Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

tk.de

Ihre Krankenversicherung: Techniker Krankenkasse | Die Techniker

Page Load Speed

4.9 sec in total

First Response

446 ms

Resources Loaded

4.1 sec

Page Rendered

375 ms

tk.de screenshot

About Website

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

Suchen Sie eine leistungsstarke Krankenversicherung? Wechseln Sie zu Deutschlands Spitzenreiterin unter den Gesetzlichen: Techniker Krankenkasse.

Visit tk.de

Key Findings

We analyzed Tk.de page load time and found that the first response time was 446 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

tk.de performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value340 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.713

7/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

tk.de

446 ms

www.tk.de

1057 ms

tk-jquery-min.css

206 ms

tk-base-min.css

437 ms

tk-content-min.css

551 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 99% of them (67 requests) were addressed to the original Tk.de, 1% (1 request) were made to Tk01.webtrekk.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Tk.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 556.0 kB (75%)

Content Size

739.3 kB

After Optimization

183.4 kB

In fact, the total size of Tk.de main page is 739.3 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. 30% of websites need less resources to load. CSS take 489.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 50.0 kB

  • Original 62.1 kB
  • After minification 48.9 kB
  • After compression 12.1 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 13.1 kB, which is 21% 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 50.0 kB or 81% of the original size.

Image Optimization

-15%

Potential reduce by 14.4 kB

  • Original 99.3 kB
  • After minification 84.8 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. Obviously, Tk needs image optimization as it can save up to 14.4 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-82%

Potential reduce by 72.7 kB

  • Original 89.1 kB
  • After minification 56.7 kB
  • After compression 16.4 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 72.7 kB or 82% of the original size.

CSS Optimization

-86%

Potential reduce by 418.8 kB

  • Original 489.0 kB
  • After minification 489.0 kB
  • After compression 70.1 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. Tk.de needs all CSS files to be minified and compressed as it can save up to 418.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (55%)

Requests Now

65

After Optimization

29

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tk.de accessibility score

91

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

tk.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tk.de SEO score

86

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

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

    UTF-8

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