Tools & Wizards About Us
ervarenjaren.nl screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

ervarenjaren.nl

Hét uitzendbureau voor 50+ en gepensioneerden | ErvarenJaren

Page Load Speed

5.5 sec in total

First Response

282 ms

Resources Loaded

5 sec

Page Rendered

314 ms

ervarenjaren.nl screenshot

About Website

Click here to check amazing Ervaren Jaren content. Otherwise, check out these important facts you probably never knew about ervarenjaren.nl

ErvarenJaren is hét Nederlandse uitzendbureau voor 50+ en gepensioneerden. Want op werken staat geen leeftijd!

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Key Findings

We analyzed Ervarenjaren.nl page load time and found that the first response time was 282 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

ervarenjaren.nl performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value2,720 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.252

49/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

ervarenjaren.nl

282 ms

werknemers

2107 ms

css2

37 ms

main.css

99 ms

overwrites.css

200 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 62% of them (21 requests) were addressed to the original Ervarenjaren.nl, 26% (9 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Ervarenjaren.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 154.3 kB (12%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ervarenjaren.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. 65% of websites need less resources to load. Images take 929.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 94.0 kB

  • Original 108.9 kB
  • After minification 66.8 kB
  • After compression 14.9 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. This page needs HTML code to be minified as it can gain 42.1 kB, which is 39% 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 94.0 kB or 86% of the original size.

Image Optimization

-6%

Potential reduce by 60.2 kB

  • Original 929.1 kB
  • After minification 869.0 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. Ervaren Jaren images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 24 B

  • Original 256.4 kB
  • After minification 256.4 kB
  • After compression 256.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 72 B

  • Original 17.7 kB
  • After minification 17.7 kB
  • After compression 17.7 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. Ervarenjaren.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (13%)

Requests Now

23

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ervaren Jaren. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ervarenjaren.nl

ervarenjaren.nl

282 ms

werknemers

werknemers

2107 ms

css2

css2

37 ms

main.css

main.css

99 ms

overwrites.css

overwrites.css

200 ms

main.js

main.js

552 ms

freeform-plugin.js

freeform-plugin.js

376 ms

js

js

83 ms

gtm.js

gtm.js

122 ms

ErvarenJaren_Logo.svg

ErvarenJaren_Logo.svg

515 ms

triangle-white.svg

triangle-white.svg

108 ms

45_67dab2c4a722501134ef5615953e145a.png

45_67dab2c4a722501134ef5615953e145a.png

620 ms

rotterdam-ahoy_6c831aea30009f5071f5af204d38d29e.png

rotterdam-ahoy_6c831aea30009f5071f5af204d38d29e.png

218 ms

Royal-Flora-Holland_6c831aea30009f5071f5af204d38d29e.png

Royal-Flora-Holland_6c831aea30009f5071f5af204d38d29e.png

244 ms

FedEx-Logo_6c831aea30009f5071f5af204d38d29e.png

FedEx-Logo_6c831aea30009f5071f5af204d38d29e.png

304 ms

Logo-Rituals_6c831aea30009f5071f5af204d38d29e.png

Logo-Rituals_6c831aea30009f5071f5af204d38d29e.png

396 ms

Logo-Drager_6c831aea30009f5071f5af204d38d29e.png

Logo-Drager_6c831aea30009f5071f5af204d38d29e.png

313 ms

DSC01124-Rituals-Case_312719d36d0a48ffaf73a68a4ad106c1.jpg

DSC01124-Rituals-Case_312719d36d0a48ffaf73a68a4ad106c1.jpg

315 ms

ervarenjaren-locaties-2_6c831aea30009f5071f5af204d38d29e.png

ervarenjaren-locaties-2_6c831aea30009f5071f5af204d38d29e.png

482 ms

DSC01692-Royal-Floraholland-Case_355087e11b8d9506aa49a57ddc61d23e.jpg

DSC01692-Royal-Floraholland-Case_355087e11b8d9506aa49a57ddc61d23e.jpg

405 ms

Hetty-2_c813c1be7b37eccd42dd011db9816390.png

Hetty-2_c813c1be7b37eccd42dd011db9816390.png

495 ms

DSC01661-Royal-Floraholland-Case_9c46031a27b52b654f55bf055a7f2f20.jpg

DSC01661-Royal-Floraholland-Case_9c46031a27b52b654f55bf055a7f2f20.jpg

411 ms

DSC01131-Rituals-Case_c776ef63a2a0fa5099704a9974dc8298.jpg

DSC01131-Rituals-Case_c776ef63a2a0fa5099704a9974dc8298.jpg

485 ms

Liliane-Praats-1_2021-06-01-135924_d5075afa0aeb5120ae72939798d1dac2.jpeg

Liliane-Praats-1_2021-06-01-135924_d5075afa0aeb5120ae72939798d1dac2.jpeg

492 ms

DMS_Communication8820_ba0b70d7d31f26c63f6898ff3b8cad85.jpeg

DMS_Communication8820_ba0b70d7d31f26c63f6898ff3b8cad85.jpeg

498 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3aPw.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3aPw.ttf

41 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zAkA.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zAkA.ttf

98 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3i94_AkA.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3i94_AkA.ttf

97 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vAkA.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vAkA.ttf

96 ms

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9Dw6Ify.ttf

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9Dw6Ify.ttf

95 ms

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9CX6Ify.ttf

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9CX6Ify.ttf

137 ms

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9DJ6Ify.ttf

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9DJ6Ify.ttf

96 ms

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9Al74fy.ttf

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9Al74fy.ttf

172 ms

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9AX74fy.ttf

i7dfIFFzbz-QHZUdV9_UGWZuelmy79QJ1HOSY9AX74fy.ttf

95 ms

Accessibility Review

ervarenjaren.nl accessibility score

92

Accessibility Issues

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-hidden="true"] elements contain focusable descendents

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

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

Links do not have a discernible name

Best Practices

ervarenjaren.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ervarenjaren.nl SEO score

82

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

High

robots.txt is not valid

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 Ervarenjaren.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 Ervarenjaren.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

ervarenjaren.nl

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