Tools & Wizards About Us
fenster-onlineverkauf.de screenshot

Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

fenster-onlineverkauf.de

Fenster jetzt online bestellen - LUXURY FENSTER

Page Load Speed

4.2 sec in total

First Response

260 ms

Resources Loaded

3.2 sec

Page Rendered

768 ms

fenster-onlineverkauf.de screenshot

About Website

Click here to check amazing Fenster Online Verkauf content for Germany. Otherwise, check out these important facts you probably never knew about fenster-onlineverkauf.de

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Key Findings

We analyzed Fenster-onlineverkauf.de page load time and found that the first response time was 260 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

fenster-onlineverkauf.de performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.099

90/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

fenster-onlineverkauf.de

260 ms

www.fenster-onlineverkauf.de

621 ms

js

40 ms

fensterkaufen.css

274 ms

swiper-bundle.min.js

497 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 84% of them (53 requests) were addressed to the original Fenster-onlineverkauf.de, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Fenster-onlineverkauf.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.6 kB (5%)

Content Size

3.3 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fenster-onlineverkauf.de main page is 3.3 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. 45% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 69.4 kB

  • Original 78.3 kB
  • After minification 53.8 kB
  • After compression 8.9 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 24.4 kB, which is 31% 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 69.4 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 21.9 kB

  • Original 2.9 MB
  • After minification 2.9 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. Fenster Online Verkauf images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 53.6 kB

  • Original 187.1 kB
  • After minification 187.1 kB
  • After compression 133.5 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 53.6 kB or 29% of the original size.

CSS Optimization

-19%

Potential reduce by 10.7 kB

  • Original 55.3 kB
  • After minification 55.3 kB
  • After compression 44.6 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. Fenster-onlineverkauf.de needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (19%)

Requests Now

58

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fenster Online Verkauf. 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 as a result speed up the page load time.

Network Requests Diagram

fenster-onlineverkauf.de

fenster-onlineverkauf.de

260 ms

www.fenster-onlineverkauf.de

www.fenster-onlineverkauf.de

621 ms

js

js

40 ms

fensterkaufen.css

fensterkaufen.css

274 ms

swiper-bundle.min.js

swiper-bundle.min.js

497 ms

fensterkaufen.js

fensterkaufen.js

632 ms

js

js

62 ms

analytics.js

analytics.js

17 ms

collect

collect

12 ms

collect

collect

75 ms

ga-audiences

ga-audiences

73 ms

logo-lf-fenster.png

logo-lf-fenster.png

176 ms

fensterweiss.png

fensterweiss.png

176 ms

fensterholz.png

fensterholz.png

279 ms

fensteralu.png

fensteralu.png

260 ms

balkontuer-thumbnail.png

balkontuer-thumbnail.png

264 ms

psk-thumbnail.png

psk-thumbnail.png

314 ms

hs-thumbnail.png

hs-thumbnail.png

339 ms

faltanlage.png

faltanlage.png

347 ms

pvchauseingangstuer.png

pvchauseingangstuer.png

400 ms

aluminiumtuer.png

aluminiumtuer.png

389 ms

holztuer.png

holztuer.png

405 ms

drutex-fenster.jpg

drutex-fenster.jpg

933 ms

faltanlage.jpg

faltanlage.jpg

874 ms

kunststofffenster.jpg

kunststofffenster.jpg

1782 ms

window-thumbnail.jpg

window-thumbnail.jpg

514 ms

balkontuer-thumbnail.jpg

balkontuer-thumbnail.jpg

515 ms

psk-thumbnail.jpg

psk-thumbnail.jpg

524 ms

hs-thumbnail.jpg

hs-thumbnail.jpg

659 ms

fst-thumbnail.jpg

fst-thumbnail.jpg

639 ms

tuer-thumbnail.jpg

tuer-thumbnail.jpg

665 ms

raffstore-thumbnail.jpg

raffstore-thumbnail.jpg

760 ms

schaufenster-thumbnail.jpg

schaufenster-thumbnail.jpg

784 ms

wintergarten-thumbnail.png

wintergarten-thumbnail.png

904 ms

deckleiste-thumbnail.png

deckleiste-thumbnail.png

991 ms

montagematerial-thumbnail.png

montagematerial-thumbnail.png

1038 ms

griffe-thumbnail.png

griffe-thumbnail.png

1009 ms

logo-ift.jpg

logo-ift.jpg

1026 ms

logo-tuv-14001.jpg

logo-tuv-14001.jpg

1045 ms

logo-tuv-9001.jpg

logo-tuv-9001.jpg

1117 ms

logo-paypal.jpg

logo-paypal.jpg

1118 ms

movie-frame-drutex-presentation.jpg

movie-frame-drutex-presentation.jpg

1145 ms

movie-frame-verglasungspakete.jpg

movie-frame-verglasungspakete.jpg

1174 ms

movie-frame-hauseingangstuer.jpg

movie-frame-hauseingangstuer.jpg

1254 ms

movie-frame-psk.jpg

movie-frame-psk.jpg

1358 ms

movie-frame-hebeschiebetuer.jpg

movie-frame-hebeschiebetuer.jpg

1310 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

13 ms

WDSy9G5kYXAAH0yK4AAAAAAFWJP5cAAA=

WDSy9G5kYXAAH0yK4AAAAAAFWJP5cAAA=

0 ms

hotjar-2755590.js

hotjar-2755590.js

110 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1158 ms

movie-frame-glasfaltwand.jpg

movie-frame-glasfaltwand.jpg

1143 ms

fenster-iglo5.png

fenster-iglo5.png

1465 ms

fenster-iglo5-classic.png

fenster-iglo5-classic.png

1305 ms

modules.404c8789d11e259a4872.js

modules.404c8789d11e259a4872.js

15 ms

fenster-iglo-energy.png

fenster-iglo-energy.png

1293 ms

fenster-iglo-energy-classic.png

fenster-iglo-energy-classic.png

1406 ms

fenster-holz-kiefer.png

fenster-holz-kiefer.png

1234 ms

fenster-holz-meranti.png

fenster-holz-meranti.png

1385 ms

bg-tile-06.png

bg-tile-06.png

1343 ms

bg-tile-05.png

bg-tile-05.png

1301 ms

bg-tile-07.png

bg-tile-07.png

1348 ms

bg-tile-footer-top.png

bg-tile-footer-top.png

1387 ms

bg-tile-footer-bottom.png

bg-tile-footer-bottom.png

1287 ms

Accessibility Review

fenster-onlineverkauf.de accessibility score

72

Accessibility Issues

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

Image elements do not have [alt] attributes

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.

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 IDs are not unique

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

fenster-onlineverkauf.de best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

fenster-onlineverkauf.de SEO score

90

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

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

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 Fenster-onlineverkauf.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 Fenster-onlineverkauf.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

fenster-onlineverkauf.de

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