Access whitehatjunior.fr. BYJU'S FutureSchool| Live Online Coding for Kids

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value18.3 s

0/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value4,010 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value29.8 s

0/100

10%

www.byjusfutureschool.com

1978 ms

bundle.js

94 ms

cf-js-sdk-min.js

132 ms

css2

35 ms

logo.svg

99 ms

Our browser made a total of 150 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Whitehatjunior.fr, 7% (11 requests) were made to Byjusfutureschool.com and 7% (11 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Byjusfutureschool.com.

Content Size

1.8 MB

After Optimization

1.4 MB

In fact, the total size of Whitehatjunior.fr main page is 1.8 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. Only a small number of websites need less resources to load. Images take 999.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 342.1 kB

Original 399.4 kB
After minification 347.0 kB
After compression 57.3 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 52.4 kB, which is 13% 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 342.1 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 51.0 kB

Original 999.5 kB
After minification 948.5 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. Whitehatjunior images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 10.3 kB

Original 359.8 kB
After minification 359.8 kB
After compression 349.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

Original 58.9 kB
After minification 58.9 kB
After compression 58.9 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. Whitehatjunior.fr has all CSS files already compressed.

Requests Now

142

After Optimization

The browser has sent 142 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Whitehatjunior. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 58 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

Form elements do not have associated labels

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

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

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Whitehatjunior.fr can be misinterpreted by Google and other search engines. Our service has detected that English 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 Whitehatjunior.fr 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

whitehatjunior.fr

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

BYJU'S FutureSchool| Live Online Coding for Kids

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.byjusfutureschool.com

bundle.js

cf-js-sdk-min.js

css2

logo.svg

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.byjusfutureschool.com

bundle.js

cf-js-sdk-min.js

css2

logo.svg

coding.svg

math.svg

music.svg

gzT5CsBk20Y

superstar-bg.png

saira-bg.png

bg-hero-bfs.png

active-teachers.svg

active-students.svg

hero-section-bfs.png

video-banner.png

play-button.png

spiral.png

musicbanner1x.png

card1-banner.png

card1-user.png

card2-banner.png

card2-user.png

card3-banner.png

introduction1x.png

card3-user.png

Iconspace_Signal_Tower_25px.svg

iconspace_Visible_25px.svg

Spritesheet.svg

herculean-22x.png

time-keeper-2-2x.png

time-keeper-1-2x.png

herculean-2x.png

timekeeper-2x.png

trialblazer-2x.png

class-streak-2x.png

trailblazer-1-2x.png

FuturaPT.woff

www-player.css

www-embed-player.js

base.js

teacher-process-2x.png

byjusfutureschool_large_darktm.png