Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

pruefziffernberechnung.de

Prüfziffern: Startseite von Prüfziffernberechnung in der Praxis

Page Load Speed

2.2 sec in total

First Response

455 ms

Resources Loaded

1.4 sec

Page Rendered

394 ms

pruefziffernberechnung.de screenshot

About Website

Welcome to pruefziffernberechnung.de homepage info - get ready to check Pruefziffernberechnung best content for Germany right away, or after learning these important things about pruefziffernberechnung.de

Methoden zur Berechnung von Prüfziffern.

Visit pruefziffernberechnung.de

Key Findings

We analyzed Pruefziffernberechnung.de page load time and found that the first response time was 455 ms and then it took 1.8 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

pruefziffernberechnung.de performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

pruefziffernberechnung.de

455 ms

Formate.css

207 ms

Akvst.gif

302 ms

view.asp

279 ms

Gendogramm-212x300.png

445 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 43% of them (9 requests) were addressed to the original Pruefziffernberechnung.de, 19% (4 requests) were made to Wiki.vorratsdatenspeicherung.de and 14% (3 requests) were made to Boincstats.com. The less responsive or slowest element that took the longest time to load (546 ms) relates to the external source Getdigital.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.4 kB (29%)

Content Size

258.6 kB

After Optimization

183.2 kB

In fact, the total size of Pruefziffernberechnung.de main page is 258.6 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 207.4 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 31.4 kB

  • Original 45.3 kB
  • After minification 45.0 kB
  • After compression 13.8 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 31.4 kB or 69% of the original size.

Image Optimization

-19%

Potential reduce by 39.4 kB

  • Original 207.4 kB
  • After minification 168.0 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, Pruefziffernberechnung needs image optimization as it can save up to 39.4 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-77%

Potential reduce by 4.6 kB

  • Original 6.0 kB
  • After minification 4.7 kB
  • After compression 1.4 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. Pruefziffernberechnung.de needs all CSS files to be minified and compressed as it can save up to 4.6 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (31%)

Requests Now

16

After Optimization

11

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pruefziffernberechnung. 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

pruefziffernberechnung.de accessibility score

68

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

pruefziffernberechnung.de best practices score

50

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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

pruefziffernberechnung.de SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Pruefziffernberechnung.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 Pruefziffernberechnung.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 Pruefziffernberechnung. 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: