Tools & Wizards About Us

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

referenzadressen.de

Reduzierte Kosten für Fertiggaragen Fertighäuser Fertighallen im Fertigbau.

Page Load Speed

3.2 sec in total

First Response

336 ms

Resources Loaded

1.7 sec

Page Rendered

1.2 sec

About Website

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

Für die Schaffung neuer Eigenheime als Fertighäuser, Gewerbestätten als Fertighallen, Garagen als Fertiggaragen oder auch einer neuen Kita sind die reduzierten Kosten der Fertigbauweise durchaus ein a...

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Key Findings

We analyzed Referenzadressen.de page load time and found that the first response time was 336 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

referenzadressen.de performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.8 s

100/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

referenzadressen.de

336 ms

referenzadressen.de

517 ms

abf.css

209 ms

3s-logo-142x85.gif

195 ms

dot_tr8gif.gif

223 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Referenzadressen.de and no external sources were called. The less responsive or slowest element that took the longest time to load (697 ms) belongs to the original domain Referenzadressen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 44.5 kB (11%)

Content Size

402.1 kB

After Optimization

357.6 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Referenzadressen.de main page is 402.1 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. 15% of websites need less resources to load. Images take 367.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 27.4 kB

  • Original 34.1 kB
  • After minification 26.1 kB
  • After compression 6.7 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 8.0 kB, which is 24% 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 27.4 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 16.5 kB

  • Original 367.2 kB
  • After minification 350.7 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. Referenzadressen images are well optimized though.

CSS Optimization

-68%

Potential reduce by 579 B

  • Original 849 B
  • After minification 698 B
  • After compression 270 B

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. Referenzadressen.de needs all CSS files to be minified and compressed as it can save up to 579 B or 68% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

17

After Optimization

17

  • Images
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Referenzadressen. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

referenzadressen.de accessibility score

53

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

High

Links do not have a discernible name

Best Practices

referenzadressen.de best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

referenzadressen.de SEO score

67

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Referenzadressen.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 Referenzadressen.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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