Access ijsbaan-twente.nl. StackPath

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value730 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.32

36/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

www.ijsbaan-twente.nl

677 ms

reset.css

165 ms

styles.css

294 ms

jquery.fancybox.css

179 ms

jquery.min.js

24 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 37% of them (33 requests) were addressed to the original Ijsbaan-twente.nl, 28% (25 requests) were made to Static.xx.fbcdn.net and 24% (22 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Ijsbaan-twente.nl.

Content Size

2.1 MB

After Optimization

2.1 MB

In fact, the total size of Ijsbaan-twente.nl main page is 2.1 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. 35% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 12.4 kB

Original 17.0 kB
After minification 16.1 kB
After compression 4.6 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 12.4 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 31.3 kB

Original 2.0 MB
After minification 2.0 MB

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. Ijsbaan Twente images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 15.9 kB

Original 74.5 kB
After minification 72.6 kB
After compression 58.6 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 15.9 kB or 21% of the original size.

CSS Optimization

-82%

Potential reduce by 21.1 kB

Original 25.8 kB
After minification 18.5 kB
After compression 4.7 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. Ijsbaan-twente.nl needs all CSS files to be minified and compressed as it can save up to 21.1 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ijsbaan Twente. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

High

ARIA IDs are not unique

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

[id] attributes on active, focusable elements are not unique

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

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

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

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

NL
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ijsbaan-twente.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Ijsbaan-twente.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

ijsbaan-twente.nl

Open Graph description is not detected on the main page of Ijsbaan Twente. 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

StackPath

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.ijsbaan-twente.nl

reset.css

styles.css

jquery.fancybox.css

jquery.min.js

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.ijsbaan-twente.nl

reset.css

styles.css

jquery.fancybox.css

jquery.min.js

jquery.mousewheel-3.0.6.pack.js

jquery.fancybox.pack.js

jquery.droppy.js

custom.js

css

bg3.jpg

logo.png

search.png

contact.png

login.png

nl.png

de.png

en.png

instagram.png

facebook.png

twitter.png

youtube.png

buitenbaan.png

binnenbaan.png

logo_footer.png

ga.js

__utm.gif

menu.png

hotitem-schaatsles1.png_205_140

item-impressie.png_205_140

item-ijsdisco1.png_205_140

item-hartstocht.png_205_140

hotitem-bctwente.png_205_140

up.png

hartstocht_schaatsen_online_beeld_def.jpg_300_200

img_0941.jpg_300_225

sdk.js

gebouw.png

xd_arbiter.php

xd_arbiter.php

page.php

lbwCiDZuynr.css

QXYdlH_1cFE.css