Tools & Wizards About Us
kryptowissen.de screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kryptowissen.de

Kryptowissen.de - Kryptologie, Kryptographie, Kryptoanalyse

Page Load Speed

1.7 sec in total

First Response

305 ms

Resources Loaded

1.3 sec

Page Rendered

123 ms

kryptowissen.de screenshot

About Website

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

Auf kryptowissen.de warten ausführliche Informationen zu den Themen Kryptologie, Kryptographie und Kryptoanalyse, sowie weitere Unterthemen.

Visit kryptowissen.de

Key Findings

We analyzed Kryptowissen.de page load time and found that the first response time was 305 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

kryptowissen.de performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.078

95/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

kryptowissen.de

305 ms

www.kryptowissen.de

309 ms

style.css

201 ms

kryptowissen.jpg

491 ms

menu.gif

198 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Kryptowissen.de and no external sources were called. The less responsive or slowest element that took the longest time to load (494 ms) belongs to the original domain Kryptowissen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.5 kB (15%)

Content Size

50.9 kB

After Optimization

43.4 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Kryptowissen.de main page is 50.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 42.2 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 3.8 kB

  • Original 5.3 kB
  • After minification 4.4 kB
  • After compression 1.5 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 974 B, which is 18% 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 3.8 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 1.3 kB

  • Original 42.2 kB
  • After minification 40.9 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. Kryptowissen images are well optimized though.

CSS Optimization

-72%

Potential reduce by 2.4 kB

  • Original 3.3 kB
  • After minification 2.5 kB
  • After compression 917 B

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. Kryptowissen.de needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 72% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kryptowissen. According to our analytics all requests are already optimized.

Network Requests Diagram

kryptowissen.de

kryptowissen.de

305 ms

www.kryptowissen.de

www.kryptowissen.de

309 ms

style.css

style.css

201 ms

kryptowissen.jpg

kryptowissen.jpg

491 ms

menu.gif

menu.gif

198 ms

right.gif

right.gif

494 ms

side_menu.gif

side_menu.gif

200 ms

Accessibility Review

kryptowissen.de accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

kryptowissen.de best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

kryptowissen.de SEO score

100

Search Engine Optimization Advices

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

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kryptowissen.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Kryptowissen.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

kryptowissen.de

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