Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

dpg.de

DPG-Deutsche Performancemessungs-Gesellschaft

Page Load Speed

1.6 sec in total

First Response

370 ms

Resources Loaded

1.1 sec

Page Rendered

173 ms

dpg.de screenshot

About Website

Click here to check amazing DPG content for Germany. Otherwise, check out these important facts you probably never knew about dpg.de

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Key Findings

We analyzed Dpg.de page load time and found that the first response time was 370 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

dpg.de performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

96/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value1.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

dpg.de

370 ms

CSScriptLib.js

351 ms

DPG_home_01.gif

181 ms

DPG_home_02.gif

190 ms

DPG_home_03.gif

191 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that all of those requests were addressed to Dpg.de and no external sources were called. The less responsive or slowest element that took the longest time to load (570 ms) belongs to the original domain Dpg.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.4 kB (67%)

Content Size

126.7 kB

After Optimization

41.4 kB

In fact, the total size of Dpg.de main page is 126.7 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. Javascripts take 89.9 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 12.6 kB

  • Original 16.2 kB
  • After minification 15.7 kB
  • After compression 3.6 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 12.6 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 673 B

  • Original 20.6 kB
  • After minification 19.9 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. DPG images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 72.1 kB

  • Original 89.9 kB
  • After minification 77.4 kB
  • After compression 17.8 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 72.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (57%)

Requests Now

35

After Optimization

15

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DPG. 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.

Accessibility Review

dpg.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

dpg.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

dpg.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 Dpg.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 Dpg.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 DPG. 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: