Tools & Wizards About Us
dube-sicherungstechnik.de screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

dube-sicherungstechnik.de

Dube Sicherheitsgeschäft GmbH | Ihr Spezialist in Schönebeck

Page Load Speed

1.5 sec in total

First Response

348 ms

Resources Loaded

1 sec

Page Rendered

142 ms

dube-sicherungstechnik.de screenshot

About Website

Click here to check amazing Dube Sicherungstechnik content for Germany. Otherwise, check out these important facts you probably never knew about dube-sicherungstechnik.de

Dube Sicherheitsgeschäft in Schönebeck stellt Ihren Schutz an erster Stelle. Hier erwartet Sie ein vielseitiges Angebot an Leistungen rund um Ihre Sicherheit.

Visit dube-sicherungstechnik.de

Key Findings

We analyzed Dube-sicherungstechnik.de page load time and found that the first response time was 348 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

dube-sicherungstechnik.de performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value7,390 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.301

39/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

dube-sicherungstechnik.de

348 ms

mainStyles.css

101 ms

menuStyles.css

196 ms

textStyles.css

195 ms

canvasStyles.css

197 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 92% of them (11 requests) were addressed to the original Dube-sicherungstechnik.de, 8% (1 request) were made to Fach-portal.com. The less responsive or slowest element that took the longest time to load (496 ms) belongs to the original domain Dube-sicherungstechnik.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.6 kB (9%)

Content Size

124.1 kB

After Optimization

112.4 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Dube-sicherungstechnik.de main page is 124.1 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. Only 10% of websites need less resources to load. Images take 109.6 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 6.0 kB

  • Original 8.5 kB
  • After minification 8.5 kB
  • After compression 2.6 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 6.0 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 956 B

  • Original 109.6 kB
  • After minification 108.7 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. Dube Sicherungstechnik images are well optimized though.

CSS Optimization

-80%

Potential reduce by 4.7 kB

  • Original 5.9 kB
  • After minification 5.1 kB
  • After compression 1.2 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. Dube-sicherungstechnik.de needs all CSS files to be minified and compressed as it can save up to 4.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (27%)

Requests Now

11

After Optimization

8

  • Images
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dube Sicherungstechnik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dube-sicherungstechnik.de

dube-sicherungstechnik.de

348 ms

mainStyles.css

mainStyles.css

101 ms

menuStyles.css

menuStyles.css

196 ms

textStyles.css

textStyles.css

195 ms

canvasStyles.css

canvasStyles.css

197 ms

header_dube.jpg

header_dube.jpg

496 ms

logo_tool.gif

logo_tool.gif

334 ms

menue_dube.jpg

menue_dube.jpg

301 ms

button3_dube.jpg

button3_dube.jpg

302 ms

button1_dube.jpg

button1_dube.jpg

303 ms

content_dube.jpg

content_dube.jpg

400 ms

footer_dube.jpg

footer_dube.jpg

398 ms

Accessibility Review

dube-sicherungstechnik.de accessibility score

91

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

button, link, and menuitem elements do not have accessible names.

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

dube-sicherungstechnik.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

dube-sicherungstechnik.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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dube-sicherungstechnik.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Dube-sicherungstechnik.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

dube-sicherungstechnik.de

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