Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

arsus.nl

ARSUS - IT Solutions

Page Load Speed

2 sec in total

First Response

422 ms

Resources Loaded

1.3 sec

Page Rendered

251 ms

arsus.nl screenshot

About Website

Click here to check amazing ARSUS content. Otherwise, check out these important facts you probably never knew about arsus.nl

TransIP - Reserved domain

Visit arsus.nl

Key Findings

We analyzed Arsus.nl page load time and found that the first response time was 422 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

arsus.nl performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value16.9 s

0/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

reserved.transip.nl

422 ms

css

68 ms

combined-min.css

745 ms

headerphoto_reduced.jpg

415 ms

headerphoto_mobile_reduced.jpg

332 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Arsus.nl, 11% (2 requests) were made to Google-analytics.com and 11% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (745 ms) relates to the external source Reserved.transip.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.8 kB (17%)

Content Size

546.5 kB

After Optimization

454.7 kB

In fact, the total size of Arsus.nl main page is 546.5 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. 20% of websites need less resources to load. Images take 405.2 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 57.3 kB

  • Original 65.7 kB
  • After minification 46.4 kB
  • After compression 8.4 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 19.3 kB, which is 29% 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 57.3 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 2.5 kB

  • Original 405.2 kB
  • After minification 402.7 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. ARSUS images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 32.0 kB

  • Original 54.2 kB
  • After minification 54.2 kB
  • After compression 22.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.0 kB or 59% of the original size.

CSS Optimization

-0%

Potential reduce by 4 B

  • Original 21.4 kB
  • After minification 21.4 kB
  • After compression 21.4 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. Arsus.nl has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ARSUS. According to our analytics all requests are already optimized.

Accessibility Review

arsus.nl accessibility score

80

Accessibility Issues

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

Image elements do not have [alt] attributes

Best Practices

arsus.nl best practices score

83

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

High

Page has valid source maps

SEO Factors

arsus.nl SEO score

85

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

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

    N/A

  • Encoding

    ASCII

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Arsus.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Arsus.nl main page’s claimed encoding is ascii. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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