Tools & Wizards About Us
kennisonline.wur.nl screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

kennisonline.wur.nl

KennisOnline: onderzoek gefinancierd door het ministerie van LNV - WUR

Page Load Speed

3.2 sec in total

First Response

292 ms

Resources Loaded

2.5 sec

Page Rendered

452 ms

kennisonline.wur.nl screenshot

About Website

Welcome to kennisonline.wur.nl homepage info - get ready to check Kennis Online WUR best content for Netherlands right away, or after learning these important things about kennisonline.wur.nl

KennisOnline: onderzoek gefinancierd door het ministerie van LNV. Op KennisOnline staan onderzoeksprojecten van Wageningen University & Research die zijn gefinancierd door het ministerie van Landbouw,...

Visit kennisonline.wur.nl

Key Findings

We analyzed Kennisonline.wur.nl page load time and found that the first response time was 292 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

kennisonline.wur.nl performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

76/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

kennisonline.wur.nl

292 ms

kennisonline-onderzoeksprojecten-lnv.htm

1208 ms

es6-promise.js

63 ms

general-51fdf975e683c1c18a30c49992e437264d6b7aad5393df9a1cfffcbb4f341be6.css

56 ms

script.js

121 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Kennisonline.wur.nl, 74% (29 requests) were made to Wur.nl and 13% (5 requests) were made to U908.wur.nl. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Wur.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 653.6 kB (47%)

Content Size

1.4 MB

After Optimization

732.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kennisonline.wur.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. 40% of websites need less resources to load. Javascripts take 522.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 42.9 kB

  • Original 57.0 kB
  • After minification 48.7 kB
  • After compression 14.1 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 14% 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 42.9 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 9.0 kB

  • Original 512.5 kB
  • After minification 503.5 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. Kennis Online WUR images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 356.3 kB

  • Original 522.4 kB
  • After minification 522.4 kB
  • After compression 166.1 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 356.3 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 245.4 kB

  • Original 294.1 kB
  • After minification 293.1 kB
  • After compression 48.7 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. Kennisonline.wur.nl needs all CSS files to be minified and compressed as it can save up to 245.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

35

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kennis Online WUR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kennisonline.wur.nl

kennisonline.wur.nl

292 ms

kennisonline-onderzoeksprojecten-lnv.htm

kennisonline-onderzoeksprojecten-lnv.htm

1208 ms

es6-promise.js

es6-promise.js

63 ms

general-51fdf975e683c1c18a30c49992e437264d6b7aad5393df9a1cfffcbb4f341be6.css

general-51fdf975e683c1c18a30c49992e437264d6b7aad5393df9a1cfffcbb4f341be6.css

56 ms

script.js

script.js

121 ms

iaf-functions.js

iaf-functions.js

49 ms

0-8c7a622f97f76251e705.js

0-8c7a622f97f76251e705.js

40 ms

1-439d3027ba0919ec5fb2.js

1-439d3027ba0919ec5fb2.js

87 ms

9-fcf20140919f9a0cb4c0.js

9-fcf20140919f9a0cb4c0.js

86 ms

10-ca9bf1cca4a4c7b6945f.js

10-ca9bf1cca4a4c7b6945f.js

96 ms

j.php

j.php

66 ms

gtm.js

gtm.js

774 ms

854757ab-168f-46d7-b415-f8b501eebaa5_WUR_RGB_standard_2021-site.svg

854757ab-168f-46d7-b415-f8b501eebaa5_WUR_RGB_standard_2021-site.svg

42 ms

spinner.gif

spinner.gif

41 ms

40f4e8e8-5f5b-4e58-8f02-20c6af397f1b_shutterstock_2037664274_aa2a0b93_674x362.jpg

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182 ms

c314d989-e46d-4b3e-b473-026280a40173_Proefvelden%20WUR-%20Dienke%20Stomph%20kleiner_84aaa8ec_674x362.jpg

c314d989-e46d-4b3e-b473-026280a40173_Proefvelden%20WUR-%20Dienke%20Stomph%20kleiner_84aaa8ec_674x362.jpg

183 ms

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109 ms

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94 ms

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083d9b10-f994-4ba2-9a1d-70c17430f346_BO%20onderzoek%20-%20490%20x%20330%20-%20shutterstock_61508647_torentje_binnenhof_den%20haag_regering_76af4dc3_240x161_resize.jpg

108 ms

b318df84-8eb3-49ea-bf83-200074c9fdfe_6f2372d8-0145-41dc-a31e-e833cd8de17b_zaailingen_potjes_etiketten_P1010914_6ff711a6_240x162_resize.jpg

b318df84-8eb3-49ea-bf83-200074c9fdfe_6f2372d8-0145-41dc-a31e-e833cd8de17b_zaailingen_potjes_etiketten_P1010914_6ff711a6_240x162_resize.jpg

132 ms

a119522b-78fe-48e0-bef7-590ad34dfb8c_WOT%20onderzoek%20-%20490%20x%20330%20-%20%20shutterstock_18800017%20_chinese_kool_verpakking_label_keten_winkel_f615ad0f_240x161_resize.jpg

a119522b-78fe-48e0-bef7-590ad34dfb8c_WOT%20onderzoek%20-%20490%20x%20330%20-%20%20shutterstock_18800017%20_chinese_kool_verpakking_label_keten_winkel_f615ad0f_240x161_resize.jpg

140 ms

e341adc9-a388-43dc-8cee-5e820bac0854_grasland_zonnecel_schuur_1000px_shutterstock_95210926_de1a736f_240x160_resize.jpg

e341adc9-a388-43dc-8cee-5e820bac0854_grasland_zonnecel_schuur_1000px_shutterstock_95210926_de1a736f_240x160_resize.jpg

173 ms

4d6cb1e7-a8eb-4632-b032-f0468840db80_Kennisopmaag_17e4795d_240x160_resize.jpg

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126 ms

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10be5c2b-8fc4-4166-9d54-444b9030b47f_helpdesk_shutterstock_79216681_help_hulp_reddingsboei_boei_zwemmen-kopie_578_298_1acc2980_240x123_resize.jpg

172 ms

b8ffb62f-e10a-40fd-9336-dba45be08a4a_Ministerie_van_Landbouw%2C_Natuur_en_Voedselkwaliteit_Logo_07ed6b65_239x101.png

b8ffb62f-e10a-40fd-9336-dba45be08a4a_Ministerie_van_Landbouw%2C_Natuur_en_Voedselkwaliteit_Logo_07ed6b65_239x101.png

172 ms

f074b6cc-a189-4555-987a-78da71a67a93_KennisOnline%20magazine_6067f232_612x670_1617x466.jpg

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194 ms

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174 ms

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181 ms

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192 ms

share.svg

share.svg

254 ms

1b67cebe-96de-4ede-9954-176235d562dd_b8ffb62f-e10a-40fd-9336-dba45be08a4a_Ministerie_van_Landbouw%2C_Natuur_en_Voedselkwaliteit_Logo_07ed6b65_239x101%20%281%29.png

1b67cebe-96de-4ede-9954-176235d562dd_b8ffb62f-e10a-40fd-9336-dba45be08a4a_Ministerie_van_Landbouw%2C_Natuur_en_Voedselkwaliteit_Logo_07ed6b65_239x101%20%281%29.png

200 ms

a8da3fd6-c7ca-4eea-9db7-4173544d00f9_WUR_ZW_standard_2021_site.svg

a8da3fd6-c7ca-4eea-9db7-4173544d00f9_WUR_ZW_standard_2021_site.svg

196 ms

480

480

288 ms

v.gif

v.gif

12 ms

40 ms

wurfont-regular-webfont.woff

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45 ms

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8 ms

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a57f5ae819242db7a97c8b7ac7c30af1

7 ms

LB-Zone-1

LB-Zone-1

298 ms

Accessibility Review

kennisonline.wur.nl accessibility score

89

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

kennisonline.wur.nl best practices score

92

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

SEO Factors

kennisonline.wur.nl SEO score

93

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

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 Kennisonline.wur.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 Kennisonline.wur.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

kennisonline.wur.nl

Open Graph data is detected on the main page of Kennis Online WUR. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: