Tools & Wizards About Us
haarman.nl screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    54% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

haarman.nl

Haarman Installatietechniek – De Airco & Verwarming Specialist van Enschede

Page Load Speed

4.6 sec in total

First Response

806 ms

Resources Loaded

3.2 sec

Page Rendered

598 ms

haarman.nl screenshot

About Website

Welcome to haarman.nl homepage info - get ready to check Haarman best content right away, or after learning these important things about haarman.nl

Visit haarman.nl

Key Findings

We analyzed Haarman.nl page load time and found that the first response time was 806 ms and then it took 3.8 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

haarman.nl performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.205

60/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

haarman.nl

806 ms

8bmfw.css

114 ms

8bmfw.css

221 ms

css

58 ms

8bmfw.css

272 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 81% of them (38 requests) were addressed to the original Haarman.nl, 6% (3 requests) were made to Fonts.googleapis.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (806 ms) belongs to the original domain Haarman.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.7 kB (14%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Haarman.nl main page is 1.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 941.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 59.7 kB

  • Original 75.1 kB
  • After minification 65.7 kB
  • After compression 15.4 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 9.4 kB, which is 12% 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 59.7 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 66.3 kB

  • Original 941.6 kB
  • After minification 875.2 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. Haarman images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 28.6 kB

  • Original 187.3 kB
  • After minification 187.3 kB
  • After compression 158.7 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 28.6 kB or 15% of the original size.

CSS Optimization

-25%

Potential reduce by 26.0 kB

  • Original 104.6 kB
  • After minification 104.6 kB
  • After compression 78.6 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. Haarman.nl needs all CSS files to be minified and compressed as it can save up to 26.0 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (40%)

Requests Now

43

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haarman. 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 from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

haarman.nl

haarman.nl

806 ms

8bmfw.css

8bmfw.css

114 ms

8bmfw.css

8bmfw.css

221 ms

css

css

58 ms

8bmfw.css

8bmfw.css

272 ms

css

css

56 ms

8bmfw.css

8bmfw.css

438 ms

8bmfw.js

8bmfw.js

275 ms

8bmfw.js

8bmfw.js

619 ms

js

js

89 ms

css

css

64 ms

frontend.js

frontend.js

321 ms

index.js

index.js

325 ms

index.js

index.js

352 ms

navigation.js

navigation.js

363 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

423 ms

pum-site-scripts.js

pum-site-scripts.js

426 ms

complianz.min.js

complianz.min.js

466 ms

close.png

close.png

180 ms

loading.gif

loading.gif

167 ms

prev.png

prev.png

167 ms

next.png

next.png

164 ms

haarmanlogo5.png

haarmanlogo5.png

326 ms

Haarman-Enschede-WhatsApp.png

Haarman-Enschede-WhatsApp.png

217 ms

slider-shadow.png

slider-shadow.png

217 ms

storing1-e1642515321864.png

storing1-e1642515321864.png

217 ms

banner.png

banner.png

304 ms

waterontharder1.jpg

waterontharder1.jpg

327 ms

Diva-airconditioning-oerview-e1642511145408.png

Diva-airconditioning-oerview-e1642511145408.png

485 ms

Diva-airconditioning-oerview-1-375x250.png

Diva-airconditioning-oerview-1-375x250.png

485 ms

Warmtepompboiler-binnenlucht-780x1024-1-375x250.jpg

Warmtepompboiler-binnenlucht-780x1024-1-375x250.jpg

323 ms

18073-375x250.jpg

18073-375x250.jpg

460 ms

installq.png

installq.png

460 ms

icon-hybrid-hero.png

icon-hybrid-hero.png

460 ms

f-gassen-banner-2.png

f-gassen-banner-2.png

461 ms

TechniekNederland_Logo_Paars.png

TechniekNederland_Logo_Paars.png

461 ms

haarman-Thuiscomfort.png

haarman-Thuiscomfort.png

495 ms

Haarman-Enschede-WhatsApp-150x150.png

Haarman-Enschede-WhatsApp-150x150.png

526 ms

js

js

131 ms

analytics.js

analytics.js

127 ms

esDR31xSG-6AGleN2tWklpUEGpA.woff

esDR31xSG-6AGleN2tWklpUEGpA.woff

125 ms

haarman1.png

haarman1.png

736 ms

toggle-border.jpg

toggle-border.jpg

333 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

353 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

272 ms

collect

collect

27 ms

collect

collect

43 ms

Accessibility Review

haarman.nl accessibility score

80

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

haarman.nl best practices score

67

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

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

haarman.nl SEO score

79

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Haarman.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Haarman.nl 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

haarman.nl

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