Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

vgz-actie.nl

Zorgverzekering van VGZ: de zorg vernieuwen voor jou

Page Load Speed

8.8 sec in total

First Response

377 ms

Resources Loaded

6.4 sec

Page Rendered

2.1 sec

vgz-actie.nl screenshot

About Website

Visit vgz-actie.nl now to see the best up-to-date VGZ Actie content and also check out these interesting facts you probably never knew about vgz-actie.nl

Zorgverzekering van VGZ. Bij VGZ heb je altijd een zorgverzekering met ruime vergoedingen. Coöperatie VGZ vernieuwt de zorg. Samen met zorgverleners. Voor iedereen.

Visit vgz-actie.nl

Key Findings

We analyzed Vgz-actie.nl page load time and found that the first response time was 377 ms and then it took 8.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

vgz-actie.nl performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value18.6 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value4,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.134

80/100

15%

TTI (Time to Interactive)

Value26.1 s

0/100

10%

Network Requests Diagram

vgz-actie.nl

377 ms

zorgverzekering

1643 ms

ruxitagentjs_ICA7NVfghqrux_10289240325103055.js

267 ms

bootstrap.css

222 ms

sitecorelibs-bundle.css

249 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vgz-actie.nl, 63% (52 requests) were made to Cdn.vgz.nl and 7% (6 requests) were made to Cvweu-igs-ot-cdn-002.azureedge.net. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Cdn.vgz.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 446.0 kB (20%)

Content Size

2.2 MB

After Optimization

1.8 MB

In fact, the total size of Vgz-actie.nl main page is 2.2 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. 65% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 238.2 kB

  • Original 264.7 kB
  • After minification 179.2 kB
  • After compression 26.5 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 85.5 kB, which is 32% 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 238.2 kB or 90% of the original size.

Image Optimization

-3%

Potential reduce by 24.4 kB

  • Original 712.4 kB
  • After minification 688.1 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. VGZ Actie images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 125.7 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 898.9 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 125.7 kB or 12% of the original size.

CSS Optimization

-23%

Potential reduce by 57.7 kB

  • Original 248.2 kB
  • After minification 247.9 kB
  • After compression 190.5 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. Vgz-actie.nl needs all CSS files to be minified and compressed as it can save up to 57.7 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (45%)

Requests Now

80

After Optimization

44

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VGZ Actie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vgz-actie.nl accessibility score

91

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

vgz-actie.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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

vgz-actie.nl SEO score

93

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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vgz-actie.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 Vgz-actie.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 data is detected on the main page of VGZ Actie. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: