Tools & Wizards About Us
breakthroughjuniorchallenge.org screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

breakthroughjuniorchallenge.org

Breakthrough Junior Challenge

Page Load Speed

1.6 sec in total

First Response

312 ms

Resources Loaded

848 ms

Page Rendered

480 ms

breakthroughjuniorchallenge.org screenshot

About Website

Visit breakthroughjuniorchallenge.org now to see the best up-to-date Breakthrough Junior Challenge content for United States and also check out these interesting facts you probably never knew about breakthroughjuniorchallenge.org

The Breakthrough Junior Challenge is an annual, global science video competition for high-school students. It was founded in 2015 by Julia and Yuri Milner.

Visit breakthroughjuniorchallenge.org

Key Findings

We analyzed Breakthroughjuniorchallenge.org page load time and found that the first response time was 312 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

breakthroughjuniorchallenge.org performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value1,300 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

www.breakthroughjuniorchallenge.org

312 ms

VisualEditor.common.css

21 ms

screen.css

34 ms

jbc.c1.css

22 ms

output.js

134 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 68% of them (19 requests) were addressed to the original Breakthroughjuniorchallenge.org, 11% (3 requests) were made to Apis.google.com and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (312 ms) belongs to the original domain Breakthroughjuniorchallenge.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.4 MB (72%)

Content Size

4.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Breakthroughjuniorchallenge.org main page is 4.7 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. 40% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 15.8 kB

  • Original 22.6 kB
  • After minification 22.4 kB
  • After compression 6.9 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 15.8 kB or 70% of the original size.

Image Optimization

-66%

Potential reduce by 2.0 MB

  • Original 3.0 MB
  • After minification 1.0 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. Obviously, Breakthrough Junior Challenge needs image optimization as it can save up to 2.0 MB or 66% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-83%

Potential reduce by 1.1 MB

  • Original 1.4 MB
  • After minification 898.6 kB
  • After compression 230.0 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 1.1 MB or 83% of the original size.

CSS Optimization

-84%

Potential reduce by 241.5 kB

  • Original 286.0 kB
  • After minification 283.9 kB
  • After compression 44.5 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. Breakthroughjuniorchallenge.org needs all CSS files to be minified and compressed as it can save up to 241.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (35%)

Requests Now

23

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Breakthrough Junior Challenge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.breakthroughjuniorchallenge.org

www.breakthroughjuniorchallenge.org

312 ms

VisualEditor.common.css

VisualEditor.common.css

21 ms

screen.css

screen.css

34 ms

jbc.c1.css

jbc.c1.css

22 ms

output.js

output.js

134 ms

authSocial.js

authSocial.js

24 ms

analytics.js

analytics.js

83 ms

client:plusone.js

client:plusone.js

153 ms

all.js

all.js

291 ms

logo.png

logo.png

50 ms

presented.png

presented.png

45 ms

hp-winner-bg.jpg

hp-winner-bg.jpg

95 ms

winner-ryan-chester-square.png

winner-ryan-chester-square.png

86 ms

carousel-arrow-prev.png

carousel-arrow-prev.png

43 ms

carousel-arrow-next.png

carousel-arrow-next.png

45 ms

breakthrough_logo.png

breakthrough_logo.png

46 ms

khan_logo.png

khan_logo.png

47 ms

sourcesanspro-regular-webfont.svg

sourcesanspro-regular-webfont.svg

46 ms

sourcesanspro-regular-webfont.ttf

sourcesanspro-regular-webfont.ttf

40 ms

sourcesanspro-regular-webfont.woff

sourcesanspro-regular-webfont.woff

44 ms

jbcicons.ttf

jbcicons.ttf

71 ms

icomoon.ttf

icomoon.ttf

70 ms

collect

collect

17 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

9 ms

postmessageRelay

postmessageRelay

42 ms

api.js

api.js

33 ms

core:rpc:shindig.random:shindig.sha1.js

core:rpc:shindig.random:shindig.sha1.js

35 ms

2536007149-postmessagerelay.js

2536007149-postmessagerelay.js

34 ms

Accessibility Review

breakthroughjuniorchallenge.org accessibility score

64

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA input fields do not have accessible names

High

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

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Names and labels

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.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

breakthroughjuniorchallenge.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

breakthroughjuniorchallenge.org SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Breakthroughjuniorchallenge.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Breakthroughjuniorchallenge.org 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

breakthroughjuniorchallenge.org

Open Graph description is not detected on the main page of Breakthrough Junior Challenge. 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: