Tools & Wizards About Us
it-contracts.nl screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    71% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

it-contracts.nl

Freelance, ZZP of interim in IT? Jouw ICT opdracht, project of vacature staat op IT-Contracts.nl

Page Load Speed

2.9 sec in total

First Response

593 ms

Resources Loaded

2.1 sec

Page Rendered

170 ms

it-contracts.nl screenshot

About Website

Click here to check amazing It Contracts content for Netherlands. Otherwise, check out these important facts you probably never knew about it-contracts.nl

Vacaturesite voor freelance, ZZP en interim IT specialisten! Honderden actuele ICT projecten, jobs, vacatures, opdrachten, aanvragen en parttime banen voor IT'ers.

Visit it-contracts.nl

Key Findings

We analyzed It-contracts.nl page load time and found that the first response time was 593 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

it-contracts.nl performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value300 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

www.it-contracts.nl

593 ms

CSS.css

194 ms

CSS_lang.css

317 ms

ajax1.js

265 ms

js_lib.js

264 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 78% of them (28 requests) were addressed to the original It-contracts.nl, 6% (2 requests) were made to Apis.google.com and 6% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (593 ms) belongs to the original domain It-contracts.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.3 kB (41%)

Content Size

357.3 kB

After Optimization

210.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of It-contracts.nl main page is 357.3 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. 25% of websites need less resources to load. Images take 187.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 44.1 kB

  • Original 53.1 kB
  • After minification 38.0 kB
  • After compression 9.0 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. This page needs HTML code to be minified as it can gain 15.1 kB, which is 28% 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 44.1 kB or 83% of the original size.

Image Optimization

-12%

Potential reduce by 22.4 kB

  • Original 187.3 kB
  • After minification 164.9 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. Obviously, It Contracts needs image optimization as it can save up to 22.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-56%

Potential reduce by 37.1 kB

  • Original 65.7 kB
  • After minification 59.5 kB
  • After compression 28.6 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 37.1 kB or 56% of the original size.

CSS Optimization

-85%

Potential reduce by 43.7 kB

  • Original 51.2 kB
  • After minification 39.6 kB
  • After compression 7.5 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. It-contracts.nl needs all CSS files to be minified and compressed as it can save up to 43.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

35

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of It Contracts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.it-contracts.nl

www.it-contracts.nl

593 ms

CSS.css

CSS.css

194 ms

CSS_lang.css

CSS_lang.css

317 ms

ajax1.js

ajax1.js

265 ms

js_lib.js

js_lib.js

264 ms

plusone.js

plusone.js

76 ms

expandtxt.js

expandtxt.js

265 ms

jquery.min.js

jquery.min.js

20 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

268 ms

presentationCycle.js

presentationCycle.js

277 ms

jquery.easy-ticker.min.js

jquery.easy-ticker.min.js

354 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

15 ms

taalselectie-nl.png

taalselectie-nl.png

88 ms

logo2_400.nl.png

logo2_400.nl.png

176 ms

zoekglas-grijs.png

zoekglas-grijs.png

90 ms

dropdown-grijs.png

dropdown-grijs.png

91 ms

Twitter.png

Twitter.png

89 ms

facebook.png

facebook.png

91 ms

rss.png

rss.png

173 ms

linkedin.png

linkedin.png

175 ms

flexindex_februari_2016.gif

flexindex_februari_2016.gif

271 ms

1ekamer-3C.jpg

1ekamer-3C.jpg

444 ms

quotes.png

quotes.png

183 ms

jenrick2.gif

jenrick2.gif

260 ms

itaqbann.gif

itaqbann.gif

262 ms

qwery.jpg

qwery.jpg

261 ms

logo-dunit.jpg

logo-dunit.jpg

361 ms

all.js

all.js

122 ms

achtergrond-menu.png

achtergrond-menu.png

338 ms

vinkje-rood.png

vinkje-rood.png

339 ms

9.jpg

9.jpg

497 ms

pagetop-sluiter2.png

pagetop-sluiter2.png

341 ms

ga.js

ga.js

21 ms

__utm.gif

__utm.gif

17 ms

21 ms

xd_arbiter.php

xd_arbiter.php

127 ms

Accessibility Review

it-contracts.nl accessibility score

64

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.

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

it-contracts.nl best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

it-contracts.nl SEO score

85

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 It-contracts.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 It-contracts.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

it-contracts.nl

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