Tools & Wizards About Us
bikers-school.de screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

bikers-school.de

Startseite

Page Load Speed

5.3 sec in total

First Response

527 ms

Resources Loaded

3.8 sec

Page Rendered

992 ms

bikers-school.de screenshot

About Website

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

Motorradführerschein in einer Woche - Motorradführerschein in 8 Tagen - FR bis FR Ganztagsfahrschule - Ferienfahrschule Motorrad Urlaubsfahrschule - Fahrschule

Visit bikers-school.de

Key Findings

We analyzed Bikers-school.de page load time and found that the first response time was 527 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

bikers-school.de performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

bikers-school.de

527 ms

bikers-school.de

915 ms

fontawesome.css

193 ms

debug.css

271 ms

core.js

272 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 67% of them (60 requests) were addressed to the original Bikers-school.de, 19% (17 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Bikers-school.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 399.0 kB (17%)

Content Size

2.4 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bikers-school.de main page is 2.4 MB. 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 a small number of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 326.8 kB

  • Original 376.7 kB
  • After minification 370.3 kB
  • After compression 49.9 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 326.8 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 57.7 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Bikers School images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 8.3 kB

  • Original 531.4 kB
  • After minification 531.4 kB
  • After compression 523.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 6.2 kB

  • Original 205.2 kB
  • After minification 205.2 kB
  • After compression 199.0 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. Bikers-school.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (60%)

Requests Now

70

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bikers School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bikers-school.de

bikers-school.de

527 ms

bikers-school.de

bikers-school.de

915 ms

fontawesome.css

fontawesome.css

193 ms

debug.css

debug.css

271 ms

core.js

core.js

272 ms

bootstrap-es5.js

bootstrap-es5.js

499 ms

jquery.js

jquery.js

452 ms

jquery-noconflict.js

jquery-noconflict.js

298 ms

alert.js

alert.js

299 ms

button.js

button.js

366 ms

carousel.js

carousel.js

366 ms

collapse.js

collapse.js

397 ms

dropdown.js

dropdown.js

398 ms

modal.js

modal.js

465 ms

offcanvas.js

offcanvas.js

465 ms

popover.js

popover.js

499 ms

scrollspy.js

scrollspy.js

498 ms

tab.js

tab.js

546 ms

toast.js

toast.js

555 ms

debug.js

debug.js

554 ms

default.css

default.css

596 ms

template.css

template.css

707 ms

media.css

media.css

599 ms

fonts.css

fonts.css

640 ms

script.js

script.js

826 ms

css

css

34 ms

css

css

51 ms

github.css

github.css

565 ms

debugbar.css

debugbar.css

603 ms

widgets.css

widgets.css

612 ms

openhandler.css

openhandler.css

679 ms

widget.min.css

widget.min.css

679 ms

widget.min.css

widget.min.css

696 ms

highlight.pack.js

highlight.pack.js

1068 ms

debugbar.js

debugbar.js

723 ms

widgets.js

widgets.js

1065 ms

openhandler.js

openhandler.js

1065 ms

widget.min.js

widget.min.js

1066 ms

widget.min.js

widget.min.js

1067 ms

Logo.jpg

Logo.jpg

906 ms

d7892f4f.png

d7892f4f.png

435 ms

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bd575f3c.png

434 ms

9ee40e22.png

9ee40e22.png

434 ms

motorcycle-g7628c159c_1280.jpg

motorcycle-g7628c159c_1280.jpg

543 ms

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d7892f4f.png

434 ms

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562 ms

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562 ms

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560 ms

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561 ms

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561 ms

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904 ms

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904 ms

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904 ms

motorcycle-5272906_1920.jpg

motorcycle-5272906_1920.jpg

1271 ms

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902 ms

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1016 ms

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1015 ms

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verbandslogo1.png

1015 ms

HZ1gxwQUZaw

HZ1gxwQUZaw

530 ms

motorcycle-6696929_1920.jpg

motorcycle-6696929_1920.jpg

1010 ms

BikersSchoolAlwin_2.jpg

BikersSchoolAlwin_2.jpg

1010 ms

motorcycle-6649253_1920.jpg

motorcycle-6649253_1920.jpg

1009 ms

motorcycle-1829461_19201.jpg

motorcycle-1829461_19201.jpg

1009 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

181 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

293 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

516 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

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609 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

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609 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

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608 ms

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635 ms

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388 ms

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636 ms

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638 ms

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639 ms

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637 ms

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636 ms

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637 ms

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638 ms

embed

embed

837 ms

www-player.css

www-player.css

321 ms

www-embed-player.js

www-embed-player.js

352 ms

base.js

base.js

356 ms

ad_status.js

ad_status.js

175 ms

js

js

297 ms

OfRUkPbLLmIJHiz0sRQ6wXEqxeMXOYMNgt9OZuziQhg.js

OfRUkPbLLmIJHiz0sRQ6wXEqxeMXOYMNgt9OZuziQhg.js

69 ms

embed.js

embed.js

33 ms

id

id

138 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

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10 ms

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8 ms

Accessibility Review

bikers-school.de accessibility score

69

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-*] attributes do not match their roles

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

bikers-school.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bikers-school.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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bikers-school.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 Bikers-school.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

bikers-school.de

Open Graph data is detected on the main page of Bikers School. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: