Tools & Wizards About Us
zuidhollandslandschap.nl screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

zuidhollandslandschap.nl

Zuid-Hollands Landschap | Ontdek de natuur dichtbij

Page Load Speed

4.5 sec in total

First Response

195 ms

Resources Loaded

3.6 sec

Page Rendered

675 ms

zuidhollandslandschap.nl screenshot

About Website

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

Wij zetten ons zich in voor de natuur in de drukste provincie van Nederland. Samen met vrijwilligers, donateurs en sponsoren doen we er alles aan om de natuur…

Visit zuidhollandslandschap.nl

Key Findings

We analyzed Zuidhollandslandschap.nl page load time and found that the first response time was 195 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

zuidhollandslandschap.nl performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value1,410 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value1.39

0/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

zuidhollandslandschap.nl

195 ms

www.zuidhollandslandschap.nl

2453 ms

gtm.js

66 ms

social-wall.min.css.gzip

15 ms

sbi-styles.min.css.gzip

17 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 71% of them (45 requests) were addressed to the original Zuidhollandslandschap.nl, 25% (16 requests) were made to Zuidhollandslandschap.imgix.net and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Zuidhollandslandschap.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 494.9 kB (27%)

Content Size

1.8 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zuidhollandslandschap.nl main page is 1.8 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. 70% of websites need less resources to load. Images take 988.4 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 358.9 kB

  • Original 407.0 kB
  • After minification 360.5 kB
  • After compression 48.1 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 46.5 kB, which is 11% 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 358.9 kB or 88% of the original size.

Image Optimization

-4%

Potential reduce by 36.0 kB

  • Original 988.4 kB
  • After minification 952.4 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. Zuid Hollands Landschap images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 144 B

  • Original 253.2 kB
  • After minification 253.2 kB
  • After compression 253.1 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

-58%

Potential reduce by 99.8 kB

  • Original 172.6 kB
  • After minification 163.0 kB
  • After compression 72.8 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. Zuidhollandslandschap.nl needs all CSS files to be minified and compressed as it can save up to 99.8 kB or 58% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (53%)

Requests Now

57

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zuid Hollands Landschap. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zuidhollandslandschap.nl

zuidhollandslandschap.nl

195 ms

www.zuidhollandslandschap.nl

www.zuidhollandslandschap.nl

2453 ms

gtm.js

gtm.js

66 ms

social-wall.min.css.gzip

social-wall.min.css.gzip

15 ms

sbi-styles.min.css.gzip

sbi-styles.min.css.gzip

17 ms

ctf-styles.min.css.gzip

ctf-styles.min.css.gzip

22 ms

cff-style.min.css.gzip

cff-style.min.css.gzip

32 ms

main.css.gzip

main.css.gzip

23 ms

list.css.gzip

list.css.gzip

30 ms

teaser.css.gzip

teaser.css.gzip

29 ms

jquery.min.js.gzip

jquery.min.js.gzip

38 ms

jquery-migrate.min.js.gzip

jquery-migrate.min.js.gzip

38 ms

fbevents.js

fbevents.js

31 ms

Groep-Drieteen-Strandlopers-op-het-strand-scaled.jpeg

Groep-Drieteen-Strandlopers-op-het-strand-scaled.jpeg

168 ms

ctf-sprite.png

ctf-sprite.png

428 ms

ui.svg

ui.svg

509 ms

Diefdijk-met-Janetta-13-scaled-e1712172708430.jpg

Diefdijk-met-Janetta-13-scaled-e1712172708430.jpg

181 ms

fiets-2300-Toerisme-Rijssen-Holten_Z7A3027.jpg

fiets-2300-Toerisme-Rijssen-Holten_Z7A3027.jpg

182 ms

blauwer.jpg

blauwer.jpg

285 ms

1487-uil-stil-2000.jpg

1487-uil-stil-2000.jpg

163 ms

650-Grutto-Flying_BRON_Rob_Belterman_BB.jpg

650-Grutto-Flying_BRON_Rob_Belterman_BB.jpg

166 ms

ZHL-avatar.jpeg

ZHL-avatar.jpeg

625 ms

placeholder.png

placeholder.png

36 ms

cbf.png

cbf.png

36 ms

anbi.png

anbi.png

36 ms

landschappennl.png

landschappennl.png

42 ms

npl.png

npl.png

47 ms

smal-Lasiommata-megera-19_-Argusvlinder_-Saxifraga-Bart-Vastenhouw.jpg

smal-Lasiommata-megera-19_-Argusvlinder_-Saxifraga-Bart-Vastenhouw.jpg

44 ms

Diefdijk-met-wandelaar-1-scaled-e1718632196977.jpg

Diefdijk-met-wandelaar-1-scaled-e1718632196977.jpg

43 ms

smal-hondskruid-e1718642634717.jpg

smal-hondskruid-e1718642634717.jpg

49 ms

kleine_vuurvlinder_saxifraga-jan_van_der_straaten-e1712931814941.jpg

kleine_vuurvlinder_saxifraga-jan_van_der_straaten-e1712931814941.jpg

45 ms

bbb-Snor-zingend-max-1024x1024-1-e1710677267552.jpeg

bbb-Snor-zingend-max-1024x1024-1-e1710677267552.jpeg

46 ms

marleen3-e1668421471628.jpg

marleen3-e1668421471628.jpg

48 ms

Sjors-e1672658123709.png

Sjors-e1672658123709.png

49 ms

Vrijwilligers-Heemtuin-Tenellaplas.jpg

Vrijwilligers-Heemtuin-Tenellaplas.jpg

52 ms

580bd5b6-412a-4178-b3eb-4e2046897cbf.woff

580bd5b6-412a-4178-b3eb-4e2046897cbf.woff

538 ms

e3691e95-03c3-47b0-89e4-ce734777e917.woff

e3691e95-03c3-47b0-89e4-ce734777e917.woff

576 ms

30bc8000-1637-4079-9dd6-d93c7c1d8245.woff

30bc8000-1637-4079-9dd6-d93c7c1d8245.woff

576 ms

59cd5e10-9d20-4b86-850d-78b9beb6dfcd.woff

59cd5e10-9d20-4b86-850d-78b9beb6dfcd.woff

821 ms

jumbotron.css.gzip

jumbotron.css.gzip

366 ms

activity-widget.css.gzip

activity-widget.css.gzip

379 ms

popover.css.gzip

popover.css.gzip

381 ms

video.css.gzip

video.css.gzip

386 ms

columns.css.gzip

columns.css.gzip

389 ms

donate.css.gzip

donate.css.gzip

393 ms

donate-widget.css.gzip

donate-widget.css.gzip

398 ms

form.css.gzip

form.css.gzip

403 ms

social-wall.min.js.gzip

social-wall.min.js.gzip

449 ms

cff-scripts.min.js.gzip

cff-scripts.min.js.gzip

450 ms

app.js.gzip

app.js.gzip

451 ms

drawer.js.gzip

drawer.js.gzip

451 ms

header.js.gzip

header.js.gzip

452 ms

menu.js.gzip

menu.js.gzip

451 ms

intersection.js.gzip

intersection.js.gzip

452 ms

notifications.js.gzip

notifications.js.gzip

452 ms

dropdown.js.gzip

dropdown.js.gzip

453 ms

header-video.js.gzip

header-video.js.gzip

454 ms

youtube.js.gzip

youtube.js.gzip

454 ms

donate-widget.js.gzip

donate-widget.js.gzip

469 ms

sbi-scripts.min.js.gzip

sbi-scripts.min.js.gzip

470 ms

staand-Cardamine-pratensis-22-Pinksterbloem-Saxifraga-Rudmer-Zwerver-e1712560550455.jpg

staand-Cardamine-pratensis-22-Pinksterbloem-Saxifraga-Rudmer-Zwerver-e1712560550455.jpg

130 ms

staand-Cardamine-pratensis-22-Pinksterbloem-Saxifraga-Rudmer-Zwerver-e1712560550455.jpg

staand-Cardamine-pratensis-22-Pinksterbloem-Saxifraga-Rudmer-Zwerver-e1712560550455.jpg

129 ms

sbsw-sprite.png

sbsw-sprite.png

419 ms

Accessibility Review

zuidhollandslandschap.nl accessibility score

84

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

[role] values are not valid

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

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

zuidhollandslandschap.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

SEO Factors

zuidhollandslandschap.nl SEO score

91

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 Zuidhollandslandschap.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 Zuidhollandslandschap.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

zuidhollandslandschap.nl

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