Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

zandri.nl

Onderdelen en accessoires voor uw scooter of brommer - Zandri

Page Load Speed

5.9 sec in total

First Response

307 ms

Resources Loaded

5 sec

Page Rendered

538 ms

About Website

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

Het grootste aanbod van onderdelen en accessoires voor uw scooter of brommer online - Zandri

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Key Findings

We analyzed Zandri.nl page load time and found that the first response time was 307 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

zandri.nl performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value2,120 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

zandri.nl

307 ms

www.zandri.nl

706 ms

calendar.min.css

198 ms

styles.min.css

401 ms

solid.min.css

303 ms

Our browser made a total of 191 requests to load all elements on the main page. We found that 98% of them (188 requests) were addressed to the original Zandri.nl, 1% (1 request) were made to Integrations.etrusted.com and 1% (1 request) were made to Widgets.trustedshops.com. The less responsive or slowest element that took the longest time to load (902 ms) belongs to the original domain Zandri.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 440.6 kB (31%)

Content Size

1.4 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zandri.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. 70% of websites need less resources to load. Javascripts take 532.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 242.4 kB

  • Original 297.5 kB
  • After minification 293.4 kB
  • After compression 55.1 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 242.4 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 7.7 kB

  • Original 387.0 kB
  • After minification 379.3 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. Zandri images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 189.5 kB

  • Original 532.3 kB
  • After minification 525.1 kB
  • After compression 342.8 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 189.5 kB or 36% of the original size.

CSS Optimization

-0%

Potential reduce by 1.1 kB

  • Original 226.0 kB
  • After minification 226.0 kB
  • After compression 225.0 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. Zandri.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 145 (83%)

Requests Now

175

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 175 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zandri. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 118 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zandri.nl accessibility score

76

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

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

[id] attributes on active, focusable elements are not unique

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

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

zandri.nl best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zandri.nl SEO score

77

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

High

robots.txt is not valid

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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zandri.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 Zandri.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 Zandri. 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: