Tools & Wizards About Us
cologne-led.de screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

cologne-led.de

Energieeffiziente LED Beleuchtung für Unternehmen

Page Load Speed

7.5 sec in total

First Response

1.7 sec

Resources Loaded

4.3 sec

Page Rendered

1.5 sec

cologne-led.de screenshot

About Website

Welcome to cologne-led.de homepage info - get ready to check Cologne LED best content right away, or after learning these important things about cologne-led.de

LED Produkte für Ladenlokale, Arztpraxen, Dentallabore, Büros und Apotheken mit stromsparenden LED Lampen ausgestattet. Auch Autohäuser, Verkaufsräume sowie

Visit cologne-led.de

Key Findings

We analyzed Cologne-led.de page load time and found that the first response time was 1.7 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

cologne-led.de performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

cologne-led.de

1704 ms

app.js

601 ms

jquery-3.7.1.min.js

264 ms

g=jtl3.js

588 ms

g=plugin_js_head&z=.js

260 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 86% of them (55 requests) were addressed to the original Cologne-led.de, 11% (7 requests) were made to Cloud.ccm19.de and 3% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Cologne-led.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 339.7 kB (35%)

Content Size

977.4 kB

After Optimization

637.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cologne-led.de main page is 977.4 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 384.3 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 338.7 kB

  • Original 375.1 kB
  • After minification 244.1 kB
  • After compression 36.5 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 131.0 kB, which is 35% 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 338.7 kB or 90% of the original size.

Image Optimization

-0%

Potential reduce by 591 B

  • Original 384.3 kB
  • After minification 383.7 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. Cologne LED images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 172 B

  • Original 143.2 kB
  • After minification 143.2 kB
  • After compression 143.0 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

-0%

Potential reduce by 242 B

  • Original 74.8 kB
  • After minification 74.8 kB
  • After compression 74.6 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. Cologne-led.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (16%)

Requests Now

56

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cologne LED. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cologne-led.de

cologne-led.de

1704 ms

app.js

app.js

601 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

264 ms

g=jtl3.js

g=jtl3.js

588 ms

g=plugin_js_head&z=.js

g=plugin_js_head&z=.js

260 ms

g=plugin_js_body&z=.js

g=plugin_js_body&z=.js

262 ms

app.js

app.js

263 ms

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0 ms

javascript;base64,CgogICAgICAgICAgICAKICAgICAgICAgICAgCiAgICAgICAgICAgIAogICAgICAgICAgICBpZiAod2luZG93Lnp4R29vZ2xlQW5hbHl0aWNzQWRkZWQpIHsKICAgICAgICAgICAgICAgIGd0YWcoJ2NvbnNlbnQnLCAndXBkYXRlJywgewogICAgICAgICAgICAgICAgICAgIGFkX3N0b3JhZ2U6ICdncmFudGVkJywKICAgICAgICAgICAgICAgICAgICBhZF91c2VyX2RhdGE6ICdncmFudGVkJywKICAgICAgICAgICAgICAgICAgICBhZF9wZXJzb25hbGl6YXRpb246ICdncmFudGVkJywKICAgICAgICAgICAgICAgIH0pOwogICAgICAgICAgICB9CgogICAgICAgICAgICB3aW5kb3cuenhHb29nbGVBZHNDb25zZW50ID0gdHJ1ZTsKCiAgICAgICAg

javascript;base64,CgogICAgICAgICAgICAKICAgICAgICAgICAgCiAgICAgICAgICAgIAogICAgICAgICAgICBpZiAod2luZG93Lnp4R29vZ2xlQW5hbHl0aWNzQWRkZWQpIHsKICAgICAgICAgICAgICAgIGd0YWcoJ2NvbnNlbnQnLCAndXBkYXRlJywgewogICAgICAgICAgICAgICAgICAgIGFkX3N0b3JhZ2U6ICdncmFudGVkJywKICAgICAgICAgICAgICAgICAgICBhZF91c2VyX2RhdGE6ICdncmFudGVkJywKICAgICAgICAgICAgICAgICAgICBhZF9wZXJzb25hbGl6YXRpb246ICdncmFudGVkJywKICAgICAgICAgICAgICAgIH0pOwogICAgICAgICAgICB9CgogICAgICAgICAgICB3aW5kb3cuenhHb29nbGVBZHNDb25zZW50ID0gdHJ1ZTsKCiAgICAgICAg

0 ms

app.css

app.css

97 ms

module.js

module.js

226 ms

widget

widget

299 ms

100x100_SHOPLOGO.png

100x100_SHOPLOGO.png

114 ms

led_einbauleuchten.jpg

led_einbauleuchten.jpg

115 ms

led_panel.jpg

led_panel.jpg

114 ms

led_hallenstrahler.jpg

led_hallenstrahler.jpg

113 ms

led_stromschienenstrahler.jpg

led_stromschienenstrahler.jpg

114 ms

led_b%C3%BCrolampen.jpg

led_b%C3%BCrolampen.jpg

115 ms

led_feuchtraum_wannenleuchten.jpg

led_feuchtraum_wannenleuchten.jpg

178 ms

led_deckenleuchten.jpg

led_deckenleuchten.jpg

181 ms

led_einbauleuchten_dali.jpg

led_einbauleuchten_dali.jpg

182 ms

35311.jpg

35311.jpg

216 ms

35345.jpg

35345.jpg

183 ms

122.jpg

122.jpg

215 ms

1062.jpg

1062.jpg

266 ms

1575.jpg

1575.jpg

271 ms

296.jpg

296.jpg

282 ms

180.jpg

180.jpg

271 ms

1519.jpg

1519.jpg

272 ms

5824.jpg

5824.jpg

274 ms

35335.jpg

35335.jpg

353 ms

5827.jpg

5827.jpg

362 ms

1593.jpg

1593.jpg

360 ms

34272.jpg

34272.jpg

362 ms

6847.jpg

6847.jpg

364 ms

33251.jpg

33251.jpg

369 ms

34283.jpg

34283.jpg

440 ms

35611.jpg

35611.jpg

449 ms

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37650.jpg

452 ms

38659.jpg

38659.jpg

451 ms

37649.jpg

37649.jpg

456 ms

36617.jpg

36617.jpg

457 ms

38660.jpg

38660.jpg

528 ms

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36643.jpg

538 ms

35616.jpg

35616.jpg

541 ms

6832.jpg

6832.jpg

541 ms

132.jpg

132.jpg

547 ms

23040.jpg

23040.jpg

547 ms

g=mybeat.css,plugin_css&z=.css

g=mybeat.css,plugin_css&z=.css

618 ms

hidden-size.css

hidden-size.css

520 ms

Button.css

Button.css

539 ms

cultig-amp-sun-schleiden---planning-and-equipping-a-shop-with-efficient-led-lighting.jpg

cultig-amp-sun-schleiden---planning-and-equipping-a-shop-with-efficient-led-lighting.jpg

903 ms

new-cri99+-swivelling-170mm-led-recessed-luminaire-with-top-light-quality-at-6500k-daylight-white-.jpg

new-cri99+-swivelling-170mm-led-recessed-luminaire-with-top-light-quality-at-6500k-daylight-white-.jpg

719 ms

top-colour-values-and-brilliant-product-presentation-new-lamp-3-phase-track-system-dimmable-colour-change-3000-4000k-.jpg

top-colour-values-and-brilliant-product-presentation-new-lamp-3-phase-track-system-dimmable-colour-change-3000-4000k-.jpg

605 ms

led-retrofit-of-gym-with-large-round-ceiling-luminaires-and-led-panels-.jpg

led-retrofit-of-gym-with-large-round-ceiling-luminaires-and-led-panels-.jpg

840 ms

5821.jpg

5821.jpg

545 ms

33211.jpg

33211.jpg

652 ms

1647.jpg

1647.jpg

620 ms

settings-icon

settings-icon

96 ms

consent

consent

235 ms

details

details

105 ms

open-sans-regular.woff

open-sans-regular.woff

212 ms

open-sans-600.woff

open-sans-600.woff

211 ms

open-sans-700.woff

open-sans-700.woff

173 ms

Accessibility Review

cologne-led.de accessibility score

94

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

Best Practices

cologne-led.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

cologne-led.de SEO score

93

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

Links do not have descriptive text

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 Cologne-led.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 Cologne-led.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

cologne-led.de

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