Access citotoets-oefenen.nl. Online citotoetsen oefenen groep 4 t/m 8

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

citotoets-oefenen.nl

200 ms

www.citotoets-oefenen.nl

540 ms

app.css

192 ms

front.css

279 ms

start.css

276 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 44% of them (29 requests) were addressed to the original Citotoets-oefenen.nl, 52% (34 requests) were made to Assets.junioreinstein.nl and 2% (1 request) were made to Static.getclicky.com. The less responsive or slowest element that took the longest time to load (565 ms) belongs to the original domain Citotoets-oefenen.nl.

Content Size

696.6 kB

After Optimization

563.6 kB

In fact, the total size of Citotoets-oefenen.nl main page is 696.6 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. 50% of websites need less resources to load. Images take 423.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 46.7 kB

Original 54.0 kB
After minification 37.4 kB
After compression 7.3 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 16.6 kB, which is 31% 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 46.7 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 309 B

Original 423.9 kB
After minification 423.6 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. Citotoets Oefenen images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 81.4 kB

Original 173.8 kB
After minification 173.8 kB
After compression 92.5 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 81.4 kB or 47% of the original size.

CSS Optimization

-10%

Potential reduce by 4.7 kB

Original 44.9 kB
After minification 44.9 kB
After compression 40.2 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. Citotoets-oefenen.nl has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Citotoets Oefenen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts 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

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

Page has valid source maps

Search Engine Optimization Advices

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 Citotoets-oefenen.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 Citotoets-oefenen.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

citotoets-oefenen.nl

Open Graph description is not detected on the main page of Citotoets Oefenen. 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

Online citotoetsen oefenen groep 4 t/m 8 | Junior Einstein

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

citotoets-oefenen.nl

www.citotoets-oefenen.nl

app.css

front.css

start.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

citotoets-oefenen.nl

www.citotoets-oefenen.nl

app.css

front.css

start.css

jquery3.4.1.min.js

foundation.js

tooltipster.bundle.js

ajax.commands.js

js

js

app_header.js

025e7e27b7793440990e4973.jpg

white-square.png

logo.svg

home.svg

online.svg

price.svg

reviews.svg

book.svg

worksheet.svg

faq.svg

vacancies.svg

contact.svg

team.svg

login.svg

sprite-stars.svg

sprite_subcat.svg

tick-cross-sprite.svg

facebook-icon.svg

pinterest-icon.svg

instagram-icon.svg

250a592f3913d2101ec9f946.svg

595b860372642de067b5c0e3.svg

29428668d13e3d36727f2228.svg

0a0820f65e0a46777ef25146.svg

6723c454599dd62bc2ba46e1.svg

606d98d2ca6c0_nl.rekenenoefenen.svg

606d98f45718f_nl.taaloefenen.svg

606d8bfc267d4_nl.citotoetsoefenen.svg

606d857463951_nl.begrijpendlezenoefenen.svg

606d988a1ef8e_nl.ieptoetsoefenen.svg

606d990a8e1a6_nl.verkeeroefenen.svg