Tools & Wizards About Us
fenestra-info.de screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

fenestra-info.de

FENESTRA GmbH: Haustüren, Fenster, Rollladen für Aachen

Page Load Speed

2 sec in total

First Response

53 ms

Resources Loaded

1.8 sec

Page Rendered

146 ms

fenestra-info.de screenshot

About Website

Visit fenestra-info.de now to see the best up-to-date FENESTRA Info content and also check out these interesting facts you probably never knew about fenestra-info.de

Fenestra GmbH - Haustür, Fenster, Rolladen in Aachen, Düren, Stolberg, Eschweiler, Jülich, Heinsberg, Alsdorf, Baesweiler, Roetgen, Köln, Düsseldorf, Würselen

Visit fenestra-info.de

Key Findings

We analyzed Fenestra-info.de page load time and found that the first response time was 53 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

fenestra-info.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value32.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value33.2 s

0/100

25%

SI (Speed Index)

Value35.7 s

0/100

10%

TBT (Total Blocking Time)

Value1,550 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.159

73/100

15%

TTI (Time to Interactive)

Value36.4 s

0/100

10%

Network Requests Diagram

fenestra-info.de

53 ms

fenestra-info.de

89 ms

style.css

77 ms

skeleton-responsive.css

92 ms

layout-responsive.css

70 ms

Our browser made a total of 357 requests to load all elements on the main page. We found that 13% of them (47 requests) were addressed to the original Fenestra-info.de, 82% (292 requests) were made to Fonts.googleapis.com and 2% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (467 ms) belongs to the original domain Fenestra-info.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.0 kB (4%)

Content Size

2.6 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fenestra-info.de main page is 2.6 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. Only a small number of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 32.8 kB

  • Original 44.0 kB
  • After minification 42.1 kB
  • After compression 11.2 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 32.8 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 51.1 kB

  • Original 2.3 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. FENESTRA Info images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

  • Original 181.0 kB
  • After minification 181.0 kB
  • After compression 178.4 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

-5%

Potential reduce by 4.4 kB

  • Original 81.2 kB
  • After minification 81.2 kB
  • After compression 76.8 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. Fenestra-info.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 323 (93%)

Requests Now

346

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 346 CSS, Javascripts, AJAX and image requests in order to completely render the main page of FENESTRA Info. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 303 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

fenestra-info.de

fenestra-info.de

53 ms

fenestra-info.de

fenestra-info.de

89 ms

style.css

style.css

77 ms

skeleton-responsive.css

skeleton-responsive.css

92 ms

layout-responsive.css

layout-responsive.css

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lightbox.min.css

79 ms

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josh-font-style.css

86 ms

download-css.css

download-css.css

131 ms

wpgmza_style.css

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superfish.css

superfish.css

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prettyPhoto.css

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flexslider.css

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jquery.js

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jquery-migrate.min.js

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jquery.fitvids.js

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181 ms

cookiechoices.js

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wp-lightbox-2.min.js

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superfish.js

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supersub.js

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hoverIntent.js

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Accessibility Review

fenestra-info.de accessibility score

57

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.

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

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

fenestra-info.de best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

fenestra-info.de SEO score

86

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fenestra-info.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 Fenestra-info.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

fenestra-info.de

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