Tools & Wizards About Us
lerch-raumklima.de screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

lerch-raumklima.de

Luftbefeuchter - Luftentfeuchter - Ventilatoren - Klimageräte - Heizgeräte

Page Load Speed

3.2 sec in total

First Response

664 ms

Resources Loaded

2.4 sec

Page Rendered

148 ms

lerch-raumklima.de screenshot

About Website

Click here to check amazing Lerch Raumklima content for Germany. Otherwise, check out these important facts you probably never knew about lerch-raumklima.de

Lerch Raumklima Online Shop: Luft bewegen, kühlen, heizen, reinigen, befeuchten, trocknen, filtern, messen ..., das ist unser Metier! Seit nun schon 65 Jahren sorgen wir mit stets modernsten Technolog...

Visit lerch-raumklima.de

Key Findings

We analyzed Lerch-raumklima.de page load time and found that the first response time was 664 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lerch-raumklima.de performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value1.346

0/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

www.lerch-raumklima.de

664 ms

gtm.js

73 ms

1709115310_6aad41db6d582dd1865d5f5365d39f5a.css

372 ms

js

605 ms

1709115310_6aad41db6d582dd1865d5f5365d39f5a.js

470 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 85% of them (28 requests) were addressed to the original Lerch-raumklima.de, 6% (2 requests) were made to Googletagmanager.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (947 ms) belongs to the original domain Lerch-raumklima.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 321.8 kB (50%)

Content Size

642.2 kB

After Optimization

320.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lerch-raumklima.de main page is 642.2 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. 45% of websites need less resources to load. Images take 205.8 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 148.6 kB

  • Original 167.8 kB
  • After minification 109.1 kB
  • After compression 19.2 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 58.7 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 148.6 kB or 89% of the original size.

Image Optimization

-68%

Potential reduce by 140.7 kB

  • Original 205.8 kB
  • After minification 65.0 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, Lerch Raumklima needs image optimization as it can save up to 140.7 kB or 68% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 32.0 kB

  • Original 205.7 kB
  • After minification 205.7 kB
  • After compression 173.7 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 32.0 kB or 16% of the original size.

CSS Optimization

-1%

Potential reduce by 507 B

  • Original 62.9 kB
  • After minification 62.9 kB
  • After compression 62.4 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. Lerch-raumklima.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (20%)

Requests Now

20

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lerch Raumklima. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.lerch-raumklima.de

www.lerch-raumklima.de

664 ms

gtm.js

gtm.js

73 ms

1709115310_6aad41db6d582dd1865d5f5365d39f5a.css

1709115310_6aad41db6d582dd1865d5f5365d39f5a.css

372 ms

js

js

605 ms

1709115310_6aad41db6d582dd1865d5f5365d39f5a.js

1709115310_6aad41db6d582dd1865d5f5365d39f5a.js

470 ms

js

js

64 ms

analytics.js

analytics.js

16 ms

collect

collect

14 ms

menu-deckenventilatoren.jpg

menu-deckenventilatoren.jpg

515 ms

Klimageraet2.jpg

Klimageraet2.jpg

608 ms

paypal-plus.png

paypal-plus.png

705 ms

paypal-express.png

paypal-express.png

861 ms

text-vorkasse.png

text-vorkasse.png

860 ms

text-rechnung.png

text-rechnung.png

876 ms

mastercard.png

mastercard.png

877 ms

visa.png

visa.png

877 ms

dhl.png

dhl.png

799 ms

dpd.png

dpd.png

896 ms

gls.png

gls.png

946 ms

ups.png

ups.png

947 ms

shop-gold3-01.png

shop-gold3-01.png

98 ms

roboto-condensed-v18-latin-regular.woff

roboto-condensed-v18-latin-regular.woff

128 ms

roboto-condensed-v18-latin-300.woff

roboto-condensed-v18-latin-300.woff

264 ms

roboto-condensed-v18-latin-700.woff

roboto-condensed-v18-latin-700.woff

270 ms

open-sans-v15-latin-700.woff

open-sans-v15-latin-700.woff

184 ms

OpenSans-Bold.woff

OpenSans-Bold.woff

368 ms

OpenSans-ExtraBold.woff

OpenSans-ExtraBold.woff

388 ms

OpenSans-Semibold.woff

OpenSans-Semibold.woff

312 ms

open-sans-v15-latin-regular.woff

open-sans-v15-latin-regular.woff

280 ms

OpenSans-Regular.woff

OpenSans-Regular.woff

440 ms

open-sans-v15-latin-300.woff

open-sans-v15-latin-300.woff

354 ms

OpenSans-Light.woff

OpenSans-Light.woff

376 ms

shopware.woff

shopware.woff

405 ms

Accessibility Review

lerch-raumklima.de accessibility score

96

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.

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

lerch-raumklima.de best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

lerch-raumklima.de SEO score

89

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

High

Tap targets are not sized appropriately

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 Lerch-raumklima.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 Lerch-raumklima.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

lerch-raumklima.de

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