Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

izz.nl

IZZ. Zorg voor mensen in de zorg

Page Load Speed

2.9 sec in total

First Response

361 ms

Resources Loaded

2.4 sec

Page Rendered

153 ms

izz.nl screenshot

About Website

Click here to check amazing IZZ content for Netherlands. Otherwise, check out these important facts you probably never knew about izz.nl

Voor goede zorg zijn gezonde zorgmedewerkers nodig. IZZ maakt zich hier sterk voor. Dit doen we bijvoorbeeld met onze eigen IZZ Zorgverzekering.

Visit izz.nl

Key Findings

We analyzed Izz.nl page load time and found that the first response time was 361 ms and then it took 2.5 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

izz.nl performance score

0

Network Requests Diagram

izz.nl

361 ms

www.izz.nl

553 ms

init.js

200 ms

ScriptResource.axd

361 ms

blank.js

280 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 53% of them (27 requests) were addressed to the original Izz.nl, 16% (8 requests) were made to Google.com and 8% (4 requests) were made to Cdn.dimml.io. The less responsive or slowest element that took the longest time to load (553 ms) belongs to the original domain Izz.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 809.5 kB (62%)

Content Size

1.3 MB

After Optimization

485.7 kB

In fact, the total size of Izz.nl main page is 1.3 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. 35% of websites need less resources to load. Javascripts take 814.5 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 33.3 kB

  • Original 46.7 kB
  • After minification 44.5 kB
  • After compression 13.4 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. 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 33.3 kB or 71% of the original size.

Image Optimization

-5%

Potential reduce by 12.8 kB

  • Original 271.3 kB
  • After minification 258.5 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. IZZ images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 626.8 kB

  • Original 814.5 kB
  • After minification 678.2 kB
  • After compression 187.7 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 626.8 kB or 77% of the original size.

CSS Optimization

-84%

Potential reduce by 136.5 kB

  • Original 162.7 kB
  • After minification 159.6 kB
  • After compression 26.2 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. Izz.nl needs all CSS files to be minified and compressed as it can save up to 136.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (60%)

Requests Now

43

After Optimization

17

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IZZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

izz.nl SEO score

0

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 Izz.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 Izz.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

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