Tools & Wizards About Us
delfi-lindner.de screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

delfi-lindner.de

Delfi-Lindner - Eltern-Kind Kurse

Page Load Speed

3.6 sec in total

First Response

1.7 sec

Resources Loaded

1.8 sec

Page Rendered

149 ms

delfi-lindner.de screenshot

About Website

Click here to check amazing Delfi Lindner content. Otherwise, check out these important facts you probably never knew about delfi-lindner.de

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Key Findings

We analyzed Delfi-lindner.de page load time and found that the first response time was 1.7 sec and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

delfi-lindner.de performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value410 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

delfi-lindner.de

1670 ms

image363.png

216 ms

image320.png

321 ms

image3931.png

303 ms

image6281.png

297 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 Delfi-lindner.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Delfi-lindner.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.3 kB (24%)

Content Size

510.2 kB

After Optimization

386.0 kB

  • HTML
  • Images

In fact, the total size of Delfi-lindner.de main page is 510.2 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 423.1 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 79.5 kB

  • Original 87.1 kB
  • After minification 84.1 kB
  • After compression 7.6 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 79.5 kB or 91% of the original size.

Image Optimization

-11%

Potential reduce by 44.8 kB

  • Original 423.1 kB
  • After minification 378.3 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, Delfi Lindner needs image optimization as it can save up to 44.8 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

We found no issues to fix!

Requests Now

14

After Optimization

14

  • Images

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delfi Lindner. According to our analytics all requests are already optimized.

Network Requests Diagram

delfi-lindner.de

delfi-lindner.de

1670 ms

image363.png

image363.png

216 ms

image320.png

image320.png

321 ms

image3931.png

image3931.png

303 ms

image6281.png

image6281.png

297 ms

image323.png

image323.png

200 ms

image1626.png

image1626.png

218 ms

image6751.png

image6751.png

334 ms

image21311.png

image21311.png

222 ms

image2132.png

image2132.png

114 ms

image5291.jpg

image5291.jpg

107 ms

image4531.png

image4531.png

203 ms

image3078.png

image3078.png

108 ms

image3112.png

image3112.png

104 ms

image917.png

image917.png

110 ms

Accessibility Review

delfi-lindner.de accessibility score

68

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

Best Practices

delfi-lindner.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

delfi-lindner.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

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Delfi-lindner.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 Delfi-lindner.de main page’s claimed encoding is windows-1252. 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

delfi-lindner.de

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