Tools & Wizards About Us
deltateam.nl screenshot

Report Summary

  • 4

    Performance

    Renders faster than
    20% 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

  • 93

    SEO

    Google-friendlier than
    83% of websites

deltateam.nl

Delta Team, specialist industriele en technische dienstverlening

Page Load Speed

2 sec in total

First Response

286 ms

Resources Loaded

1.6 sec

Page Rendered

169 ms

deltateam.nl screenshot

About Website

Click here to check amazing Delta Team content. Otherwise, check out these important facts you probably never knew about deltateam.nl

We organiseren, regelen en verzorgen het volledige traject van diverse industriële, technische en personele diensten.

Visit deltateam.nl

Key Findings

We analyzed Deltateam.nl page load time and found that the first response time was 286 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

deltateam.nl performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value17.8 s

0/100

10%

TBT (Total Blocking Time)

Value7,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.737

6/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

deltateam.nl

286 ms

125 ms

style.css

90 ms

skin.css

177 ms

uploadify.css

180 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 96% of them (50 requests) were addressed to the original Deltateam.nl, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (769 ms) belongs to the original domain Deltateam.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.6 kB (20%)

Content Size

667.4 kB

After Optimization

535.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deltateam.nl main page is 667.4 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. 35% of websites need less resources to load. Images take 493.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 11.7 kB

  • Original 15.7 kB
  • After minification 15.3 kB
  • After compression 4.0 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 11.7 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 12.3 kB

  • Original 493.9 kB
  • After minification 481.6 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. Delta Team images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 91.1 kB

  • Original 138.2 kB
  • After minification 115.9 kB
  • After compression 47.1 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 91.1 kB or 66% of the original size.

CSS Optimization

-85%

Potential reduce by 16.5 kB

  • Original 19.5 kB
  • After minification 12.7 kB
  • After compression 3.0 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. Deltateam.nl needs all CSS files to be minified and compressed as it can save up to 16.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (18%)

Requests Now

50

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delta Team. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

deltateam.nl

deltateam.nl

286 ms

125 ms

style.css

style.css

90 ms

skin.css

skin.css

177 ms

uploadify.css

uploadify.css

180 ms

jquery.lightbox.css

jquery.lightbox.css

178 ms

jquery.js

jquery.js

268 ms

jquery.lightbox.js

jquery.lightbox.js

182 ms

jquery.cycle.all.js

jquery.cycle.all.js

180 ms

jquery.jcarousel.min.js

jquery.jcarousel.min.js

263 ms

customcode.js

customcode.js

264 ms

background.jpg

background.jpg

100 ms

deltateam.jpg

deltateam.jpg

92 ms

menu_active.jpg

menu_active.jpg

89 ms

background_content.jpg

background_content.jpg

269 ms

facebook.png

facebook.png

96 ms

linkedin.png

linkedin.png

94 ms

twitter.png

twitter.png

179 ms

graydon.png

graydon.png

269 ms

petrochemie.jpg

petrochemie.jpg

609 ms

nbbu.jpg

nbbu.jpg

181 ms

sir.jpg

sir.jpg

183 ms

vca.jpg

vca.jpg

271 ms

vcu.jpg

vcu.jpg

271 ms

vro.jpg

vro.jpg

273 ms

ecabo.jpg

ecabo.jpg

351 ms

norm.jpg

norm.jpg

350 ms

Wij%20zijn%20NEN%204400-1%20gecertificeerd_1.JPG

Wij%20zijn%20NEN%204400-1%20gecertificeerd_1.JPG

438 ms

extra_1391438758.jpg

extra_1391438758.jpg

440 ms

extra_1330594551.jpg

extra_1330594551.jpg

354 ms

extra_1330520786.jpg

extra_1330520786.jpg

437 ms

extra_1330520743.jpg

extra_1330520743.jpg

438 ms

extra_1330520795.jpg

extra_1330520795.jpg

441 ms

extra_1330520749.jpg

extra_1330520749.jpg

526 ms

extra_1330520738.jpg

extra_1330520738.jpg

529 ms

extra_1330520779.jpg

extra_1330520779.jpg

529 ms

extra_1330521572.jpg

extra_1330521572.jpg

531 ms

extra_1330520754.jpg

extra_1330520754.jpg

533 ms

extra_1330599764.jpg

extra_1330599764.jpg

611 ms

extra_1330599982.jpg

extra_1330599982.jpg

615 ms

extra_1330599869.jpg

extra_1330599869.jpg

614 ms

extra_1330520762.jpg

extra_1330520762.jpg

617 ms

extra_1330520772.jpg

extra_1330520772.jpg

618 ms

extra_1330520790.jpg

extra_1330520790.jpg

693 ms

extra_1331560429.jpg

extra_1331560429.jpg

697 ms

caviardreams_bolditalic-webfont.woff

caviardreams_bolditalic-webfont.woff

765 ms

caviardreams_italic-webfont.woff

caviardreams_italic-webfont.woff

769 ms

ga.js

ga.js

4 ms

__utm.gif

__utm.gif

13 ms

prev-horizontal.png

prev-horizontal.png

640 ms

next-horizontal.png

next-horizontal.png

655 ms

print.css

print.css

88 ms

Accessibility Review

deltateam.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.

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

deltateam.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

SEO Factors

deltateam.nl SEO score

93

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Deltateam.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 Deltateam.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

deltateam.nl

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