Tools & Wizards About Us
queller.de screenshot

Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

queller.de

Spezialtiefbau vom Experten aus Thüringen | queller Bau-GmbH

Page Load Speed

5.7 sec in total

First Response

424 ms

Resources Loaded

4.9 sec

Page Rendered

326 ms

queller.de screenshot

About Website

Click here to check amazing Queller content. Otherwise, check out these important facts you probably never knew about queller.de

Als Experten im Spezialtiefbau sind wir deutschlandweit für Sie tätig. ➥ Auch für schwierige Projekte bieten wir Ihnen immer eine professionelle Lösung!

Visit queller.de

Key Findings

We analyzed Queller.de page load time and found that the first response time was 424 ms and then it took 5.3 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

queller.de performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.06

98/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

queller.de

424 ms

www.queller.de

612 ms

styles.css

162 ms

jquery.fancybox-1.3.4.css

322 ms

jquery.js

666 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 92% of them (24 requests) were addressed to the original Queller.de, 8% (2 requests) were made to Tracker.euroweb.net. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Queller.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 247.3 kB (22%)

Content Size

1.1 MB

After Optimization

856.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Queller.de main page is 1.1 MB. 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 775.6 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 4.6 kB

  • Original 6.8 kB
  • After minification 6.3 kB
  • After compression 2.2 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 4.6 kB or 68% of the original size.

Image Optimization

-1%

Potential reduce by 8.9 kB

  • Original 775.6 kB
  • After minification 766.7 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. Queller images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 219.3 kB

  • Original 303.8 kB
  • After minification 297.1 kB
  • After compression 84.4 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 219.3 kB or 72% of the original size.

CSS Optimization

-80%

Potential reduce by 14.4 kB

  • Original 18.0 kB
  • After minification 14.7 kB
  • After compression 3.6 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. Queller.de needs all CSS files to be minified and compressed as it can save up to 14.4 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (29%)

Requests Now

24

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Queller. 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

queller.de

queller.de

424 ms

www.queller.de

www.queller.de

612 ms

styles.css

styles.css

162 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

322 ms

jquery.js

jquery.js

666 ms

mailmask.js

mailmask.js

325 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

485 ms

jquery.accordion.js

jquery.accordion.js

988 ms

scrolltopcontrol.js

scrolltopcontrol.js

328 ms

mobileLink.js

mobileLink.js

481 ms

tracker.js

tracker.js

2220 ms

bg-body.gif

bg-body.gif

655 ms

bg-containerout.gif

bg-containerout.gif

2739 ms

branding.png

branding.png

501 ms

btn-kontaktformular.gif

btn-kontaktformular.gif

170 ms

01.jpg

01.jpg

1204 ms

02.jpg

02.jpg

694 ms

03.jpg

03.jpg

1175 ms

04.jpg

04.jpg

1345 ms

05.jpg

05.jpg

997 ms

bg-navi.jpg

bg-navi.jpg

895 ms

bg-sidebar.jpg

bg-sidebar.jpg

1076 ms

counter.js

counter.js

353 ms

bg-btn-desktop.png

bg-btn-desktop.png

162 ms

top.jpg

top.jpg

163 ms

print.css

print.css

161 ms

Accessibility Review

queller.de accessibility score

87

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.

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

<frame> or <iframe> elements do not have a title

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

queller.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

queller.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

    UTF-8

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

queller.de

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