Tools & Wizards About Us
heini-jacobs.de screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

heini-jacobs.de

Meisterbetrieb für Heizung, Sanitär, Klempnerei und Solar. Enger Geschäftspartner von Buderus. Neben Klempnerarbeiten an Fassade und Dach, übernehmen ...

Page Load Speed

2.3 sec in total

First Response

387 ms

Resources Loaded

1.8 sec

Page Rendered

184 ms

heini-jacobs.de screenshot

About Website

Welcome to heini-jacobs.de homepage info - get ready to check Heini Jacobs best content right away, or after learning these important things about heini-jacobs.de

Firma Heini Jacobs - Sanitäre Installation, Heizung, Klempnerei, Solar für den Großraum Itzehoe und Hamburg

Visit heini-jacobs.de

Key Findings

We analyzed Heini-jacobs.de page load time and found that the first response time was 387 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

heini-jacobs.de performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

heini-jacobs.de

387 ms

reset.css

112 ms

screen.css

201 ms

css

18 ms

1.2.7.js

604 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Heini-jacobs.de, 4% (1 request) were made to Fonts.googleapis.com and 4% (1 request) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (768 ms) belongs to the original domain Heini-jacobs.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 102.8 kB (27%)

Content Size

378.8 kB

After Optimization

276.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heini-jacobs.de main page is 378.8 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 220.1 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 7.1 kB

  • Original 11.0 kB
  • After minification 10.8 kB
  • After compression 3.9 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. 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 7.1 kB or 65% of the original size.

Image Optimization

-1%

Potential reduce by 1.5 kB

  • Original 220.1 kB
  • After minification 218.6 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. Heini Jacobs images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 92.2 kB

  • Original 141.9 kB
  • After minification 141.9 kB
  • After compression 49.6 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 92.2 kB or 65% of the original size.

CSS Optimization

-32%

Potential reduce by 1.9 kB

  • Original 5.9 kB
  • After minification 5.9 kB
  • After compression 4.0 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. Heini-jacobs.de needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 32% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

25

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heini Jacobs. According to our analytics all requests are already optimized.

Network Requests Diagram

heini-jacobs.de

heini-jacobs.de

387 ms

reset.css

reset.css

112 ms

screen.css

screen.css

201 ms

css

css

18 ms

1.2.7.js

1.2.7.js

604 ms

header-bg.gif

header-bg.gif

120 ms

logo.png

logo.png

116 ms

hotline-bg-2019.png

hotline-bg-2019.png

118 ms

navigation-bg.gif

navigation-bg.gif

205 ms

nav-hover.png

nav-hover.png

217 ms

slider-heini.gif

slider-heini.gif

768 ms

slider-heizung.jpg

slider-heizung.jpg

494 ms

slider3.jpg

slider3.jpg

385 ms

slider4.gif

slider4.gif

673 ms

tab-hover-bg.png

tab-hover-bg.png

313 ms

heizung.gif

heizung.gif

292 ms

teaser-klein-bg.png

teaser-klein-bg.png

381 ms

sanitaer-small.jpg

sanitaer-small.jpg

431 ms

klempnerei-small.jpg

klempnerei-small.jpg

465 ms

gas-wasser.gif

gas-wasser.gif

494 ms

solar-small.gif

solar-small.gif

587 ms

rohrreinigung-small.gif

rohrreinigung-small.gif

572 ms

footer.gif

footer.gif

578 ms

punkt.gif

punkt.gif

596 ms

button-bg.png

button-bg.png

688 ms

tab-bg.png

tab-bg.png

686 ms

vEFO2_JTCgwQ5ejvMV0O96D01E8J0tJXHKbBjMg.woff

vEFO2_JTCgwQ5ejvMV0O96D01E8J0tJXHKbBjMg.woff

6 ms

Accessibility Review

heini-jacobs.de accessibility score

94

Accessibility Issues

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

heini-jacobs.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

SEO Factors

heini-jacobs.de SEO score

75

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 Heini-jacobs.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 Heini-jacobs.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

heini-jacobs.de

Open Graph description is not detected on the main page of Heini Jacobs. 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: