Tools & Wizards About Us
classroom.materials.ac.uk screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

classroom.materials.ac.uk

Page Load Speed

2.8 sec in total

First Response

511 ms

Resources Loaded

2.1 sec

Page Rendered

243 ms

classroom.materials.ac.uk screenshot

About Website

Visit classroom.materials.ac.uk now to see the best up-to-date Classroom Materials content for India and also check out these interesting facts you probably never knew about classroom.materials.ac.uk

The Materials Classroom houses several interactive Materials Science games, learning tools and quizzes for schools and sixth forms.

Visit classroom.materials.ac.uk

Key Findings

We analyzed Classroom.materials.ac.uk page load time and found that the first response time was 511 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

classroom.materials.ac.uk performance score

0

Network Requests Diagram

classroom.materials.ac.uk

511 ms

style.css

333 ms

nsk6wbr.js

221 ms

classroom.materials.ac.uk

135 ms

ga.js

55 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 73% of them (22 requests) were addressed to the original Classroom.materials.ac.uk, 10% (3 requests) were made to Google-analytics.com and 10% (3 requests) were made to Liverpool.ac.uk. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Classroom.materials.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 110.9 kB (16%)

Content Size

688.8 kB

After Optimization

577.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Classroom.materials.ac.uk main page is 688.8 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 631.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 21.4 kB

  • Original 28.0 kB
  • After minification 27.1 kB
  • After compression 6.6 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 21.4 kB or 76% of the original size.

Image Optimization

-13%

Potential reduce by 79.8 kB

  • Original 631.5 kB
  • After minification 551.7 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. Obviously, Classroom Materials needs image optimization as it can save up to 79.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-79%

Potential reduce by 9.6 kB

  • Original 12.1 kB
  • After minification 8.0 kB
  • After compression 2.5 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. Classroom.materials.ac.uk needs all CSS files to be minified and compressed as it can save up to 9.6 kB or 79% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

28

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Classroom Materials. According to our analytics all requests are already optimized.

Network Requests Diagram

classroom.materials.ac.uk

classroom.materials.ac.uk

511 ms

style.css

style.css

333 ms

nsk6wbr.js

nsk6wbr.js

221 ms

classroom.materials.ac.uk

classroom.materials.ac.uk

135 ms

ga.js

ga.js

55 ms

EngDept.jpg

EngDept.jpg

1244 ms

trans-arc.png

trans-arc.png

85 ms

thmcars.jpg

thmcars.jpg

361 ms

thmpiezo.jpg

thmpiezo.jpg

364 ms

thmmp3.jpg

thmmp3.jpg

421 ms

thmcamera.jpg

thmcamera.jpg

426 ms

thmbounce.jpg

thmbounce.jpg

199 ms

thmbottle.jpg

thmbottle.jpg

309 ms

thmtensile.jpg

thmtensile.jpg

405 ms

thmWhack.jpg

thmWhack.jpg

448 ms

thmbiomed.jpg

thmbiomed.jpg

545 ms

thmscan-bot.jpg

thmscan-bot.jpg

491 ms

thmSMCB.jpg

thmSMCB.jpg

514 ms

thmTim.jpg

thmTim.jpg

594 ms

heart-diagram-sm.jpg

heart-diagram-sm.jpg

536 ms

xray-hipreplacement-sm.jpg

xray-hipreplacement-sm.jpg

584 ms

piezo-fibres-sm.jpg

piezo-fibres-sm.jpg

598 ms

heli-fig1-sm.gif

heli-fig1-sm.gif

620 ms

ecorr.jpg

ecorr.jpg

656 ms

thmquiz.jpg

thmquiz.jpg

670 ms

__utm.gif

__utm.gif

11 ms

padlock.png

padlock.png

628 ms

h1-logo-unbranded.png

h1-logo-unbranded.png

653 ms

footer-logo.png

footer-logo.png

652 ms

__utm.gif

__utm.gif

3 ms

SEO Factors

classroom.materials.ac.uk SEO score

0

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 Classroom.materials.ac.uk 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 Classroom.materials.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

classroom.materials.ac.uk

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