Tools & Wizards About Us
zwembad.eu screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zwembad.eu

Zwembad.eu | Doe-Het-Zelf Zwembadwinkel Voor Zwembaden

Page Load Speed

4.1 sec in total

First Response

284 ms

Resources Loaded

3.4 sec

Page Rendered

427 ms

zwembad.eu screenshot

About Website

Visit zwembad.eu now to see the best up-to-date Zwembad content for Belgium and also check out these interesting facts you probably never knew about zwembad.eu

Dé online zwembadspecialist voor zelfbouw en aankoop. Ontvang advies van professionals en kies uit de beste topmerken uit onze zwembadshop in uw buurt!

Visit zwembad.eu

Key Findings

We analyzed Zwembad.eu page load time and found that the first response time was 284 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zwembad.eu performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value26.6 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value3,570 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

zwembad.eu

284 ms

zwembad.eu

387 ms

www.zwembad.eu

1141 ms

theme-2b43b1162.css

362 ms

jquery.zoom.js

268 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 68% of them (39 requests) were addressed to the original Zwembad.eu, 9% (5 requests) were made to Core.helloretail.com and 7% (4 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Zwembad.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 487.8 kB (26%)

Content Size

1.9 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zwembad.eu main page is 1.9 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. 55% of websites need less resources to load. Images take 831.4 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 132.6 kB

  • Original 149.1 kB
  • After minification 90.0 kB
  • After compression 16.5 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 59.2 kB, which is 40% 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 132.6 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 42.0 kB

  • Original 831.4 kB
  • After minification 789.4 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. Zwembad images are well optimized though.

JavaScript Optimization

-43%

Potential reduce by 311.8 kB

  • Original 730.7 kB
  • After minification 730.7 kB
  • After compression 418.9 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 311.8 kB or 43% of the original size.

CSS Optimization

-1%

Potential reduce by 1.4 kB

  • Original 164.2 kB
  • After minification 164.2 kB
  • After compression 162.8 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. Zwembad.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (33%)

Requests Now

45

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zwembad. 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

zwembad.eu

zwembad.eu

284 ms

zwembad.eu

zwembad.eu

387 ms

www.zwembad.eu

www.zwembad.eu

1141 ms

theme-2b43b1162.css

theme-2b43b1162.css

362 ms

jquery.zoom.js

jquery.zoom.js

268 ms

js

js

63 ms

hookcss17.css

hookcss17.css

269 ms

videopopup.js

videopopup.js

268 ms

helloretail.js

helloretail.js

147 ms

bottom-fa106f161.js

bottom-fa106f161.js

750 ms

p.css

p.css

35 ms

fbevents.js

fbevents.js

126 ms

main.js

main.js

162 ms

sa.js

sa.js

503 ms

zwembad-logo-16735097813.jpg

zwembad-logo-16735097813.jpg

193 ms

Icons_120x120px-01_1666598515_1669717148.png

Icons_120x120px-01_1666598515_1669717148.png

192 ms

Icons_120x120px-02_1666598231_1669717205.png

Icons_120x120px-02_1666598231_1669717205.png

193 ms

Icons_120x120px-03_1666598378_1669717237.png

Icons_120x120px-03_1666598378_1669717237.png

192 ms

Icons_120x120px-04_1666598434_1669717264.png

Icons_120x120px-04_1666598434_1669717264.png

295 ms

discount-banner_1681989305.png

discount-banner_1681989305.png

294 ms

loader.gif

loader.gif

295 ms

osplash-nl-right-image_1670420958.jpg

osplash-nl-right-image_1670420958.jpg

490 ms

home_main_2_1666600495.png

home_main_2_1666600495.png

489 ms

home_main_3_1666600582.png

home_main_3_1666600582.png

488 ms

Banners-nieuwe%20site_038_1666598932.jpg

Banners-nieuwe%20site_038_1666598932.jpg

491 ms

Banners-nieuwe%20site_0310_1666599135.jpg

Banners-nieuwe%20site_0310_1666599135.jpg

581 ms

Banners-nieuwe%20site_0312_1666599279.jpg

Banners-nieuwe%20site_0312_1666599279.jpg

488 ms

Banners-nieuwe%20site_0314_1666599388.jpg

Banners-nieuwe%20site_0314_1666599388.jpg

490 ms

usp_icon_1596531396_1662104433_1670749339.png

usp_icon_1596531396_1662104433_1670749339.png

491 ms

usp_icon_1596531356.png

usp_icon_1596531356.png

491 ms

usp_icon_1596531377.png

usp_icon_1596531377.png

579 ms

usp_icon_1596531386.png

usp_icon_1596531386.png

579 ms

usp_icon_1596531396_1662104433_1670749472.png

usp_icon_1596531396_1662104433_1670749472.png

580 ms

usp_icon_1596531396.png

usp_icon_1596531396.png

581 ms

HOUTEN%20ZWEMBADEN%20Banner%20(2)_1676022063.jpg

HOUTEN%20ZWEMBADEN%20Banner%20(2)_1676022063.jpg

580 ms

Banners-nieuwe%20site_0416_1666600034.jpg

Banners-nieuwe%20site_0416_1666600034.jpg

733 ms

Zelfbouw_Zwembad.png

Zelfbouw_Zwembad.png

734 ms

logos_payments_footer.png

logos_payments_footer.png

734 ms

d

d

214 ms

d

d

261 ms

d

d

347 ms

d

d

348 ms

846c191efd3d0aacde5a916cf2ebf1a4.woff

846c191efd3d0aacde5a916cf2ebf1a4.woff

803 ms

c2183257e7a697769df4200c547551f1.woff

c2183257e7a697769df4200c547551f1.woff

909 ms

012cf6a10129e2275d79d6adac7f3b02.woff

012cf6a10129e2275d79d6adac7f3b02.woff

829 ms

background-popup-nl.jpg

background-popup-nl.jpg

842 ms

medewerkers%20gezocht_1705659356.jpg

medewerkers%20gezocht_1705659356.jpg

1011 ms

661618c94423034cfe80e879fb792fea.png

661618c94423034cfe80e879fb792fea.png

841 ms

a5a54d506ab3186dfc8d3c1f1ef8195c.svg

a5a54d506ab3186dfc8d3c1f1ef8195c.svg

862 ms

asset_composer.js

asset_composer.js

235 ms

trackingUser

trackingUser

446 ms

api.js

api.js

130 ms

recaptcha__nl.js

recaptcha__nl.js

22 ms

init

init

76 ms

setup

setup

93 ms

pageview

pageview

126 ms

init.html

init.html

306 ms

Accessibility Review

zwembad.eu accessibility score

76

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible 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.

Best Practices

zwembad.eu best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

zwembad.eu 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 Zwembad.eu 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 Zwembad.eu 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

zwembad.eu

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