Tools & Wizards About Us
installatiekracht.nl screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

installatiekracht.nl

Technisch werk en personeel in Oost-Nederland / Achterhoek | Lubron Technical Services

Page Load Speed

4.2 sec in total

First Response

370 ms

Resources Loaded

3.4 sec

Page Rendered

429 ms

installatiekracht.nl screenshot

About Website

Visit installatiekracht.nl now to see the best up-to-date Installatiekracht content and also check out these interesting facts you probably never knew about installatiekracht.nl

Lubron Technical Services is intermediair in de techniek in Oost Nederland / Achterhoek. Technisch werk, vacatures en personeel. Bekijk vacatures en solliciteer direct!

Visit installatiekracht.nl

Key Findings

We analyzed Installatiekracht.nl page load time and found that the first response time was 370 ms and then it took 3.9 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

installatiekracht.nl performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

installatiekracht.nl

370 ms

www.lubron.nl

361 ms

lubron.nl

643 ms

bootstrap.min.css

100 ms

font-awesome.css

197 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Installatiekracht.nl, 93% (77 requests) were made to Lubron.nl and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (833 ms) relates to the external source Lubron.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 153.9 kB (3%)

Content Size

5.6 MB

After Optimization

5.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Installatiekracht.nl main page is 5.6 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. 60% of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 31.8 kB

  • Original 39.0 kB
  • After minification 34.5 kB
  • After compression 7.2 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 4.4 kB, which is 11% 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 31.8 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 23.9 kB

  • Original 5.1 MB
  • After minification 5.1 MB

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. Installatiekracht images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 65.6 kB

  • Original 345.1 kB
  • After minification 334.3 kB
  • After compression 279.5 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 65.6 kB or 19% of the original size.

CSS Optimization

-22%

Potential reduce by 32.6 kB

  • Original 146.9 kB
  • After minification 140.5 kB
  • After compression 114.3 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. Installatiekracht.nl needs all CSS files to be minified and compressed as it can save up to 32.6 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (76%)

Requests Now

74

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Installatiekracht. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

installatiekracht.nl

installatiekracht.nl

370 ms

www.lubron.nl

www.lubron.nl

361 ms

lubron.nl

lubron.nl

643 ms

bootstrap.min.css

bootstrap.min.css

100 ms

font-awesome.css

font-awesome.css

197 ms

bootstrap.min.css

bootstrap.min.css

365 ms

style.css

style.css

274 ms

header-default.css

header-default.css

277 ms

footer-v1.css

footer-v1.css

279 ms

animate.css

animate.css

280 ms

line-icons.css

line-icons.css

288 ms

lubron-blue.css

lubron-blue.css

375 ms

custom.css

custom.css

378 ms

jquery-ui.min.css

jquery-ui.min.css

379 ms

jquery-ui.theme.min.css

jquery-ui.theme.min.css

382 ms

masterslider.css

masterslider.css

415 ms

bootstrap-datetimepicker.min.css

bootstrap-datetimepicker.min.css

453 ms

video-js.min.css

video-js.min.css

457 ms

open_sans-300-400-600-700-800.css

open_sans-300-400-600-700-800.css

458 ms

sweetalert2.css

sweetalert2.css

460 ms

lubronnl.css

lubronnl.css

466 ms

jquery-2.1.4.min.js

jquery-2.1.4.min.js

511 ms

bootstrap.min.js

bootstrap.min.js

543 ms

jquery-ui.min.js

jquery-ui.min.js

736 ms

moment-with-locales.js

moment-with-locales.js

742 ms

mobile-detect.min.js

mobile-detect.min.js

553 ms

bootstrap-datetimepicker.min.js

bootstrap-datetimepicker.min.js

558 ms

jquery.tablesorter.min.js

jquery.tablesorter.min.js

604 ms

jquery.maskedinput.min.js

jquery.maskedinput.min.js

633 ms

video.js

video.js

741 ms

jquery.ui.touch-punch.min.js

jquery.ui.touch-punch.min.js

652 ms

jquery.dirtyforms.min.js

jquery.dirtyforms.min.js

696 ms

jquery.easing.min.js

jquery.easing.min.js

723 ms

js.cookie.js

js.cookie.js

743 ms

masterslider.js

masterslider.js

817 ms

sweetalert2.min.js

sweetalert2.min.js

815 ms

layout.js

layout.js

825 ms

search.js

search.js

833 ms

js

js

76 ms

back-to-top.js

back-to-top.js

832 ms

smoothScroll.js

smoothScroll.js

736 ms

modernizr.js

modernizr.js

713 ms

ie8.css

ie8.css

639 ms

blocks.css

blocks.css

646 ms

plugins.css

plugins.css

654 ms

app.css

app.css

654 ms

one-theme.css

one-theme.css

652 ms

style-switcher.css

style-switcher.css

629 ms

jquery.cslider.js

jquery.cslider.js

730 ms

owl.carousel.js

owl.carousel.js

729 ms

waypoints.min.js

waypoints.min.js

727 ms

jquery.counterup.min.js

jquery.counterup.min.js

728 ms

custom.js

custom.js

695 ms

app.js

app.js

658 ms

owl-carousel.js

owl-carousel.js

655 ms

parallax-slider.js

parallax-slider.js

711 ms

functions.js

functions.js

708 ms

retina.min.js

retina.min.js

701 ms

logo-lubron-stamp.png

logo-lubron-stamp.png

149 ms

mobile-home1.jpg

mobile-home1.jpg

541 ms

mobile-home7.jpg

mobile-home7.jpg

452 ms

mobile-home2.jpg

mobile-home2.jpg

551 ms

mobile-home6.jpg

mobile-home6.jpg

471 ms

mobile-home5.jpg

mobile-home5.jpg

472 ms

mobile-home3.jpg

mobile-home3.jpg

550 ms

mobile-home4.jpg

mobile-home4.jpg

632 ms

Afscheid_Bertie_en_hannes.JPG

Afscheid_Bertie_en_hannes.JPG

563 ms

Afscheid_van_4_lubron_mannen.jpg

Afscheid_van_4_lubron_mannen.jpg

564 ms

Dirk_afscheid.JPG

Dirk_afscheid.JPG

631 ms

Advertentie_Contact_een_nieuwe_werkplek_in_3_weken.JPG

Advertentie_Contact_een_nieuwe_werkplek_in_3_weken.JPG

646 ms

open_sans-400.woff

open_sans-400.woff

582 ms

open_sans-300.woff

open_sans-300.woff

598 ms

open_sans-600.woff

open_sans-600.woff

598 ms

open_sans-700.woff

open_sans-700.woff

657 ms

open_sans-800.woff

open_sans-800.woff

657 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

673 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

591 ms

analytics.js

analytics.js

18 ms

collect

collect

32 ms

collect

collect

47 ms

ga-audiences

ga-audiences

50 ms

font-awesome.css

font-awesome.css

95 ms

print.css

print.css

93 ms

Accessibility Review

installatiekracht.nl accessibility score

90

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

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

installatiekracht.nl best practices score

67

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

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

Page has valid source maps

SEO Factors

installatiekracht.nl SEO score

89

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

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Installatiekracht.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 Installatiekracht.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

installatiekracht.nl

Open Graph data is detected on the main page of Installatiekracht. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: