Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

12262.stem.org.uk

Steps to success in mathematics: Securing progress for all children

Page Load Speed

1.4 sec in total

First Response

295 ms

Resources Loaded

1.1 sec

Page Rendered

80 ms

12262.stem.org.uk screenshot

About Website

Welcome to 12262.stem.org.uk homepage info - get ready to check 12262 Stem best content for United Kingdom right away, or after learning these important things about 12262.stem.org.uk

This resource will provide information and resources, to assist in Overcoming barriers in mathematics –. It aims to help you to move children from level 2 to level 3.

Visit 12262.stem.org.uk

Key Findings

We analyzed 12262.stem.org.uk page load time and found that the first response time was 295 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

12262.stem.org.uk performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

12262.stem.org.uk

295 ms

global.css

68 ms

main_menu.css

134 ms

jquery-1.2.6.min.js

270 ms

global.js

203 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to 12262.stem.org.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (295 ms) belongs to the original domain 12262.stem.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 12.1 kB (11%)

Content Size

107.1 kB

After Optimization

95.0 kB

In fact, the total size of 12262.stem.org.uk main page is 107.1 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. 15% of websites need less resources to load. Images take 77.8 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 3.3 kB

  • Original 5.1 kB
  • After minification 4.8 kB
  • After compression 1.8 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. 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 3.3 kB or 64% of the original size.

Image Optimization

-5%

Potential reduce by 4.1 kB

  • Original 77.8 kB
  • After minification 73.6 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. 12262 Stem images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 3.5 kB

  • Original 20.6 kB
  • After minification 20.6 kB
  • After compression 17.2 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 3.5 kB or 17% of the original size.

CSS Optimization

-33%

Potential reduce by 1.2 kB

  • Original 3.5 kB
  • After minification 3.5 kB
  • After compression 2.3 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. 12262.stem.org.uk needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 33% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 12262 Stem. According to our analytics all requests are already optimized.

Accessibility Review

12262.stem.org.uk accessibility score

100

Accessibility Issues

Best Practices

12262.stem.org.uk best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

12262.stem.org.uk SEO score

75

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 12262.stem.org.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 12262.stem.org.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

Open Graph description is not detected on the main page of 12262 Stem. 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: