Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

Page Load Speed

1.4 sec in total

First Response

348 ms

Resources Loaded

852 ms

Page Rendered

151 ms

bios-info.de screenshot

About Website

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

Visit bios-info.de

Key Findings

We analyzed Bios-info.de page load time and found that the first response time was 348 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

bios-info.de performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

48/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

bios-info.de

348 ms

style.css

205 ms

logo.png

279 ms

context-banner.gif

357 ms

xhps.jpg

185 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 Bios-info.de, 4% (1 request) were made to Context-gmbh.de and 4% (1 request) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (357 ms) relates to the external source Context-gmbh.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 65.5 kB (57%)

Content Size

114.9 kB

After Optimization

49.4 kB

In fact, the total size of Bios-info.de main page is 114.9 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 5% of websites need less resources to load. HTML takes 52.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 45.5 kB

  • Original 52.8 kB
  • After minification 52.0 kB
  • After compression 7.3 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 45.5 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 1.2 kB

  • Original 38.0 kB
  • After minification 36.8 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. Bios Info images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 12.5 kB

  • Original 16.7 kB
  • After minification 11.7 kB
  • After compression 4.1 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 12.5 kB or 75% of the original size.

CSS Optimization

-84%

Potential reduce by 6.2 kB

  • Original 7.4 kB
  • After minification 6.0 kB
  • After compression 1.2 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. Bios-info.de needs all CSS files to be minified and compressed as it can save up to 6.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (40%)

Requests Now

25

After Optimization

15

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

bios-info.de accessibility score

77

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

[role]s are not contained by their required parent element

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

Buttons do not have an accessible name

Best Practices

bios-info.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

High

Page has valid source maps

SEO Factors

bios-info.de SEO score

92

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

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bios-info.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 Bios-info.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 Bios Info. 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: