Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

idm-energie.at

Wärmepumpen/Wärmepumpentechnik - iDM Energiesysteme GmbH

Page Load Speed

4.6 sec in total

First Response

477 ms

Resources Loaded

3.3 sec

Page Rendered

817 ms

idm-energie.at screenshot

About Website

Click here to check amazing IDM Energie content for Germany. Otherwise, check out these important facts you probably never knew about idm-energie.at

Wärmepumpen aus Österreich / Technologieführer bei Wärmepumpen / Nachhaltiges Heizen & Kühlen seit 1977 ► Jetzt bei iDM Energiesysteme informieren!

Visit idm-energie.at

Key Findings

We analyzed Idm-energie.at page load time and found that the first response time was 477 ms and then it took 4.1 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

idm-energie.at performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

19/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

idm-energie.at

477 ms

272 ms

screen.css

320 ms

jquery.1.9.0.min.js

652 ms

animation.1.4.2.js

326 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 73% of them (40 requests) were addressed to the original Idm-energie.at, 15% (8 requests) were made to Apis.google.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Idm-energie.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 144.1 kB (22%)

Content Size

661.9 kB

After Optimization

517.8 kB

In fact, the total size of Idm-energie.at main page is 661.9 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. 45% of websites need less resources to load. Images take 609.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 18.8 kB

  • Original 24.9 kB
  • After minification 24.3 kB
  • After compression 6.1 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 18.8 kB or 75% of the original size.

Image Optimization

-20%

Potential reduce by 119.3 kB

  • Original 609.4 kB
  • After minification 490.1 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, IDM Energie needs image optimization as it can save up to 119.3 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-22%

Potential reduce by 6.1 kB

  • Original 27.6 kB
  • After minification 27.6 kB
  • After compression 21.5 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 6.1 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (33%)

Requests Now

51

After Optimization

34

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IDM Energie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

idm-energie.at accessibility score

87

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

Best Practices

idm-energie.at best practices score

83

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

SEO Factors

idm-energie.at SEO score

99

Search Engine Optimization Advices

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 Idm-energie.at 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 Idm-energie.at 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 IDM Energie. 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: