Tools & Wizards About Us
kohlschein.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

kohlschein.com

Sustainable materials for print, display & packaging

Page Load Speed

3.2 sec in total

First Response

236 ms

Resources Loaded

2.2 sec

Page Rendered

799 ms

kohlschein.com screenshot

About Website

Welcome to kohlschein.com homepage info - get ready to check Kohlschein best content right away, or after learning these important things about kohlschein.com

Leading manufacturer of high-quality, stable & sustainable paperboards & cardboards made from renewable paper fiber raw materials. Made in Germany.

Visit kohlschein.com

Key Findings

We analyzed Kohlschein.com page load time and found that the first response time was 236 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

kohlschein.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value4,840 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

kohlschein.com

236 ms

kohlschein.com

387 ms

www.kohlschein.com

442 ms

220 ms

A.all.css,q1709652202.pagespeed.cf.eQ_A9SZC8T.css

368 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 14% of them (6 requests) were addressed to the original Kohlschein.com, 55% (23 requests) were made to Kohlschein.b-cdn.net and 12% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (760 ms) belongs to the original domain Kohlschein.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 206.7 kB (7%)

Content Size

3.2 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kohlschein.com main page is 3.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 204.9 kB

  • Original 223.5 kB
  • After minification 125.0 kB
  • After compression 18.6 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 98.5 kB, which is 44% 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 204.9 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 516 B

  • Original 2.2 MB
  • After minification 2.2 MB

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. Kohlschein images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 610.2 kB
  • After minification 610.2 kB
  • After compression 608.9 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 0 B

  • Original 120.5 kB
  • After minification 120.5 kB
  • After compression 120.5 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. Kohlschein.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (20%)

Requests Now

35

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kohlschein. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kohlschein.com

kohlschein.com

236 ms

kohlschein.com

kohlschein.com

387 ms

www.kohlschein.com

www.kohlschein.com

442 ms

220 ms

A.all.css,q1709652202.pagespeed.cf.eQ_A9SZC8T.css

A.all.css,q1709652202.pagespeed.cf.eQ_A9SZC8T.css

368 ms

js

js

73 ms

api.js

api.js

49 ms

all.js

all.js

760 ms

Sliderbilder_Kohlschein_Hochkant_Geschaeftsbereiche.jpg

Sliderbilder_Kohlschein_Hochkant_Geschaeftsbereiche.jpg

180 ms

recaptcha__en.js

recaptcha__en.js

77 ms

services-rollenverklebung-kohlschein-rkm-slider-mobil.png

services-rollenverklebung-kohlschein-rkm-slider-mobil.png

296 ms

lebensmittelverpackungen-kohlschein-macaronverpackung-eka-holzpappe.jpg

lebensmittelverpackungen-kohlschein-macaronverpackung-eka-holzpappe.jpg

147 ms

leitbild-kohlschein-werte-umwelt.jpg

leitbild-kohlschein-werte-umwelt.jpg

187 ms

leitbild-kohlschein-werte-fuehrung.jpg

leitbild-kohlschein-werte-fuehrung.jpg

143 ms

logo-kohlschein.png

logo-kohlschein.png

142 ms

startseite-kohlschein-rkm.jpg

startseite-kohlschein-rkm.jpg

261 ms

karton-kroma-inkjet-pro-kohlschein-oberflaechen-kantenansicht-new.jpg

karton-kroma-inkjet-pro-kohlschein-oberflaechen-kantenansicht-new.jpg

170 ms

karton-burano-black-kohlschein-oberflaechen-kantenansicht.jpg

karton-burano-black-kohlschein-oberflaechen-kantenansicht.jpg

247 ms

karton-studiocard-2s-kohlschein-oberflaechen-kantenansicht-new.jpg

karton-studiocard-2s-kohlschein-oberflaechen-kantenansicht-new.jpg

216 ms

startseite_sliderbild_nachhaltigkeit.png

startseite_sliderbild_nachhaltigkeit.png

208 ms

leitbild-kohlschein-werte-achtsamkeit_%281%29.jpg

leitbild-kohlschein-werte-achtsamkeit_%281%29.jpg

290 ms

ewald-kohlschein-historie.jpg

ewald-kohlschein-historie.jpg

328 ms

kreative-loesungen-kohlschein-geschaftsbereiche.jpg

kreative-loesungen-kohlschein-geschaftsbereiche.jpg

297 ms

Logo-Kohlschein-Footer.png

Logo-Kohlschein-Footer.png

342 ms

footer-icon-kohlschein-fsc.svg

footer-icon-kohlschein-fsc.svg

264 ms

footer-icon-kohlschein-pefc-90px.png

footer-icon-kohlschein-pefc-90px.png

336 ms

footer-icon-kohlschein-isega.png

footer-icon-kohlschein-isega.png

370 ms

EcoVadis_55px.webp

EcoVadis_55px.webp

330 ms

footer-icon-kohlschein-plastic-free.png

footer-icon-kohlschein-plastic-free.png

361 ms

footer-icon-kohlschein-iso.svg

footer-icon-kohlschein-iso.svg

368 ms

Made-in-Germany-55p.webp

Made-in-Germany-55p.webp

389 ms

Rechnung-Icon-01.svg

Rechnung-Icon-01.svg

336 ms

anchor

anchor

292 ms

styles__ltr.css

styles__ltr.css

4 ms

recaptcha__en.js

recaptcha__en.js

12 ms

IDLZ5bdCrEGdGR5FKKZfiIWvV7rMSlbAHUEzxUIOBQg.js

IDLZ5bdCrEGdGR5FKKZfiIWvV7rMSlbAHUEzxUIOBQg.js

35 ms

webworker.js

webworker.js

32 ms

logo_48.png

logo_48.png

20 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

40 ms

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

42 ms

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

45 ms

recaptcha__en.js

recaptcha__en.js

36 ms

Accessibility Review

kohlschein.com accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kohlschein.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

kohlschein.com 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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kohlschein.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Kohlschein.com 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

kohlschein.com

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