Report Summary

  • 75

    Performance

    Renders faster than
    84% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

laposa.nl

Laposa - Landelijke Patiënten- en Ouderenvereninging voor Schedel-en/of Aanzichtsaandoeningen

Page Load Speed

4.6 sec in total

First Response

1.5 sec

Resources Loaded

2.9 sec

Page Rendered

243 ms

laposa.nl screenshot

About Website

Welcome to laposa.nl homepage info - get ready to check Laposa best content right away, or after learning these important things about laposa.nl

Vraag over schedel of aangezichtsaandoening? Laposa is de Landelijke Patiënten en Ouderenvereninging voor Schedel-en Aanzichtsaandoeningen.

Visit laposa.nl

Key Findings

We analyzed Laposa.nl page load time and found that the first response time was 1.5 sec and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

laposa.nl performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

laposa.nl

1478 ms

www.laposa.nl

696 ms

MediaAlbum.css

96 ms

main.css

286 ms

javascript_9a38f34785-052a8d706b4c13bc249d859110965340.js.gzip

190 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 85% of them (17 requests) were addressed to the original Laposa.nl, 10% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Laposa.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 213.6 kB (52%)

Content Size

411.5 kB

After Optimization

197.9 kB

In fact, the total size of Laposa.nl main page is 411.5 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. 30% of websites need less resources to load. CSS take 160.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 14.1 kB

  • Original 18.5 kB
  • After minification 15.3 kB
  • After compression 4.4 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. This page needs HTML code to be minified as it can gain 3.2 kB, which is 17% 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 14.1 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 1.2 kB

  • Original 121.1 kB
  • After minification 119.9 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. Laposa images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 66.5 kB

  • Original 111.2 kB
  • After minification 110.8 kB
  • After compression 44.7 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 66.5 kB or 60% of the original size.

CSS Optimization

-82%

Potential reduce by 131.8 kB

  • Original 160.6 kB
  • After minification 160.2 kB
  • After compression 28.9 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. Laposa.nl needs all CSS files to be minified and compressed as it can save up to 131.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (25%)

Requests Now

16

After Optimization

12

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Laposa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

laposa.nl accessibility score

59

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

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

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

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

laposa.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

laposa.nl SEO score

90

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

    NL

  • Encoding

    UTF-8

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