awesome.min.css

89 ms

jquery.min.js

73 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 71% of them (30 requests) were addressed to the original Alexander-schwing.de, 12% (5 requests) were made to Youtube-nocookie.com and 5% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Alexander-schwing.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 548.1 kB (65%)

Content Size

836.8 kB

After Optimization

288.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alexander-schwing.de main page is 836.8 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. 70% of websites need less resources to load. CSS take 336.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 131.0 kB

  • Original 153.8 kB
  • After minification 122.6 kB
  • After compression 22.8 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. This page needs HTML code to be minified as it can gain 31.2 kB, which is 20% 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 131.0 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 108.1 kB
  • After minification 108.1 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. Alexander Schwing images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 131.4 kB

  • Original 238.9 kB
  • After minification 234.4 kB
  • After compression 107.5 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 131.4 kB or 55% of the original size.

CSS Optimization

-85%

Potential reduce by 285.7 kB

  • Original 336.1 kB
  • After minification 335.6 kB
  • After compression 50.4 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. Alexander-schwing.de needs all CSS files to be minified and compressed as it can save up to 285.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (19%)

Requests Now

37

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alexander Schwing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

alexander-schwing.de

alexander-schwing.de

443 ms

alexander-schwing.de

alexander-schwing.de

563 ms

styles.css

styles.css

215 ms

font-awesome.min.css

font-awesome.min.css

89 ms

jquery.min.js

jquery.min.js

73 ms

scripts.js

scripts.js

324 ms

obsf.js

obsf.js

314 ms

aschwing.png

aschwing.png

827 ms

SAILVOS.gif

SAILVOS.gif

2919 ms

maxswg.png

maxswg.png

500 ms

Floorplan.gif

Floorplan.gif

672 ms

alpha_pose.gif

alpha_pose.gif

1367 ms

gspen.png

gspen.png

944 ms

videomatch.gif

videomatch.gif

1850 ms

model_seqcvae.png

model_seqcvae.png

926 ms

coop_push_n6_pic.gif

coop_push_n6_pic.gif

1940 ms

cgraber2.png

cgraber2.png

1123 ms

harsh.jpg

harsh.jpg

1133 ms

iliu3.png

iliu3.png

1447 ms

janeja2.png

janeja2.png

1429 ms

yeh17.png

yeh17.png

1528 ms

messaou2.png

messaou2.png

1731 ms

tgupta6.jpg

tgupta6.jpg

1654 ms

uj2.png

uj2.png

1912 ms

xb5.jpeg

xb5.jpeg

1847 ms

ythu2.png

ythu2.png

1910 ms

zr5.png

zr5.png

2496 ms

pdficon_small.gif

pdficon_small.gif

1949 ms

bibtex-icon.gif

bibtex-icon.gif

2136 ms

firefox-icon.png

firefox-icon.png

2087 ms

talk_icon.png

talk_icon.png

2134 ms

zip_icon.gif

zip_icon.gif

2144 ms

barVVAmXQPQ

barVVAmXQPQ

128 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

12 ms

www-player.css

www-player.css

10 ms

www-embed-player.js

www-embed-player.js

64 ms

base.js

base.js

93 ms

fetch-polyfill.js

fetch-polyfill.js

215 ms

embed.js

embed.js

4 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

30 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

30 ms

nr-1184.min.js

nr-1184.min.js

34 ms

Accessibility Review

alexander-schwing.de accessibility score

71

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

alexander-schwing.de best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

alexander-schwing.de SEO score

83

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

alexander-schwing.de

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