Tools & Wizards About Us
radioactiveathome.org screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

radioactiveathome.org

Radioactive@Home | BOINC | Open Science for the future

Page Load Speed

2.2 sec in total

First Response

193 ms

Resources Loaded

1.8 sec

Page Rendered

222 ms

radioactiveathome.org screenshot

About Website

Click here to check amazing Radioactive At Home content for Cambodia. Otherwise, check out these important facts you probably never knew about radioactiveathome.org

Help in research on radiation, take care of their loved ones. Join to RadioActive@Home project and become a scientist today.

Visit radioactiveathome.org

Key Findings

We analyzed Radioactiveathome.org page load time and found that the first response time was 193 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

radioactiveathome.org performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.063

97/100

15%

TTI (Time to Interactive)

Value4.3 s

84/100

10%

Network Requests Diagram

193 ms

template.css

82 ms

core.js

161 ms

mootools-core.js

247 ms

caption.js

161 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 79% of them (31 requests) were addressed to the original Radioactiveathome.org, 5% (2 requests) were made to Button.flattr.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (686 ms) relates to the external source Static.flattr.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.0 kB (34%)

Content Size

394.5 kB

After Optimization

258.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radioactiveathome.org main page is 394.5 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. 20% of websites need less resources to load. Images take 191.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 19.0 kB

  • Original 24.3 kB
  • After minification 23.9 kB
  • After compression 5.3 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. 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 19.0 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 5.9 kB

  • Original 191.6 kB
  • After minification 185.7 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. Radioactive At Home images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 74.5 kB

  • Original 127.6 kB
  • After minification 123.7 kB
  • After compression 53.1 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 74.5 kB or 58% of the original size.

CSS Optimization

-72%

Potential reduce by 36.5 kB

  • Original 51.0 kB
  • After minification 47.3 kB
  • After compression 14.5 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. Radioactiveathome.org needs all CSS files to be minified and compressed as it can save up to 36.5 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (70%)

Requests Now

37

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radioactive At Home. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

193 ms

template.css

template.css

82 ms

core.js

core.js

161 ms

mootools-core.js

mootools-core.js

247 ms

caption.js

caption.js

161 ms

load.js

load.js

19 ms

system.css

system.css

162 ms

general.css

general.css

164 ms

template.css

template.css

164 ms

script.js

script.js

231 ms

loader.js

loader.js

202 ms

system.css

system.css

81 ms

ga.js

ga.js

35 ms

bg_2.jpg

bg_2.jpg

236 ms

menuitem.png

menuitem.png

82 ms

block_s.png

block_s.png

82 ms

block_h.png

block_h.png

80 ms

block_v.png

block_v.png

84 ms

block_c.png

block_c.png

84 ms

b.png

b.png

157 ms

en.gif

en.gif

158 ms

pl.gif

pl.gif

158 ms

fr.gif

fr.gif

159 ms

de.gif

de.gif

162 ms

top02.png

top02.png

548 ms

paypal_donate.gif

paypal_donate.gif

235 ms

printButton.png

printButton.png

235 ms

emailButton.png

emailButton.png

237 ms

rk-det_m.jpg

rk-det_m.jpg

399 ms

267 ms

post_s.png

post_s.png

291 ms

post_h.png

post_h.png

292 ms

post_v.png

post_v.png

294 ms

post_c.png

post_c.png

298 ms

button.png

button.png

369 ms

__utm.gif

__utm.gif

12 ms

cloudflare.min.js

cloudflare.min.js

7 ms

button.css

button.css

686 ms

button.js

button.js

578 ms

Accessibility Review

radioactiveathome.org accessibility score

84

Accessibility Issues

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

Form elements do not have associated labels

Best Practices

radioactiveathome.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

radioactiveathome.org SEO score

77

Search Engine Optimization Advices

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 Radioactiveathome.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 Radioactiveathome.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

radioactiveathome.org

Open Graph description is not detected on the main page of Radioactive At Home. 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: