Access toernooiklapper.nl. De leukste toernooien van Nederland. Zet ook jouw toernooi op Toernooiklapper.nl.

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value2,260 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

www.toernooiklapper.nl

638 ms

reset.css

92 ms

screen.css

187 ms

ta_layout2.css

278 ms

shadowbox.css

279 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 70% of them (57 requests) were addressed to the original Toernooiklapper.nl, 9% (7 requests) were made to Pagead2.googlesyndication.com and 7% (6 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (638 ms) belongs to the original domain Toernooiklapper.nl.

Content Size

671.5 kB

After Optimization

619.4 kB

In fact, the total size of Toernooiklapper.nl main page is 671.5 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. 35% of websites need less resources to load. Javascripts take 508.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 29.1 kB

Original 38.3 kB
After minification 35.4 kB
After compression 9.2 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 29.1 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 3.1 kB

Original 104.7 kB
After minification 101.6 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. Toernooiklapper images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17.0 kB

Original 508.2 kB
After minification 508.2 kB
After compression 491.2 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

-14%

Potential reduce by 2.9 kB

Original 20.3 kB
After minification 20.3 kB
After compression 17.4 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. Toernooiklapper.nl needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 14% of the original size.

Requests Now

After Optimization

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Toernooiklapper. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

High

robots.txt is not valid

Language and Encoding

Language Detected

NL
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Toernooiklapper.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Toernooiklapper.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

toernooiklapper.nl

Open Graph description is not detected on the main page of Toernooiklapper. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

De leukste toernooien van Nederland. Zet ook jouw toernooi op Toernooiklapper.nl. | Toernooiklapper

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.toernooiklapper.nl

reset.css

screen.css

ta_layout2.css

shadowbox.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.toernooiklapper.nl

reset.css

screen.css

ta_layout2.css

shadowbox.css

cookie.css

jquery.ui.all.css

lightbox.css

jquery.js

easing.js

jquery.plugin.min.js

jquery.countdown.js

jquery.countdown-nl.js

shadowbox.js

init.js

jquery.ui.core.js

jquery.ui.widget.js

jquery.ui.datepicker.js

jquery.ui.datepicker-nl.js

show_ads.js

lightbox.js

jquery.ui.base.css

jquery.ui.theme.css

jquery.ui.core.css

jquery.ui.accordion.css

jquery.ui.autocomplete.css

jquery.ui.button.css

jquery.ui.datepicker.css

jquery.ui.dialog.css

jquery.ui.menu.css

jquery.ui.progressbar.css

jquery.ui.resizable.css

jquery.ui.selectable.css

jquery.ui.slider.css

jquery.ui.spinner.css

jquery.ui.tabs.css

jquery.ui.tooltip.css

bg-select.png

btn_search.png

calendar.png

arrow_top_search.png

btn_info.png

btn_readmore_home.png