Tools & Wizards About Us
sensors.nl screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

sensors.nl

Sensors.nl - Bestel uw Sensoren online bij sensors.nl

Page Load Speed

4.2 sec in total

First Response

1 sec

Resources Loaded

2.8 sec

Page Rendered

373 ms

sensors.nl screenshot

About Website

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

✓Snelle levering ✓Online advies. Toonaangevende totaalleverancier van sensoren voor de industrie en maritieme sector.

Visit sensors.nl

Key Findings

We analyzed Sensors.nl page load time and found that the first response time was 1 sec and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

sensors.nl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value23.1 s

0/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value9,460 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value22.2 s

1/100

10%

Network Requests Diagram

www.marktechnical.nl

1006 ms

marktechnical.css

112 ms

jquery.min.js

36 ms

jquery-ui.min.js

28 ms

bootstrap.min.js

208 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Sensors.nl, 3% (2 requests) were made to Ajax.googleapis.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Marktechnical.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 336.3 kB (17%)

Content Size

2.0 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sensors.nl main page is 2.0 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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.3 kB

  • Original 31.3 kB
  • After minification 28.7 kB
  • After compression 7.0 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 24.3 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 54.8 kB

  • Original 1.6 MB
  • After minification 1.5 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. Sensors images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 133.2 kB

  • Original 232.2 kB
  • After minification 221.1 kB
  • After compression 99.0 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 133.2 kB or 57% of the original size.

CSS Optimization

-83%

Potential reduce by 124.0 kB

  • Original 149.2 kB
  • After minification 145.6 kB
  • After compression 25.1 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. Sensors.nl needs all CSS files to be minified and compressed as it can save up to 124.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (36%)

Requests Now

53

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sensors. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.marktechnical.nl

www.marktechnical.nl

1006 ms

marktechnical.css

marktechnical.css

112 ms

jquery.min.js

jquery.min.js

36 ms

jquery-ui.min.js

jquery-ui.min.js

28 ms

bootstrap.min.js

bootstrap.min.js

208 ms

slidebars.min.js

slidebars.min.js

217 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

393 ms

js.cookie.js

js.cookie.js

217 ms

jquery.cookie.js

jquery.cookie.js

217 ms

jquery.cookiecuttr.js

jquery.cookiecuttr.js

221 ms

jquery.marktechnical.js

jquery.marktechnical.js

334 ms

conversion.js

conversion.js

31 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

324 ms

bootstrap.min.css

bootstrap.min.css

312 ms

cookiecuttr.css

cookiecuttr.css

219 ms

jquery.dataTables.min.css

jquery.dataTables.min.css

220 ms

css

css

23 ms

css

css

36 ms

analytics.js

analytics.js

9 ms

48 ms

flag_nl.png

flag_nl.png

133 ms

flag_en.png

flag_en.png

130 ms

logo.png

logo.png

292 ms

Library-020---Kloet-350.jpg

Library-020---Kloet-350.jpg

399 ms

Library-Pano-009---Kloet-350.jpg

Library-Pano-009---Kloet-350.jpg

305 ms

Library-Pano-026---Kloet-350.jpg

Library-Pano-026---Kloet-350.jpg

494 ms

Library-042---Kloet-350.jpg

Library-042---Kloet-350.jpg

422 ms

Library-032---Kloet-350.jpg

Library-032---Kloet-350.jpg

687 ms

slide-pand-350.jpg

slide-pand-350.jpg

600 ms

Library-021---Kloet-350.jpg

Library-021---Kloet-350.jpg

608 ms

Library-026---Kloet-350.jpg

Library-026---Kloet-350.jpg

507 ms

010Kloet2015Aerials-350.jpg

010Kloet2015Aerials-350.jpg

719 ms

MTU-Kloet-350.jpg

MTU-Kloet-350.jpg

788 ms

Library-030---Kloet-350.jpg

Library-030---Kloet-350.jpg

708 ms

Library-035---Kloet-350.jpg

Library-035---Kloet-350.jpg

897 ms

everything-under-control.png

everything-under-control.png

716 ms

model_3750.png

model_3750.png

990 ms

Temperatuursensoren%20en%20transmitters.jpg

Temperatuursensoren%20en%20transmitters.jpg

816 ms

52551f4825218.jpg

52551f4825218.jpg

824 ms

8252_F_01_S.jpg

8252_F_01_S.jpg

825 ms

Maritime%20industry%202016.png

Maritime%20industry%202016.png

902 ms

WoTS2016-Banner.jpg

WoTS2016-Banner.jpg

922 ms

Offshore%20Energy%202016.jpg

Offshore%20Energy%202016.jpg

936 ms

Hannover%20Messe.png

Hannover%20Messe.png

933 ms

footerlogos.png

footerlogos.png

1017 ms

shipserv-banner.gif

shipserv-banner.gif

1017 ms

piwik.js

piwik.js

298 ms

collect

collect

33 ms

39 ms

collect

collect

55 ms

ga-audiences

ga-audiences

18 ms

widget_v2.134.js

widget_v2.134.js

12 ms

__$$__stringtable_lang_nl.js

__$$__stringtable_lang_nl.js

9 ms

piwik.php

piwik.php

119 ms

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

20 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

659 ms

icomoon.woff

icomoon.woff

673 ms

flexslider-icon.woff

flexslider-icon.woff

673 ms

Accessibility Review

sensors.nl accessibility score

75

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

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

Links do not have a discernible name

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

sensors.nl 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sensors.nl SEO score

98

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

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

sensors.nl

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