Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

heizoel24.de

Heizöl Preisvergleich beim Testsieger » HeizOel24 ✓

Page Load Speed

4 sec in total

First Response

301 ms

Resources Loaded

2.7 sec

Page Rendered

1 sec

heizoel24.de screenshot

About Website

Welcome to heizoel24.de homepage info - get ready to check Heiz Oel24 best content for Germany right away, or after learning these important things about heizoel24.de

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Key Findings

We analyzed Heizoel24.de page load time and found that the first response time was 301 ms and then it took 3.7 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

heizoel24.de performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value2,510 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

heizoel24.de

301 ms

heizoel24.de

441 ms

www.heizoel24.de

744 ms

uc.js

25 ms

heizoel24-logo-ac97875.svg

216 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 97% of them (31 requests) were addressed to the original Heizoel24.de, 3% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (766 ms) belongs to the original domain Heizoel24.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 540.4 kB (77%)

Content Size

704.6 kB

After Optimization

164.2 kB

In fact, the total size of Heizoel24.de main page is 704.6 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. 40% of websites need less resources to load. HTML takes 526.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 451.2 kB

  • Original 526.8 kB
  • After minification 525.7 kB
  • After compression 75.6 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 451.2 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 1.3 kB

  • Original 64.6 kB
  • After minification 63.3 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. Heiz Oel24 images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 87.9 kB

  • Original 113.2 kB
  • After minification 113.2 kB
  • After compression 25.3 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 87.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (65%)

Requests Now

23

After Optimization

8

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heiz Oel24. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

heizoel24.de accessibility score

81

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

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.

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

heizoel24.de 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

heizoel24.de SEO score

100

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

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 Heizoel24.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 Heizoel24.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 Heiz Oel24. 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: