Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

alleprojektorlampen.de

Günstige Beamerlampen & Projektorlampen bei Alleprojektorlampen.de

Page Load Speed

3.1 sec in total

First Response

255 ms

Resources Loaded

2.5 sec

Page Rendered

378 ms

About Website

Visit alleprojektorlampen.de now to see the best up-to-date Alleprojektorlampen content for Germany and also check out these interesting facts you probably never knew about alleprojektorlampen.de

Wir bieten Ihnen preiswerte Beamer-Ersatzlampen und Projektorlampen aller führender Hersteller - große Auswahl und schnelle Lieferung.

Visit alleprojektorlampen.de

Key Findings

We analyzed Alleprojektorlampen.de page load time and found that the first response time was 255 ms and then it took 2.9 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

alleprojektorlampen.de performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

alleprojektorlampen.de

255 ms

www.alleprojektorlampen.de

589 ms

lvp4_de.css

85 ms

lvp4_slide.css

159 ms

jquery-1.3.min.js

237 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 92% of them (86 requests) were addressed to the original Alleprojektorlampen.de, 2% (2 requests) were made to Apis.google.com and 2% (2 requests) were made to Lampevideoprojecteur.fr. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Lampevideoprojecteur.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 276.2 kB (29%)

Content Size

949.3 kB

After Optimization

673.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alleprojektorlampen.de main page is 949.3 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. 40% of websites need less resources to load. Images take 776.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 29.9 kB

  • Original 39.9 kB
  • After minification 37.2 kB
  • After compression 10.1 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. 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 29.9 kB or 75% of the original size.

Image Optimization

-21%

Potential reduce by 159.7 kB

  • Original 776.5 kB
  • After minification 616.8 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, Alleprojektorlampen needs image optimization as it can save up to 159.7 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 63.2 kB

  • Original 103.9 kB
  • After minification 90.9 kB
  • After compression 40.7 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 63.2 kB or 61% of the original size.

CSS Optimization

-81%

Potential reduce by 23.4 kB

  • Original 29.0 kB
  • After minification 27.1 kB
  • After compression 5.5 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. Alleprojektorlampen.de needs all CSS files to be minified and compressed as it can save up to 23.4 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (22%)

Requests Now

90

After Optimization

70

  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alleprojektorlampen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

alleprojektorlampen.de accessibility score

70

Accessibility Issues

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

alleprojektorlampen.de best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

alleprojektorlampen.de SEO score

92

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alleprojektorlampen.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Alleprojektorlampen.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 Alleprojektorlampen. 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: