Tools & Wizards About Us
niernieuws.nl screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

niernieuws.nl

Niernieuws.nl - Steeds het laatste nieuws over nieren en nieraandoeningen

Page Load Speed

7.7 sec in total

First Response

331 ms

Resources Loaded

6.8 sec

Page Rendered

586 ms

niernieuws.nl screenshot

About Website

Visit niernieuws.nl now to see the best up-to-date Niernieuws content for Netherlands and also check out these interesting facts you probably never knew about niernieuws.nl

22-02-2021 - Dat een gezonde leefstijl (gezonde voeding, voldoende beweging, slaap en ontspanning, stoppen met roken en alcohol matigen) belangrijk is, weten we ...

Visit niernieuws.nl

Key Findings

We analyzed Niernieuws.nl page load time and found that the first response time was 331 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

niernieuws.nl performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.246

50/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

niernieuws.nl

331 ms

www.niernieuws.nl

536 ms

adsbygoogle.js

111 ms

css

61 ms

layout.css

106 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 38% of them (42 requests) were addressed to the original Niernieuws.nl, 10% (11 requests) were made to Cm.g.doubleclick.net and 8% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 102.2 kB (10%)

Content Size

988.6 kB

After Optimization

886.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Niernieuws.nl main page is 988.6 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. 75% 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 654.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 67.1 kB

  • Original 81.9 kB
  • After minification 76.7 kB
  • After compression 14.8 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. 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 67.1 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 21.8 kB

  • Original 654.2 kB
  • After minification 632.4 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. Niernieuws images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 11.4 kB

  • Original 245.5 kB
  • After minification 245.1 kB
  • After compression 234.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 1.9 kB

  • Original 7.1 kB
  • After minification 7.1 kB
  • After compression 5.2 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. Niernieuws.nl needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 61 (60%)

Requests Now

101

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Niernieuws. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

niernieuws.nl

niernieuws.nl

331 ms

www.niernieuws.nl

www.niernieuws.nl

536 ms

adsbygoogle.js

adsbygoogle.js

111 ms

css

css

61 ms

layout.css

layout.css

106 ms

mediaboxAdvWhite.css

mediaboxAdvWhite.css

392 ms

functions.js

functions.js

468 ms

jquery-1.4.1.min.js

jquery-1.4.1.min.js

618 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

617 ms

jquery.timers.1.2.js

jquery.timers.1.2.js

616 ms

jquery.galleryview.2.1.1.min.js

jquery.galleryview.2.1.1.min.js

610 ms

jquery.galleryview.setup.js

jquery.galleryview.setup.js

610 ms

plusone.js

plusone.js

361 ms

mootools.js

mootools.js

630 ms

MediaBoxAdvanced.js

MediaBoxAdvanced.js

602 ms

navi.css

navi.css

514 ms

forms.css

forms.css

514 ms

tables.css

tables.css

515 ms

featured_slide.css

featured_slide.css

562 ms

show_ads_impl.js

show_ads_impl.js

148 ms

zrt_lookup.html

zrt_lookup.html

50 ms

523 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

112 ms

analytics.js

analytics.js

193 ms

header_logo.gif

header_logo.gif

193 ms

groente.jpg

groente.jpg

657 ms

donorweek2015.jpg

donorweek2015.jpg

568 ms

dialyseafdeling.jpg

dialyseafdeling.jpg

546 ms

jefcs.jpg

jefcs.jpg

547 ms

glomerulus_detail.jpg

glomerulus_detail.jpg

547 ms

icu.jpg

icu.jpg

544 ms

puzzel.jpg

puzzel.jpg

798 ms

gang.jpg

gang.jpg

779 ms

brendagroot2018.jpg

brendagroot2018.jpg

779 ms

overheid.jpg

overheid.jpg

782 ms

100x100.php

100x100.php

626 ms

100x100.php

100x100.php

792 ms

100x100.php

100x100.php

795 ms

5080.jpg

5080.jpg

806 ms

d-hosting.gif

d-hosting.gif

790 ms

google.gif

google.gif

788 ms

twitter.gif

twitter.gif

808 ms

linkedin.gif

linkedin.gif

813 ms

facebook.gif

facebook.gif

984 ms

rss.gif

rss.gif

990 ms

youtube.gif

youtube.gif

990 ms

sdk.js

sdk.js

137 ms

cookie.js

cookie.js

535 ms

integrator.js

integrator.js

492 ms

ads

ads

481 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

227 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

363 ms

collect

collect

234 ms

sdk.js

sdk.js

226 ms

ads

ads

545 ms

collect

collect

387 ms

reactive_library.js

reactive_library.js

219 ms

integrator.js

integrator.js

86 ms

ads

ads

516 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexQ.ttf

58 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWVAexQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWVAexQ.ttf

59 ms

quote.gif

quote.gif

106 ms

ads

ads

561 ms

integrator.js

integrator.js

61 ms

zrt_lookup.html

zrt_lookup.html

201 ms

counter.js

counter.js

469 ms

css2

css2

734 ms

load_preloaded_resource.js

load_preloaded_resource.js

706 ms

abg_lite.js

abg_lite.js

751 ms

window_focus.js

window_focus.js

750 ms

qs_click_protection.js

qs_click_protection.js

750 ms

rx_lidar.js

rx_lidar.js

701 ms

042791247ab671b2831aa311d6583330.js

042791247ab671b2831aa311d6583330.js

749 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

1092 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

1565 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

1584 ms

icon.png

icon.png

247 ms

one_click_handler_one_afma.js

one_click_handler_one_afma.js

442 ms

1735215560493168518

1735215560493168518

1336 ms

t.php

t.php

1268 ms

loader.gif

loader.gif

155 ms

KFOlCnqEu92Fr1MmWUlvAw.ttf

KFOlCnqEu92Fr1MmWUlvAw.ttf

988 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

989 ms

s

s

876 ms

cookie_push_onload.html

cookie_push_onload.html

839 ms

css

css

536 ms

css

css

75 ms

dpixel

dpixel

538 ms

466606.gif

466606.gif

534 ms

dpixel

dpixel

625 ms

activeview

activeview

290 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

118 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

196 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrzjJ5llpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrzjJ5llpyw.ttf

278 ms

bD2V1yF27SqeqYvgyYYSPdiNu290SHC9vzB8BmtCvBI.js

bD2V1yF27SqeqYvgyYYSPdiNu290SHC9vzB8BmtCvBI.js

132 ms

pixel

pixel

262 ms

pixel

pixel

464 ms

pixel

pixel

458 ms

pixel

pixel

415 ms

pixel

pixel

378 ms

activeview

activeview

320 ms

sodar

sodar

309 ms

next.gif

next.gif

538 ms

prev.gif

prev.gif

524 ms

pixel

pixel

520 ms

pixel

pixel

518 ms

pixel

pixel

597 ms

pixel

pixel

375 ms

pixel

pixel

373 ms

pixel

pixel

385 ms

rum.js

rum.js

362 ms

sodar2.js

sodar2.js

49 ms

Accessibility Review

niernieuws.nl accessibility score

59

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

[aria-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

niernieuws.nl best practices score

75

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

niernieuws.nl SEO score

86

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

    N/A

  • Language Claimed

    NL

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Niernieuws.nl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Dutch. Our system also found out that Niernieuws.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

niernieuws.nl

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