Tools & Wizards About Us
redstone.de screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

redstone.de

Experte für Schimmelsanierung und Wohnkomfort | redstone

Page Load Speed

3.2 sec in total

First Response

199 ms

Resources Loaded

2.8 sec

Page Rendered

207 ms

redstone.de screenshot

About Website

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

Feuchtesanierung, Schimmelsanierung und Innendämmung von Experten. Problemlösungen und hochwertige Produkte von redstone. Jetzt informieren!

Visit redstone.de

Key Findings

We analyzed Redstone.de page load time and found that the first response time was 199 ms and then it took 3 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

redstone.de performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value900 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

redstone.de

199 ms

www.redstone.de

892 ms

style.min.css

192 ms

styles.css

283 ms

borlabs-cookie_1_de.css

285 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 98% of them (48 requests) were addressed to the original Redstone.de, 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (892 ms) belongs to the original domain Redstone.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.6 kB (21%)

Content Size

590.2 kB

After Optimization

468.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Redstone.de main page is 590.2 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. 35% of websites need less resources to load. Images take 326.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 102.4 kB

  • Original 119.7 kB
  • After minification 115.5 kB
  • After compression 17.3 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 102.4 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 3.9 kB

  • Original 326.8 kB
  • After minification 322.9 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. Redstone images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 13.5 kB

  • Original 108.9 kB
  • After minification 108.9 kB
  • After compression 95.4 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 13.5 kB or 12% of the original size.

CSS Optimization

-5%

Potential reduce by 1.8 kB

  • Original 34.8 kB
  • After minification 34.8 kB
  • After compression 33.0 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. Redstone.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 30 (64%)

Requests Now

47

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Redstone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

redstone.de

redstone.de

199 ms

www.redstone.de

www.redstone.de

892 ms

style.min.css

style.min.css

192 ms

styles.css

styles.css

283 ms

borlabs-cookie_1_de.css

borlabs-cookie_1_de.css

285 ms

style.css

style.css

285 ms

modules-01addc4a71bc.css

modules-01addc4a71bc.css

287 ms

styles.css

styles.css

297 ms

script.js

script.js

293 ms

borlabs-cookie-prioritize.min.js

borlabs-cookie-prioritize.min.js

381 ms

jquery.min.js

jquery.min.js

480 ms

jquery-migrate.min.js

jquery-migrate.min.js

383 ms

index.js

index.js

296 ms

index.js

index.js

304 ms

scripts.js

scripts.js

441 ms

api.js

api.js

36 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

390 ms

wp-polyfill.min.js

wp-polyfill.min.js

439 ms

index.js

index.js

439 ms

modules-01addc4a71bc.js

modules-01addc4a71bc.js

439 ms

bundle.js

bundle.js

488 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

492 ms

redstone_Logo_positiv_rgb_2022.svg

redstone_Logo_positiv_rgb_2022.svg

102 ms

wohnkomfort-clima-slider.jpg

wohnkomfort-clima-slider.jpg

192 ms

EXKL_redstone_iStock-699891220-Kopie.jpg

EXKL_redstone_iStock-699891220-Kopie.jpg

198 ms

Neu-im-Sortiment-SliderBG-2.jpg

Neu-im-Sortiment-SliderBG-2.jpg

286 ms

clima-redboard-pro-270x190px.png

clima-redboard-pro-270x190px.png

355 ms

schlechtes-raumklima-265x195-c.jpg

schlechtes-raumklima-265x195-c.jpg

173 ms

waermeverlust-265x195-c.jpg

waermeverlust-265x195-c.jpg

200 ms

seitlich-eindringende-feuchtigkeit-265x195-c.jpg

seitlich-eindringende-feuchtigkeit-265x195-c.jpg

275 ms

aufsteigende-feuchtigkeit-265x195-c.jpg

aufsteigende-feuchtigkeit-265x195-c.jpg

290 ms

schimmel-fensterlaibung-265x195-c.jpg

schimmel-fensterlaibung-265x195-c.jpg

301 ms

schimmel-an-der-wand-265x195-c.jpg

schimmel-an-der-wand-265x195-c.jpg

302 ms

fragezeichen-265x195-c.jpg

fragezeichen-265x195-c.jpg

373 ms

flag_cz.gif

flag_cz.gif

385 ms

flag_ch.gif

flag_ch.gif

388 ms

flag_nl.gif

flag_nl.gif

404 ms

flag_be.gif

flag_be.gif

404 ms

flag_lu.gif

flag_lu.gif

452 ms

flag_a.gif

flag_a.gif

473 ms

flag_it.gif

flag_it.gif

484 ms

logo-facebook.svg

logo-facebook.svg

487 ms

logo-youtube.svg

logo-youtube.svg

506 ms

logo-instagram.svg

logo-instagram.svg

506 ms

logo-tiktok.svg

logo-tiktok.svg

548 ms

logo-linkedin.svg

logo-linkedin.svg

570 ms

logo-xing.svg

logo-xing.svg

583 ms

icon-envelope-o.svg

icon-envelope-o.svg

585 ms

redstone_Logo_positiv_grau_2022.svg

redstone_Logo_positiv_grau_2022.svg

603 ms

Accessibility Review

redstone.de accessibility score

89

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

Links do not have a discernible name

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.

Best Practices

redstone.de best practices score

67

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

redstone.de SEO score

98

Search Engine Optimization Advices

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 Redstone.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 Redstone.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

redstone.de

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