Tools & Wizards About Us
vdvelde-it.nl screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

vdvelde-it.nl

Consultancy - vd Velde IT Consultancy - Linux Engineer - 070-2210456

Page Load Speed

3.4 sec in total

First Response

200 ms

Resources Loaded

2.9 sec

Page Rendered

354 ms

vdvelde-it.nl screenshot

About Website

Visit vdvelde-it.nl now to see the best up-to-date Vd Velde IT content and also check out these interesting facts you probably never knew about vdvelde-it.nl

IT Consultancy - Daily Ops en méér! Zie mijn CV en werkervaring voor meer info. o.a. Red Hat, Monitoring, Backup en Storage. Bel 070-2210456

Visit vdvelde-it.nl

Key Findings

We analyzed Vdvelde-it.nl page load time and found that the first response time was 200 ms 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

vdvelde-it.nl performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value1,840 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value11.9 s

16/100

10%

Network Requests Diagram

vdvelde-it.nl

200 ms

vdvelde-it.nl

484 ms

59aaa2e2868021ecf5b8fe67ac020f74.css

99 ms

4fa4a2269341b6bb524880e45ca814cf.css

199 ms

430a5042f2e246439fa73b2cdcff8925.css

287 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 70% of them (39 requests) were addressed to the original Vdvelde-it.nl, 27% (15 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Vdvelde-it.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 102.3 kB (15%)

Content Size

685.8 kB

After Optimization

583.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vdvelde-it.nl main page is 685.8 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. 60% of websites need less resources to load. Javascripts take 304.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 100.8 kB

  • Original 125.4 kB
  • After minification 122.8 kB
  • After compression 24.6 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 100.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 178 B

  • Original 108.8 kB
  • After minification 108.6 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. Vd Velde IT images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.0 kB

  • Original 304.2 kB
  • After minification 304.2 kB
  • After compression 303.2 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 269 B

  • Original 147.4 kB
  • After minification 147.4 kB
  • After compression 147.1 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. Vdvelde-it.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (42%)

Requests Now

36

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vd Velde IT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vdvelde-it.nl

vdvelde-it.nl

200 ms

vdvelde-it.nl

vdvelde-it.nl

484 ms

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59aaa2e2868021ecf5b8fe67ac020f74.css

99 ms

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4fa4a2269341b6bb524880e45ca814cf.css

199 ms

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430a5042f2e246439fa73b2cdcff8925.css

287 ms

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289 ms

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296 ms

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299 ms

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487 ms

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303 ms

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378 ms

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382 ms

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389 ms

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395 ms

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397 ms

jquery.min.js

jquery.min.js

564 ms

javascript;base64,ZG9jdW1lbnQud3JpdGUobmV3IERhdGUoKS5nZXRGdWxsWWVhcigpKQ==

javascript;base64,ZG9jdW1lbnQud3JpdGUobmV3IERhdGUoKS5nZXRGdWxsWWVhcigpKQ==

1 ms

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474 ms

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477 ms

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516 ms

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javascript;base64,d2luZG93Lmd0cmFuc2xhdGVTZXR0aW5ncz13aW5kb3cuZ3RyYW5zbGF0ZVNldHRpbmdzfHx7fTt3aW5kb3cuZ3RyYW5zbGF0ZVNldHRpbmdzWyczMzUyMTQxOCddPXsiZGVmYXVsdF9sYW5ndWFnZSI6Im5sIiwibGFuZ3VhZ2VzIjpbIm5sIiwiZW4iXSwidXJsX3N0cnVjdHVyZSI6Im5vbmUiLCJmbGFnX3N0eWxlIjoiM2QiLCJmbGFnX3NpemUiOjE2LCJhbHRfZmxhZ3MiOltdLCJmbGFnc19sb2NhdGlvbiI6Ilwvd3AtY29udGVudFwvcGx1Z2luc1wvZ3RyYW5zbGF0ZVwvZmxhZ3NcLyJ9

0 ms

base.js

base.js

704 ms

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86a183ec41e0d4f8b3172264291b6fa5.js

872 ms

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110 ms

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111 ms

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119 ms

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286 ms

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117 ms

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120 ms

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121 ms

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119 ms

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121 ms

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121 ms

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121 ms

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122 ms

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122 ms

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113 ms

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111 ms

en.png

en.png

115 ms

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1150 ms

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116 ms

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117 ms

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1145 ms

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652 ms

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1147 ms

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1144 ms

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1149 ms

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755 ms

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854 ms

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947 ms

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1041 ms

Accessibility Review

vdvelde-it.nl accessibility score

84

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-*] attributes do not match their roles

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

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

vdvelde-it.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vdvelde-it.nl SEO score

90

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

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vdvelde-it.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Vdvelde-it.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

vdvelde-it.nl

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