Tools & Wizards About Us
verdunkelungsrollo-check.de screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

verdunkelungsrollo-check.de

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Page Load Speed

4.1 sec in total

First Response

418 ms

Resources Loaded

3.4 sec

Page Rendered

245 ms

verdunkelungsrollo-check.de screenshot

About Website

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Key Findings

We analyzed Verdunkelungsrollo-check.de page load time and found that the first response time was 418 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

verdunkelungsrollo-check.de performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value5.7 s

50/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.207

60/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

verdunkelungsrollo-check.de

418 ms

verdunkelungsrollo-check.de

457 ms

www.verdunkelungsrollo-check.de

333 ms

www.verdunkelungsrollo-check.de

1330 ms

136 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 82% of them (27 requests) were addressed to the original Verdunkelungsrollo-check.de, 6% (2 requests) were made to Ajax.googleapis.com and 6% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Verdunkelungsrollo-check.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.5 kB (22%)

Content Size

193.6 kB

After Optimization

150.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Verdunkelungsrollo-check.de main page is 193.6 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. 30% of websites need less resources to load. Javascripts take 96.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 23.4 kB

  • Original 31.7 kB
  • After minification 30.8 kB
  • After compression 8.4 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. 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 23.4 kB or 74% of the original size.

Image Optimization

-31%

Potential reduce by 20.2 kB

  • Original 65.7 kB
  • After minification 45.5 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. Obviously, Verdunkelungsrollo Check needs image optimization as it can save up to 20.2 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 96.2 kB
  • After minification 96.2 kB
  • After compression 96.2 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 6 (22%)

Requests Now

27

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Verdunkelungsrollo Check. 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 JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

verdunkelungsrollo-check.de

verdunkelungsrollo-check.de

418 ms

verdunkelungsrollo-check.de

verdunkelungsrollo-check.de

457 ms

www.verdunkelungsrollo-check.de

www.verdunkelungsrollo-check.de

333 ms

www.verdunkelungsrollo-check.de

www.verdunkelungsrollo-check.de

1330 ms

136 ms

251 ms

css

css

22 ms

jquery.min.js

jquery.min.js

19 ms

jquery-ui.min.js

jquery-ui.min.js

25 ms

331 ms

413 ms

426 ms

blog_button1.gif

blog_button1.gif

553 ms

doc.png

doc.png

133 ms

bg_navigation.png

bg_navigation.png

134 ms

shadow_5.png

shadow_5.png

134 ms

klemmfix.jpg

klemmfix.jpg

134 ms

icon_green_star.png

icon_green_star.png

135 ms

icon_green_ok.png

icon_green_ok.png

233 ms

shadow_4.png

shadow_4.png

233 ms

ribbon_red_left_top.png

ribbon_red_left_top.png

233 ms

velux-verdunkelungsrollos.jpg

velux-verdunkelungsrollos.jpg

233 ms

faltrollos.jpg

faltrollos.jpg

241 ms

rating_on.gif

rating_on.gif

341 ms

rating_half.gif

rating_half.gif

340 ms

rating_off.gif

rating_off.gif

341 ms

loading.gif

loading.gif

341 ms

list_header.jpg

list_header.jpg

341 ms

page_item.jpg

page_item.jpg

349 ms

page_item_over.jpg

page_item_over.jpg

448 ms

TK3-WkYFABsmjuBtFuvTIFRAPpWs-H08pmFC.ttf

TK3-WkYFABsmjuBtFuvTIFRAPpWs-H08pmFC.ttf

36 ms

TK3-WkYFABsmjuBtFuvTIFRAPpWsH3o8pmFC.ttf

TK3-WkYFABsmjuBtFuvTIFRAPpWsH3o8pmFC.ttf

37 ms

rating_over.gif

rating_over.gif

345 ms

Accessibility Review

verdunkelungsrollo-check.de accessibility score

85

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

Image elements do not have [alt] attributes

Best Practices

verdunkelungsrollo-check.de best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

verdunkelungsrollo-check.de SEO score

93

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

    DE

  • Encoding

    UTF-8

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

verdunkelungsrollo-check.de

Open Graph data is detected on the main page of Verdunkelungsrollo Check. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: