Tools & Wizards About Us
regel-air-fensterluefter.de screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

regel-air-fensterluefter.de

Regel-air® FensterLüfter, RegelDichtung & FensterRiegel | Regel-air®

Page Load Speed

2.5 sec in total

First Response

256 ms

Resources Loaded

2.2 sec

Page Rendered

80 ms

regel-air-fensterluefter.de screenshot

About Website

Welcome to regel-air-fensterluefter.de homepage info - get ready to check Regel Air Fenster Luefter best content right away, or after learning these important things about regel-air-fensterluefter.de

Fensterlüfter & Überströmdichtung: Gesundes Raumklima. Effiziente Wohnungslüftung & Verbrennungsluftversorgung. Aushebelsicherung für mehr Si…

Visit regel-air-fensterluefter.de

Key Findings

We analyzed Regel-air-fensterluefter.de page load time and found that the first response time was 256 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

regel-air-fensterluefter.de performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value5.7 s

69/100

10%

Network Requests Diagram

regel-air-fensterluefter.de

256 ms

www.regel-air.de

730 ms

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.css

305 ms

font-awesome.min.css

37 ms

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.js

660 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Regel-air-fensterluefter.de, 90% (26 requests) were made to Regel-air.de and 7% (2 requests) were made to Stackpath.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (730 ms) relates to the external source Regel-air.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.7 kB (17%)

Content Size

820.7 kB

After Optimization

678.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Regel-air-fensterluefter.de main page is 820.7 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. 30% of websites need less resources to load. Images take 380.4 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 102.2 kB

  • Original 120.4 kB
  • After minification 120.4 kB
  • After compression 18.2 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 102.2 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 39.8 kB

  • Original 380.4 kB
  • After minification 340.6 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. Regel Air Fenster Luefter images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 203.6 kB
  • After minification 203.6 kB
  • After compression 203.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 655 B

  • Original 116.4 kB
  • After minification 116.4 kB
  • After compression 115.7 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. Regel-air-fensterluefter.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (29%)

Requests Now

24

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Regel Air Fenster Luefter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

regel-air-fensterluefter.de

regel-air-fensterluefter.de

256 ms

www.regel-air.de

www.regel-air.de

730 ms

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.css

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.css

305 ms

font-awesome.min.css

font-awesome.min.css

37 ms

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.js

1717445819_37319dc2359bcce0ab8fcf2cdb257de8.js

660 ms

33-33-FFL-einzeln_800x800.png

33-33-FFL-einzeln_800x800.png

101 ms

33-33-FORTE_800x800.jpg

33-33-FORTE_800x800.jpg

201 ms

33-33-Plus_800x800.jpg

33-33-Plus_800x800.jpg

367 ms

FFL-Luftvolumenstrom-Anzeige_800x800.png

FFL-Luftvolumenstrom-Anzeige_800x800.png

277 ms

PLUS-Luftvolumenstrom-Anzeige_800x800.png

PLUS-Luftvolumenstrom-Anzeige_800x800.png

280 ms

FORTE-Luftvolumenstrom-Anzeige_800x800.png

FORTE-Luftvolumenstrom-Anzeige_800x800.png

289 ms

fensterfalzluefter-holzfenster-fflh-luftvolumenstrom-anzeige_800x800.png

fensterfalzluefter-holzfenster-fflh-luftvolumenstrom-anzeige_800x800.png

299 ms

Balken-Luftvolumen-FFLHA-Typ-23_800x800.png

Balken-Luftvolumen-FFLHA-Typ-23_800x800.png

371 ms

fensterfalzluefter-holzfenster-fflhmax-luftvolumenstrom-anzeige_800x800.png

fensterfalzluefter-holzfenster-fflhmax-luftvolumenstrom-anzeige_800x800.png

376 ms

fensterfalzluefter-holz-alufenster-fflha-typ-23-einzelteile_800x800.jpg

fensterfalzluefter-holz-alufenster-fflha-typ-23-einzelteile_800x800.jpg

482 ms

FFLHmax-580x400pxUjUYybmqTdtCl_800x800.jpg

FFLHmax-580x400pxUjUYybmqTdtCl_800x800.jpg

399 ms

fensterfalzluefter-holzfenster-fflh-typ-24-einzelteile_800x800.jpg

fensterfalzluefter-holzfenster-fflh-typ-24-einzelteile_800x800.jpg

403 ms

fensterfalzluefter-holzfenster-fflh-typ-14-einzelteile_800x800.jpg

fensterfalzluefter-holzfenster-fflh-typ-14-einzelteile_800x800.jpg

460 ms

FFL-im-Fenster-grauer-Hintergrund-540x400_800x800.jpg

FFL-im-Fenster-grauer-Hintergrund-540x400_800x800.jpg

464 ms

FFLHmax-braun-montiert-grauer-Hintergrund_800x800.jpg

FFLHmax-braun-montiert-grauer-Hintergrund_800x800.jpg

561 ms

FFLuni-am-Alufenster-grauer-Hintergrund-580x400n0eW1xk7TicgT_800x800.jpg

FFLuni-am-Alufenster-grauer-Hintergrund-580x400n0eW1xk7TicgT_800x800.jpg

497 ms

FFLuni-im-Fenster-Holz-Alu-grauer-Hintergrund-580x400wUULHqONZRfat_800x800.jpg

FFLuni-im-Fenster-Holz-Alu-grauer-Hintergrund-580x400wUULHqONZRfat_800x800.jpg

499 ms

fensterfalzluefter-holzfenster-ffluni-luftvolumenstrom-anzeige_800x800_800x800.png

fensterfalzluefter-holzfenster-ffluni-luftvolumenstrom-anzeige_800x800_800x800.png

555 ms

FFLuni-weiss-mit-Hintergrund_800x800.jpg

FFLuni-weiss-mit-Hintergrund_800x800.jpg

650 ms

FFL-m_Luftvolumenstrom-Anzeige_800x800.png

FFL-m_Luftvolumenstrom-Anzeige_800x800.png

580 ms

FFL-m-L-fter-offen-gechlossen_800x800.jpg

FFL-m-L-fter-offen-gechlossen_800x800.jpg

610 ms

varela-round-v10-latin-regular.woff

varela-round-v10-latin-regular.woff

556 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

18 ms

shopware.woff

shopware.woff

611 ms

Accessibility Review

regel-air-fensterluefter.de accessibility score

95

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

Links do not have a discernible name

Best Practices

regel-air-fensterluefter.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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

regel-air-fensterluefter.de SEO score

91

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

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 Regel-air-fensterluefter.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 Regel-air-fensterluefter.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

regel-air-fensterluefter.de

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