Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

mair-heiztechnik.de

MAIR Heiztechnik: Fußbodenheizung, Wandheizung, Deckenkühlung: Home

Page Load Speed

2.9 sec in total

First Response

758 ms

Resources Loaded

2 sec

Page Rendered

123 ms

mair-heiztechnik.de screenshot

About Website

Click here to check amazing MAIR Heiztechnik content. Otherwise, check out these important facts you probably never knew about mair-heiztechnik.de

Mair Heiztechnik Innovationen mit Service: Hersteller und Lieferant von Fußbodenheizungen, Wandheizungen, Deckenkühlungen, Partner für Heizungsbauer, Planungsbüros und Architekten

Visit mair-heiztechnik.de

Key Findings

We analyzed Mair-heiztechnik.de page load time and found that the first response time was 758 ms and then it took 2.1 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

mair-heiztechnik.de performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value4,970 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

mair-heiztechnik.de

758 ms

stylesheet_0816e696d3.css

441 ms

javascript_93077bb238.js

343 ms

layout_1-2-3.css

344 ms

checkflash.js

345 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 95% of them (35 requests) were addressed to the original Mair-heiztechnik.de, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (758 ms) belongs to the original domain Mair-heiztechnik.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 137.4 kB (54%)

Content Size

254.9 kB

After Optimization

117.5 kB

In fact, the total size of Mair-heiztechnik.de main page is 254.9 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. 15% of websites need less resources to load. Images take 181.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 13.7 kB

  • Original 17.1 kB
  • After minification 12.0 kB
  • After compression 3.4 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 5.1 kB, which is 30% 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 13.7 kB or 80% of the original size.

Image Optimization

-50%

Potential reduce by 90.7 kB

  • Original 181.3 kB
  • After minification 90.6 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. Obviously, MAIR Heiztechnik needs image optimization as it can save up to 90.7 kB or 50% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 1.1 kB

  • Original 18.9 kB
  • After minification 18.5 kB
  • After compression 17.8 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

-85%

Potential reduce by 31.9 kB

  • Original 37.6 kB
  • After minification 18.3 kB
  • After compression 5.7 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. Mair-heiztechnik.de needs all CSS files to be minified and compressed as it can save up to 31.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (56%)

Requests Now

36

After Optimization

16

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MAIR Heiztechnik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mair-heiztechnik.de accessibility score

98

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.

Best Practices

mair-heiztechnik.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Missing source maps for large first-party JavaScript

SEO Factors

mair-heiztechnik.de SEO score

77

Search Engine Optimization Advices

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 Mair-heiztechnik.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 Mair-heiztechnik.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 MAIR Heiztechnik. 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: