Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

zwembadgigant.nl

De #1 Zwembaden webshop | Koop met tot 35% korting

Page Load Speed

4 sec in total

First Response

762 ms

Resources Loaded

2.9 sec

Page Rendered

323 ms

zwembadgigant.nl screenshot

About Website

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

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Visit zwembadgigant.nl

Key Findings

We analyzed Zwembadgigant.nl page load time and found that the first response time was 762 ms and then it took 3.2 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

zwembadgigant.nl performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.6 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.42

23/100

15%

TTI (Time to Interactive)

Value11.9 s

16/100

10%

Network Requests Diagram

www.zwembadgigant.nl

762 ms

106525f0fe66b88ffd3295c78fe64672-4-1458052386.css

466 ms

54dc37940c82b0ecd27fbd6b852ca423-1457949132.js

637 ms

css

25 ms

conversion.js

19 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 80% of them (39 requests) were addressed to the original Zwembadgigant.nl, 4% (2 requests) were made to S.trustpilot.com and 4% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Zwembadgigant.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 611.8 kB (48%)

Content Size

1.3 MB

After Optimization

654.0 kB

In fact, the total size of Zwembadgigant.nl main page is 1.3 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. 25% of websites need less resources to load. Javascripts take 465.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 60.5 kB

  • Original 75.4 kB
  • After minification 63.6 kB
  • After compression 14.9 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 11.8 kB, which is 16% 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 60.5 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 2.9 kB

  • Original 449.1 kB
  • After minification 446.3 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. Zwembadgigant images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 317.8 kB

  • Original 465.1 kB
  • After minification 465.1 kB
  • After compression 147.3 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 317.8 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 230.7 kB

  • Original 276.2 kB
  • After minification 269.9 kB
  • After compression 45.5 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. Zwembadgigant.nl needs all CSS files to be minified and compressed as it can save up to 230.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (23%)

Requests Now

44

After Optimization

34

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zwembadgigant. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

zwembadgigant.nl accessibility score

80

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.

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

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

zwembadgigant.nl best practices score

75

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

zwembadgigant.nl SEO score

85

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

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 Zwembadgigant.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 Zwembadgigant.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

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