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daslack.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

daslack.com

Home - DAS Lack GmbH

Page Load Speed

3.5 sec in total

First Response

454 ms

Resources Loaded

2.8 sec

Page Rendered

231 ms

daslack.com screenshot

About Website

Click here to check amazing DAS Lack content. Otherwise, check out these important facts you probably never knew about daslack.com

Die DAS Lack GmbH in 45357 Essen und Oberhausen ist Ihr Partner für Bauchemie und Industriewerkstoffe wie Lacke und Beschichtungen in hoher Qualität.

Visit daslack.com

Key Findings

We analyzed Daslack.com page load time and found that the first response time was 454 ms and then it took 3.1 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

daslack.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value13.9 s

10/100

10%

Network Requests Diagram

daslack.com

454 ms

www.daslack.com

706 ms

styles.css

163 ms

jquery.js

321 ms

jquery.lightbox-0.5.js

334 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 90% of them (18 requests) were addressed to the original Daslack.com, 5% (1 request) were made to Tracker.webstyle.de and 5% (1 request) were made to Tracker.webstyle.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Daslack.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.7 kB (23%)

Content Size

423.4 kB

After Optimization

324.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Daslack.com main page is 423.4 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. 20% of websites need less resources to load. Images take 284.4 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 6.7 kB

  • Original 9.4 kB
  • After minification 8.7 kB
  • After compression 2.8 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 6.7 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 5.6 kB

  • Original 284.4 kB
  • After minification 278.8 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. DAS Lack images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 76.5 kB

  • Original 116.6 kB
  • After minification 101.5 kB
  • After compression 40.1 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 76.5 kB or 66% of the original size.

CSS Optimization

-76%

Potential reduce by 9.9 kB

  • Original 13.1 kB
  • After minification 10.0 kB
  • After compression 3.1 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. Daslack.com needs all CSS files to be minified and compressed as it can save up to 9.9 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (39%)

Requests Now

18

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DAS Lack. 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

daslack.com

daslack.com

454 ms

www.daslack.com

www.daslack.com

706 ms

styles.css

styles.css

163 ms

jquery.js

jquery.js

321 ms

jquery.lightbox-0.5.js

jquery.lightbox-0.5.js

334 ms

jquery.lightbox-0.5.css

jquery.lightbox-0.5.css

332 ms

script.js

script.js

330 ms

mailmask.js

mailmask.js

333 ms

cufon-yui.js

cufon-yui.js

330 ms

Kozuka_Gothic_Pro_OpenType_400-Kozuka_Gothic_Pro_OpenType_700.font.js

Kozuka_Gothic_Pro_OpenType_400-Kozuka_Gothic_Pro_OpenType_700.font.js

476 ms

tracker.js

tracker.js

328 ms

bg-body.jpg

bg-body.jpg

1030 ms

bg-header.png

bg-header.png

703 ms

daslack-beate-herbrechter.png

daslack-beate-herbrechter.png

166 ms

bg-main-navi.png

bg-main-navi.png

165 ms

bg-subnavi.png

bg-subnavi.png

161 ms

bg-li.png

bg-li.png

164 ms

bg-nach-oben.png

bg-nach-oben.png

320 ms

counter.js

counter.js

524 ms

print.css

print.css

163 ms

Accessibility Review

daslack.com accessibility score

78

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

daslack.com 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

daslack.com SEO score

93

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

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 Daslack.com 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 Daslack.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

daslack.com

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