Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

plantaardigheden.nl

Plantaardigheden.nl - Actuele toepassingen van planten

Page Load Speed

22.5 sec in total

First Response

371 ms

Resources Loaded

20.2 sec

Page Rendered

2 sec

plantaardigheden.nl screenshot

About Website

Click here to check amazing Plantaardigheden content for Belgium. Otherwise, check out these important facts you probably never knew about plantaardigheden.nl

Plantaardigheden.nl - Actuele toepassingen van planten

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Key Findings

We analyzed Plantaardigheden.nl page load time and found that the first response time was 371 ms and then it took 22.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

plantaardigheden.nl performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

63/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.1 s

32/100

10%

Network Requests Diagram

plantaardigheden.nl

371 ms

plantaardigheden.nl

465 ms

adsbygoogle.js

224 ms

cruydtboeck.css

86 ms

voorwerk_00005.jpg

372 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 51% of them (40 requests) were addressed to the original Plantaardigheden.nl, 20% (16 requests) were made to Leesmaar.nl and 10% (8 requests) were made to Wur.nl. The less responsive or slowest element that took the longest time to load (19.4 sec) relates to the external source Weerdata.weerslag.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 273.5 kB (11%)

Content Size

2.6 MB

After Optimization

2.3 MB

In fact, the total size of Plantaardigheden.nl main page is 2.6 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. 45% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 136.1 kB

  • Original 170.9 kB
  • After minification 137.2 kB
  • After compression 34.8 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 33.7 kB, which is 20% 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 136.1 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 137.4 kB

  • Original 2.4 MB
  • After minification 2.3 MB

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. Plantaardigheden images are well optimized though.

CSS Optimization

-21%

Potential reduce by 46 B

  • Original 223 B
  • After minification 223 B
  • After compression 177 B

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. Plantaardigheden.nl needs all CSS files to be minified and compressed as it can save up to 46 B or 21% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

64

After Optimization

64

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Plantaardigheden. According to our analytics all requests are already optimized.

Accessibility Review

plantaardigheden.nl accessibility score

51

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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>).

Best Practices

plantaardigheden.nl best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

plantaardigheden.nl SEO score

69

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

Image elements do not have [alt] attributes

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 Plantaardigheden.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 Plantaardigheden.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 Plantaardigheden. 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: