Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

vitaminadviceshop.nl

Vitamin Advice Shop

Page Load Speed

3.5 sec in total

First Response

1 sec

Resources Loaded

2.1 sec

Page Rendered

312 ms

vitaminadviceshop.nl screenshot

About Website

Welcome to vitaminadviceshop.nl homepage info - get ready to check Vitamin Advice Shop best content right away, or after learning these important things about vitaminadviceshop.nl

Deskundig advies en een groot assortiment natuurlijke gezondheidsproducten en natuurcosmetica van topkwaliteit.

Visit vitaminadviceshop.nl

Key Findings

We analyzed Vitaminadviceshop.nl page load time and found that the first response time was 1 sec and then it took 2.4 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

vitaminadviceshop.nl performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value640 ms

46/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

vitaminadviceshop.nl

1015 ms

functions.min.js

482 ms

default.css

471 ms

Telerik.Web.UI.WebResource.axd

200 ms

WebResource.axd

275 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 94% of them (51 requests) were addressed to the original Vitaminadviceshop.nl, 4% (2 requests) were made to Cookietool.bestebroer.com and 2% (1 request) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Vitaminadviceshop.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 422.3 kB (52%)

Content Size

818.6 kB

After Optimization

396.3 kB

In fact, the total size of Vitaminadviceshop.nl main page is 818.6 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. Javascripts take 403.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 88.8 kB

  • Original 114.3 kB
  • After minification 103.0 kB
  • After compression 25.5 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. 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 88.8 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 3.7 kB

  • Original 263.0 kB
  • After minification 259.2 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. Vitamin Advice Shop images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 297.5 kB

  • Original 403.4 kB
  • After minification 401.6 kB
  • After compression 105.9 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 297.5 kB or 74% of the original size.

CSS Optimization

-85%

Potential reduce by 32.3 kB

  • Original 37.9 kB
  • After minification 26.9 kB
  • After compression 5.6 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. Vitaminadviceshop.nl needs all CSS files to be minified and compressed as it can save up to 32.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (42%)

Requests Now

53

After Optimization

31

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vitamin Advice Shop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

vitaminadviceshop.nl accessibility score

78

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.

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

vitaminadviceshop.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

Missing source maps for large first-party JavaScript

SEO Factors

vitaminadviceshop.nl SEO score

91

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vitaminadviceshop.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 Vitaminadviceshop.nl main page’s claimed encoding is iso-8859-1. 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 Vitamin Advice Shop. 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: