Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

fiberline.de

Fiberline | Nachhaltige GFK-Profile, Roste und Planken

Page Load Speed

3.3 sec in total

First Response

492 ms

Resources Loaded

2.5 sec

Page Rendered

282 ms

About Website

Click here to check amazing Fiberline content. Otherwise, check out these important facts you probably never knew about fiberline.de

Fiberline ist einer der weltweit führenden Anbieter von intelligenten Verbundprofilen aus Glasfaser. Erkunden Sie die große GFK-Auswahl.

Visit fiberline.de

Key Findings

We analyzed Fiberline.de page load time and found that the first response time was 492 ms and then it took 2.8 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

fiberline.de performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value5,180 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

fiberline.de

492 ms

css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

190 ms

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

188 ms

css_IxcmlCbuE6KOKVaP9Rh90W6q9eVjTEzYjUEKwjQcJaw.css

192 ms

css_8RjBOqoQKHhzruA3RKDNDtTCiN7I_IBECJEfYzy8nBw.css

196 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 88% of them (42 requests) were addressed to the original Fiberline.de, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (927 ms) belongs to the original domain Fiberline.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 487.1 kB (52%)

Content Size

931.1 kB

After Optimization

444.0 kB

In fact, the total size of Fiberline.de main page is 931.1 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. 40% of websites need less resources to load. Javascripts take 343.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 32.4 kB

  • Original 41.0 kB
  • After minification 39.3 kB
  • After compression 8.6 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. 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 32.4 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 22.6 kB

  • Original 319.5 kB
  • After minification 297.0 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. Fiberline images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 241.2 kB

  • Original 343.2 kB
  • After minification 314.0 kB
  • After compression 102.0 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 241.2 kB or 70% of the original size.

CSS Optimization

-84%

Potential reduce by 191.0 kB

  • Original 227.4 kB
  • After minification 222.1 kB
  • After compression 36.4 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. Fiberline.de needs all CSS files to be minified and compressed as it can save up to 191.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (49%)

Requests Now

37

After Optimization

19

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fiberline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

fiberline.de accessibility score

81

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

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.

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

fiberline.de 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

High

Page has valid source maps

SEO Factors

fiberline.de 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

    EN

  • Encoding

    UTF-8

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

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