Access itfirst.nl. WIJ ZIJN IT FIRST, WELKOM!

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value17.1 s

0/100

10%

TBT (Total Blocking Time)

Value3,810 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

itfirst.nl

400 ms

itfirst.nl

729 ms

web.assets_common.css

188 ms

web.assets_frontend.css

667 ms

web.assets_common_minimal_js.js

266 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 22% of them (17 requests) were addressed to the original Itfirst.nl, 38% (30 requests) were made to Fonts.odoocdn.com and 18% (14 requests) were made to Images.itfirst.nl. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Images.itfirst.nl.

Content Size

1.4 MB

After Optimization

1.0 MB

In fact, the total size of Itfirst.nl main page is 1.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 62.6 kB

Original 70.5 kB
After minification 39.1 kB
After compression 7.9 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 31.4 kB, which is 45% 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 62.6 kB or 89% of the original size.

Image Optimization

-20%

Potential reduce by 229.0 kB

Original 1.1 MB
After minification 893.2 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 FIRST needs image optimization as it can save up to 229.0 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-55%

Potential reduce by 32.9 kB

Original 60.1 kB
After minification 60.1 kB
After compression 27.3 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 32.9 kB or 55% of the original size.

CSS Optimization

-26%

Potential reduce by 39.6 kB

Original 149.9 kB
After minification 149.9 kB
After compression 110.2 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. Itfirst.nl needs all CSS files to be minified and compressed as it can save up to 39.6 kB or 26% of the original size.

Requests Now

After Optimization

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of It FIRST. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

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 Itfirst.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 Itfirst.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

itfirst.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

WIJ ZIJN IT FIRST, WELKOM!

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

itfirst.nl

itfirst.nl

web.assets_common.css

web.assets_frontend.css

web.assets_common_minimal_js.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

itfirst.nl

itfirst.nl

web.assets_common.css

web.assets_frontend.css

web.assets_common_minimal_js.js

web.assets_frontend_minimal_js.js

css

css

IT%20FIRST

6794223.mp4

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