Tools & Wizards About Us
xcert.de screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

xcert.de

Shop Gütesiegel - xCert Internet Gütesiegel & Online Shops Zertifikat

Page Load Speed

2 sec in total

First Response

322 ms

Resources Loaded

1.5 sec

Page Rendered

136 ms

xcert.de screenshot

About Website

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

Melden Sie Ihren Online Shop bei xCert an und nach erfolgreicher Zertifizierung erhalten auch Sie das begehrte xCert Internet Gütesiegel oder Shop Gütesiegel Zertifikat.

Visit xcert.de

Key Findings

We analyzed Xcert.de page load time and found that the first response time was 322 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

xcert.de performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

xcert.de

322 ms

www.xcert.de

635 ms

stylesheet.css

97 ms

internetsiegel_kl.png

191 ms

haken_2.png

285 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Xcert.de and no external sources were called. The less responsive or slowest element that took the longest time to load (635 ms) belongs to the original domain Xcert.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 67.5 kB (19%)

Content Size

357.5 kB

After Optimization

290.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xcert.de main page is 357.5 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. 20% of websites need less resources to load. Images take 337.3 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 11.1 kB

  • Original 16.3 kB
  • After minification 14.4 kB
  • After compression 5.2 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. This page needs HTML code to be minified as it can gain 1.9 kB, which is 11% 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 11.1 kB or 68% of the original size.

Image Optimization

-16%

Potential reduce by 55.2 kB

  • Original 337.3 kB
  • After minification 282.1 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. Obviously, XCert needs image optimization as it can save up to 55.2 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-32%

Potential reduce by 186 B

  • Original 582 B
  • After minification 582 B
  • After compression 396 B

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 186 B or 32% of the original size.

CSS Optimization

-29%

Potential reduce by 961 B

  • Original 3.3 kB
  • After minification 3.3 kB
  • After compression 2.3 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. Xcert.de needs all CSS files to be minified and compressed as it can save up to 961 B or 29% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

11

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of XCert. According to our analytics all requests are already optimized.

Network Requests Diagram

xcert.de

xcert.de

322 ms

www.xcert.de

www.xcert.de

635 ms

stylesheet.css

stylesheet.css

97 ms

internetsiegel_kl.png

internetsiegel_kl.png

191 ms

haken_2.png

haken_2.png

285 ms

menschen.png

menschen.png

569 ms

beispiel_klein.png

beispiel_klein.png

383 ms

sueper-schmuck.png

sueper-schmuck.png

479 ms

schluessel.jpg

schluessel.jpg

386 ms

jetzt_anmelden.jpg

jetzt_anmelden.jpg

488 ms

pic.js

pic.js

379 ms

blue.png

blue.png

379 ms

loading.gif

loading.gif

96 ms

Accessibility Review

xcert.de accessibility score

83

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

<object> elements do not have alternate text

Best Practices

xcert.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

xcert.de SEO score

62

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

Links do not have descriptive text

High

Document uses plugins

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 Xcert.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 Xcert.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

xcert.de

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