Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

kzbv.de

KZBV - Kassenzahnärztliche Bundesvereinigung - Startseite

Page Load Speed

3.3 sec in total

First Response

381 ms

Resources Loaded

2.7 sec

Page Rendered

216 ms

kzbv.de screenshot

About Website

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

Zahnmedizinische und gesundheitspolitische Informationen für Zahnärztinnen und Zahnärzte, Praxispersonal, Patientinnen und Patienten sowie Pressevertreter.

Visit kzbv.de

Key Findings

We analyzed Kzbv.de page load time and found that the first response time was 381 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

kzbv.de performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.353

31/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

kzbv.de

381 ms

www.kzbv.de

811 ms

jquery.mmenu.all.css

187 ms

lightbox.css

282 ms

global.css

516 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Kzbv.de, 7% (2 requests) were made to Piwik.kzbv.de. The less responsive or slowest element that took the longest time to load (998 ms) belongs to the original domain Kzbv.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 334.0 kB (46%)

Content Size

726.3 kB

After Optimization

392.3 kB

In fact, the total size of Kzbv.de main page is 726.3 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 283.8 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 16.7 kB

  • Original 23.5 kB
  • After minification 21.2 kB
  • After compression 6.8 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 16.7 kB or 71% of the original size.

Image Optimization

-2%

Potential reduce by 5.0 kB

  • Original 283.8 kB
  • After minification 278.8 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. KZBV images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 189.0 kB

  • Original 271.6 kB
  • After minification 271.6 kB
  • After compression 82.7 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 189.0 kB or 70% of the original size.

CSS Optimization

-84%

Potential reduce by 123.3 kB

  • Original 147.4 kB
  • After minification 146.7 kB
  • After compression 24.1 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. Kzbv.de needs all CSS files to be minified and compressed as it can save up to 123.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (48%)

Requests Now

25

After Optimization

13

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KZBV. 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

kzbv.de accessibility score

96

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.

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

Links do not have a discernible name

Best Practices

kzbv.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

kzbv.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

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

High

Tap targets are not sized appropriately

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 Kzbv.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 Kzbv.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

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