Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

izaa.nl

IZAA.nl - Over keukens | Maak je nieuwe keuken kopen makkelijk

Page Load Speed

16.2 sec in total

First Response

1.4 sec

Resources Loaded

13.9 sec

Page Rendered

911 ms

izaa.nl screenshot

About Website

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

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Key Findings

We analyzed Izaa.nl page load time and found that the first response time was 1.4 sec and then it took 14.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

izaa.nl performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value3,890 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.263

47/100

15%

TTI (Time to Interactive)

Value18.5 s

3/100

10%

Network Requests Diagram

www.izaa.nl

1397 ms

js

1709 ms

jquery.min.js

1700 ms

jquery-migrate.min.js

2525 ms

postcode.js

2525 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 72% of them (95 requests) were addressed to the original Izaa.nl, 4% (5 requests) were made to Googletagmanager.com and 3% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain Izaa.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 270.9 kB (37%)

Content Size

731.4 kB

After Optimization

460.5 kB

In fact, the total size of Izaa.nl main page is 731.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 315.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 238.7 kB

  • Original 280.1 kB
  • After minification 278.0 kB
  • After compression 41.4 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 238.7 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 30.7 kB

  • Original 315.1 kB
  • After minification 284.4 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. IZAA images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.5 kB

  • Original 136.1 kB
  • After minification 136.0 kB
  • After compression 134.6 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 94 (78%)

Requests Now

121

After Optimization

27

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IZAA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 92 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

izaa.nl accessibility score

93

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

izaa.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

izaa.nl SEO score

83

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

Links do not have descriptive text

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

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Izaa.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 Izaa.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 IZAA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: