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redken.ch screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

redken.ch

Haarfarbe, Haarpflege | Redken & Styling Produkte

Page Load Speed

1.5 sec in total

First Response

163 ms

Resources Loaded

1.3 sec

Page Rendered

95 ms

redken.ch screenshot

About Website

Click here to check amazing Redken content. Otherwise, check out these important facts you probably never knew about redken.ch

Schau durch unsere professionelle Haarfarbe, Haarpflege und Styling Produkte. Entdecke Conditioner, Shampoos, Masken, Trockenshampoos, Haarfarben & vieles mehr.

Visit redken.ch

Key Findings

We analyzed Redken.ch page load time and found that the first response time was 163 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

redken.ch performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.1 s

32/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

redken.ch

163 ms

711 ms

otSDKStub.js

32 ms

redken-bundle.css

96 ms

jquery-3.6.0.min.js

87 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Redken.ch, 74% (14 requests) were made to Redken.eu and 16% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (711 ms) relates to the external source Redken.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.6 kB (33%)

Content Size

693.6 kB

After Optimization

463.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Redken.ch main page is 693.6 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. 15% of websites need less resources to load. Javascripts take 323.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 156.0 kB

  • Original 182.7 kB
  • After minification 148.2 kB
  • After compression 26.7 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 34.5 kB, which is 19% 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 156.0 kB or 85% of the original size.

Image Optimization

-12%

Potential reduce by 2.7 kB

  • Original 22.3 kB
  • After minification 19.6 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, Redken needs image optimization as it can save up to 2.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 16.5 kB

  • Original 323.1 kB
  • After minification 323.1 kB
  • After compression 306.6 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

-33%

Potential reduce by 54.4 kB

  • Original 165.4 kB
  • After minification 165.4 kB
  • After compression 111.0 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. Redken.ch needs all CSS files to be minified and compressed as it can save up to 54.4 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (73%)

Requests Now

15

After Optimization

4

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Redken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

redken.ch

redken.ch

163 ms

711 ms

otSDKStub.js

otSDKStub.js

32 ms

redken-bundle.css

redken-bundle.css

96 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

87 ms

jquery.unobtrusive-ajax.min.js

jquery.unobtrusive-ajax.min.js

90 ms

jquery.validate.min.js

jquery.validate.min.js

58 ms

jquery.validate.unobtrusive.min.js

jquery.validate.unobtrusive.min.js

182 ms

form.tracking.js

form.tracking.js

88 ms

captcha.validatev2.js

captcha.validatev2.js

187 ms

redken-bundle.js

redken-bundle.js

207 ms

secondary-bundle.js

secondary-bundle.js

180 ms

3905de2d-64b9-49bd-b690-f5635502913e.json

3905de2d-64b9-49bd-b690-f5635502913e.json

38 ms

location

location

144 ms

redkenlogo.png

redkenlogo.png

102 ms

otBannerSdk.js

otBannerSdk.js

22 ms

main.js

main.js

54 ms

helveticanowdisplay-regular.woff

helveticanowdisplay-regular.woff

20 ms

helveticanowdisplay-bold.woff

helveticanowdisplay-bold.woff

60 ms

Accessibility Review

redken.ch 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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

redken.ch 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

SEO Factors

redken.ch SEO score

83

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

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

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Redken.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Redken.ch 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

redken.ch

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