Tools & Wizards About Us
learningonscreen.ac.uk screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

learningonscreen.ac.uk

Learning on Screen · Enhancing the learning experience in education since 1948

Page Load Speed

3.9 sec in total

First Response

341 ms

Resources Loaded

2.3 sec

Page Rendered

1.3 sec

learningonscreen.ac.uk screenshot

About Website

Welcome to learningonscreen.ac.uk homepage info - get ready to check Learning On Screen best content for United Kingdom right away, or after learning these important things about learningonscreen.ac.uk

Visit learningonscreen.ac.uk

Key Findings

We analyzed Learningonscreen.ac.uk page load time and found that the first response time was 341 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

learningonscreen.ac.uk performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

learningonscreen.ac.uk

341 ms

learningonscreen.ac.uk

616 ms

jquery.min.js

181 ms

svg4everybody.min.js

260 ms

objectFitPolyfill.basic.min.js

266 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 78% of them (14 requests) were addressed to the original Learningonscreen.ac.uk, 11% (2 requests) were made to Player.vimeo.com and 6% (1 request) were made to Analytics.learningonscreen.ac.uk. The less responsive or slowest element that took the longest time to load (796 ms) belongs to the original domain Learningonscreen.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 265.4 kB (9%)

Content Size

3.0 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Learningonscreen.ac.uk main page is 3.0 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. 25% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 37.0 kB

  • Original 55.5 kB
  • After minification 54.0 kB
  • After compression 18.5 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 37.0 kB or 67% of the original size.

Image Optimization

-8%

Potential reduce by 227.6 kB

  • Original 2.7 MB
  • After minification 2.5 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. Learning On Screen images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 621 B

  • Original 171.3 kB
  • After minification 171.3 kB
  • After compression 170.7 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 83 B

  • Original 17.6 kB
  • After minification 17.6 kB
  • After compression 17.5 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. Learningonscreen.ac.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (43%)

Requests Now

14

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learning On Screen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

learningonscreen.ac.uk

learningonscreen.ac.uk

341 ms

learningonscreen.ac.uk

learningonscreen.ac.uk

616 ms

jquery.min.js

jquery.min.js

181 ms

svg4everybody.min.js

svg4everybody.min.js

260 ms

objectFitPolyfill.basic.min.js

objectFitPolyfill.basic.min.js

266 ms

video.min.js

video.min.js

533 ms

global.min.js

global.min.js

268 ms

style.css

style.css

270 ms

video-js.min.css

video-js.min.css

294 ms

script.js

script.js

611 ms

907805860

907805860

246 ms

507184289

507184289

265 ms

homepage_welcome.jpg

homepage_welcome.jpg

352 ms

Individual-3.png

Individual-3.png

796 ms

2024-Awards_Logo.png

2024-Awards_Logo.png

368 ms

01_BOB_Offshore_Primary_WEB.png

01_BOB_Offshore_Primary_WEB.png

450 ms

cde995c3-2586-7545-16d0-8c612c474425.png

cde995c3-2586-7545-16d0-8c612c474425.png

100 ms

api.js

api.js

13 ms

Accessibility Review

learningonscreen.ac.uk accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

learningonscreen.ac.uk best practices score

75

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

High

Browser errors were logged to the console

SEO Factors

learningonscreen.ac.uk SEO score

86

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

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

High

Document uses legible font sizes

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 Learningonscreen.ac.uk 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 Learningonscreen.ac.uk 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

learningonscreen.ac.uk

Open Graph description is not detected on the main page of Learning On Screen. 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: