6.7 sec in total
339 ms
3.9 sec
2.5 sec
Welcome to world-nuclear-university.org homepage info - get ready to check World Nuclear University best content right away, or after learning these important things about world-nuclear-university.org
A worldwide network of nuclear education and research institutions, offering training courses for future leaders on nuclear energy, radioisotope production and applications of ionizing radiation in me...
Visit world-nuclear-university.orgWe analyzed World-nuclear-university.org page load time and found that the first response time was 339 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
world-nuclear-university.org performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value5.8 s
15/100
25%
Value6.0 s
46/100
10%
Value240 ms
86/100
30%
Value1.01
2/100
15%
Value12.3 s
15/100
10%
339 ms
672 ms
394 ms
567 ms
382 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 77% of them (50 requests) were addressed to the original World-nuclear-university.org, 5% (3 requests) were made to World-nuclear-news.org and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain World-nuclear-university.org.
Page size can be reduced by 710.2 kB (9%)
7.5 MB
6.8 MB
In fact, the total size of World-nuclear-university.org main page is 7.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 7.1 MB which makes up the majority of the site volume.
Potential reduce by 33.8 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 11.0 kB, which is 27% 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 33.8 kB or 83% of the original size.
Potential reduce by 357.5 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. World Nuclear University images are well optimized though.
Potential reduce by 102.4 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 102.4 kB or 72% of the original size.
Potential reduce by 216.4 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. World-nuclear-university.org needs all CSS files to be minified and compressed as it can save up to 216.4 kB or 87% of the original size.
Number of requests can be reduced by 20 (33%)
60
40
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of World Nuclear University. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
world-nuclear-university.org
339 ms
world-nuclear-university.org
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bootstrap.css
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site.css
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flexslider.css
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js
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jquery-2.2.4.js
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world-nuclear-university.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Image elements do not have [alt] attributes
Links do not have a discernible name
world-nuclear-university.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
world-nuclear-university.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise World-nuclear-university.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 World-nuclear-university.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.
world-nuclear-university.org
Open Graph data is detected on the main page of World Nuclear University. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: