Access concat.de. Ihr führendes IT-Systemhaus in Deutschland

Report Summary

About Website

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

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value3,040 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

concat.de

232 ms

www.concat.de

286 ms

normalize.min.css

51 ms

style.min.css

31 ms

styles.css

26 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 91% of them (69 requests) were addressed to the original Concat.de, 3% (2 requests) were made to Unpkg.com and 1% (1 request) were made to Code.etracker.com. The less responsive or slowest element that took the longest time to load (606 ms) relates to the external source Code.etracker.com.

Content Size

709.4 kB

After Optimization

544.7 kB

In fact, the total size of Concat.de main page is 709.4 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. 65% of websites need less resources to load. Javascripts take 430.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 158.7 kB

Original 204.2 kB
After minification 204.2 kB
After compression 45.5 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 158.7 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 2.0 kB
After minification 2.0 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. Concat images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.4 kB

Original 430.8 kB
After minification 430.8 kB
After compression 426.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 1.5 kB

Original 72.2 kB
After minification 72.2 kB
After compression 70.8 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. Concat.de has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

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 Concat.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 Concat.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

concat.de

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Ihr führendes IT-Systemhaus in Deutschland - Concat AG

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)