Tools & Wizards About Us
edvlab.de screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

edvlab.de

Callcenter Direktmarketing Telefonmarketing Dialogmarketing. Call Center Stuttgart Berlin Hamburg München Köln Frankfurt

Page Load Speed

1.9 sec in total

First Response

303 ms

Resources Loaded

1.4 sec

Page Rendered

170 ms

edvlab.de screenshot

About Website

Welcome to edvlab.de homepage info - get ready to check Edvlab best content right away, or after learning these important things about edvlab.de

EDVLAB ist Ihr professioneller Partner für Callcenter Services, wie Telefonmarketing, Dialogmarketing oder Direktmarketing

Visit edvlab.de

Key Findings

We analyzed Edvlab.de page load time and found that the first response time was 303 ms and then it took 1.6 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

edvlab.de performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

edvlab.de

303 ms

edvlab.de

463 ms

edvlab.css

135 ms

edvlab-responsive.css

259 ms

ue4u-logo.gif

351 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to Edvlab.de and no external sources were called. The less responsive or slowest element that took the longest time to load (463 ms) belongs to the original domain Edvlab.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 24.9 kB (45%)

Content Size

55.1 kB

After Optimization

30.2 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Edvlab.de main page is 55.1 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 22.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.5 kB

  • Original 20.7 kB
  • After minification 18.2 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 2.4 kB, which is 12% 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 15.5 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 26 B

  • Original 22.5 kB
  • After minification 22.5 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. Edvlab images are well optimized though.

CSS Optimization

-79%

Potential reduce by 9.4 kB

  • Original 11.9 kB
  • After minification 9.0 kB
  • After compression 2.5 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. Edvlab.de needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (46%)

Requests Now

13

After Optimization

7

  • Images
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edvlab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

edvlab.de

edvlab.de

303 ms

edvlab.de

edvlab.de

463 ms

edvlab.css

edvlab.css

135 ms

edvlab-responsive.css

edvlab-responsive.css

259 ms

ue4u-logo.gif

ue4u-logo.gif

351 ms

home-head.jpg

home-head.jpg

350 ms

callcenter-1_mi%20256x99.jpg

callcenter-1_mi%20256x99.jpg

351 ms

callcenter-2_kl%20156x105.jpg

callcenter-2_kl%20156x105.jpg

350 ms

icon-phone.gif

icon-phone.gif

351 ms

icon-mail.gif

icon-mail.gif

371 ms

headback.gif

headback.gif

358 ms

navitop.gif

navitop.gif

193 ms

navi1-arrow.gif

navi1-arrow.gif

208 ms

navi2-arrow.gif

navi2-arrow.gif

197 ms

navi3-arrow.gif

navi3-arrow.gif

208 ms

Accessibility Review

edvlab.de accessibility score

64

Accessibility Issues

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

Form elements do not have associated labels

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

edvlab.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

SEO Factors

edvlab.de SEO score

92

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

    N/A

  • Encoding

    ISO-8859-1

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

edvlab.de

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