Access tc-twiske.nl. Tennis & Padel ’t Twiske

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value22.1 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value1,320 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.788

5/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

www.tc-twiske.nl

227 ms

analytics.js

29 ms

wp-emoji-release.min.js

178 ms

style.css

174 ms

lightbox.css

173 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 88% of them (106 requests) were addressed to the original Tc-twiske.nl, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to Www1.sportadvertentie.nl. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Tc-twiske.nl.

Content Size

1.6 MB

After Optimization

1.1 MB

In fact, the total size of Tc-twiske.nl main page is 1.6 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 973.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 69.5 kB

Original 82.8 kB
After minification 77.8 kB
After compression 13.4 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 69.5 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 29.3 kB

Original 973.0 kB
After minification 943.8 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. Tc Twiske images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 294.8 kB

Original 432.5 kB
After minification 395.7 kB
After compression 137.7 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 294.8 kB or 68% of the original size.

CSS Optimization

-85%

Potential reduce by 82.8 kB

Original 98.0 kB
After minification 82.1 kB
After compression 15.1 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. Tc-twiske.nl needs all CSS files to be minified and compressed as it can save up to 82.8 kB or 85% of the original size.

Requests Now

119

After Optimization

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tc Twiske. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Tc-twiske.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 Tc-twiske.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

tc-twiske.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Tennis & Padel ’t Twiske

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.tc-twiske.nl

analytics.js

wp-emoji-release.min.js

style.css

lightbox.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.tc-twiske.nl

analytics.js

wp-emoji-release.min.js

style.css

lightbox.css

jquery.fancybox-1.3.4.css

style.css

reset.css

media-queries.css

flexslider.css

menufication.css

css

menufication.min.css

jquery.js

jquery-migrate.min.js

jquery.cross-slide.min.js

jquery.menufication.min.js

menufication-setup.js

jquery.fancybox-1.3.4.js

front.js

abm.asp

jquery.flexslider.js

jquery.elastislide.js

scripts.js

ticker.js

respond.min.js

jquery.isotope.min.js

jquery.imagesloaded.min.js

jquery.nicescroll.min.js

css3-mediaqueries.js

retina.js

wp-embed.min.js

collect

style.css

site2_bg.jpg

close.png

loading.gif

prev.png

next.png

nav-bg.png

nav-sep.png

search-icon.png

TennisclubTwiske-logo1.png