Tools & Wizards About Us
radiochemistry.org screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

radiochemistry.org

RADIOCHEMISTRY SOCIETY - Specialized Courses in Radiochemistry

Page Load Speed

19.6 sec in total

First Response

5.6 sec

Resources Loaded

13.8 sec

Page Rendered

110 ms

radiochemistry.org screenshot

About Website

Click here to check amazing RADIOCHEMISTRY content for India. Otherwise, check out these important facts you probably never knew about radiochemistry.org

The worldXs leading resource for specialized training courses in Radiochemistry and Health Physics...

Visit radiochemistry.org

Key Findings

We analyzed Radiochemistry.org page load time and found that the first response time was 5.6 sec and then it took 13.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

radiochemistry.org performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.042

99/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

radiochemistry.org

5607 ms

portal.css

31 ms

encyclopedia.css

5058 ms

butnz.js

5070 ms

urchin.js

6 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Radiochemistry.org, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Radiochemistry.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 27.5 kB (8%)

Content Size

335.3 kB

After Optimization

307.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radiochemistry.org main page is 335.3 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. 25% of websites need less resources to load. Images take 306.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 15.6 kB

  • Original 20.0 kB
  • After minification 17.7 kB
  • After compression 4.4 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 2.2 kB, which is 11% 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 15.6 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 10.5 kB

  • Original 306.2 kB
  • After minification 295.7 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. RADIOCHEMISTRY images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 1.1 kB

  • Original 7.6 kB
  • After minification 7.6 kB
  • After compression 6.5 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 1.1 kB or 15% of the original size.

CSS Optimization

-23%

Potential reduce by 324 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 1.1 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. Radiochemistry.org needs all CSS files to be minified and compressed as it can save up to 324 B or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (29%)

Requests Now

49

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RADIOCHEMISTRY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

radiochemistry.org

radiochemistry.org

5607 ms

portal.css

portal.css

31 ms

encyclopedia.css

encyclopedia.css

5058 ms

butnz.js

butnz.js

5070 ms

urchin.js

urchin.js

6 ms

floatmenu_on.gif

floatmenu_on.gif

28 ms

floatmenu_off.gif

floatmenu_off.gif

176 ms

rate_butn_on.gif

rate_butn_on.gif

2926 ms

rate_butn_off.gif

rate_butn_off.gif

3039 ms

group_butn_on.jpg

group_butn_on.jpg

3087 ms

group_butn_off.jpg

group_butn_off.jpg

3145 ms

contact_on.gif

contact_on.gif

58 ms

contact_off.gif

contact_off.gif

86 ms

cart_on.gif

cart_on.gif

114 ms

cart_off.gif

cart_off.gif

146 ms

board_on.gif

board_on.gif

174 ms

board_off.gif

board_off.gif

203 ms

azmenu_on.gif

azmenu_on.gif

204 ms

azmenu_off.gif

azmenu_off.gif

232 ms

services_on.gif

services_on.gif

234 ms

services_off.gif

services_off.gif

261 ms

facebook_on.jpg

facebook_on.jpg

290 ms

facebook_off.jpg

facebook_off.jpg

315 ms

course_menu_butn_on.jpg

course_menu_butn_on.jpg

319 ms

course_menu_butn_off.jpg

course_menu_butn_off.jpg

343 ms

hp_tease_on.jpg

hp_tease_on.jpg

349 ms

hp_tease_off.jpg

hp_tease_off.jpg

372 ms

bkg_master.jpg

bkg_master.jpg

378 ms

flag_500x30--103006.gif

flag_500x30--103006.gif

399 ms

cap_group_training.jpg

cap_group_training.jpg

408 ms

definition15.gif

definition15.gif

426 ms

tease6_on.jpg

tease6_on.jpg

437 ms

tease5_on.jpg

tease5_on.jpg

455 ms

tease8_on.jpg

tease8_on.jpg

467 ms

feature_radsafety.jpg

feature_radsafety.jpg

483 ms

feature_courses3.jpg

feature_courses3.jpg

497 ms

feature_ptable3.jpg

feature_ptable3.jpg

512 ms

feature_history.jpg

feature_history.jpg

528 ms

feature_handson.jpg

feature_handson.jpg

539 ms

feature_jobs2.jpg

feature_jobs2.jpg

557 ms

__utm.gif

__utm.gif

4 ms

feature_consulting.jpg

feature_consulting.jpg

552 ms

feature_vendor.jpg

feature_vendor.jpg

565 ms

feature_sponsorship.jpg

feature_sponsorship.jpg

543 ms

feature_booknotes2.jpg

feature_booknotes2.jpg

537 ms

v_1_cover.jpeg

v_1_cover.jpeg

541 ms

number_one.gif

number_one.gif

507 ms

menubkg.jpg

menubkg.jpg

510 ms

menutop.gif

menutop.gif

508 ms

menubottom.jpg

menubottom.jpg

508 ms

Accessibility Review

radiochemistry.org accessibility score

51

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

radiochemistry.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

radiochemistry.org SEO score

69

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Radiochemistry.org 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 Radiochemistry.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

radiochemistry.org

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