Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

mathletics.co.uk

Mathletics United States | Online Learning Math Program

Page Load Speed

147.8 sec in total

First Response

1.5 sec

Resources Loaded

105 sec

Page Rendered

41.2 sec

mathletics.co.uk screenshot

About Website

Welcome to mathletics.co.uk homepage info - get ready to check Mathletics best content for United Kingdom right away, or after learning these important things about mathletics.co.uk

Mathletics is the award-winning online math program to help students learn math. Engaging, fun, and aligned to curricula across the United States.

Visit mathletics.co.uk

Key Findings

We analyzed Mathletics.co.uk page load time and found that the first response time was 1.5 sec and then it took 146.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

mathletics.co.uk performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value17,880 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.086

1/100

15%

TTI (Time to Interactive)

Value26.9 s

0/100

10%

Network Requests Diagram

us.mathletics.com

1488 ms

wp-emoji-release.min.js

468 ms

layerslider.css

2582 ms

css

3120 ms

settings.css

2242 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Mathletics.co.uk, 23% (30 requests) were made to Nz.mathletics.com and 10% (13 requests) were made to West.cdn.mathletics.com. The less responsive or slowest element that took the longest time to load (11.9 sec) relates to the external source Ww-eu.steelhousemedia.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.0 MB (38%)

Content Size

13.2 MB

After Optimization

8.1 MB

In fact, the total size of Mathletics.co.uk main page is 13.2 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. 85% 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 6.3 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 632.7 kB

  • Original 688.9 kB
  • After minification 653.4 kB
  • After compression 56.1 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 632.7 kB or 92% of the original size.

Image Optimization

-4%

Potential reduce by 233.9 kB

  • Original 6.3 MB
  • After minification 6.0 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. Mathletics images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 2.8 MB

  • Original 4.0 MB
  • After minification 3.9 MB
  • After compression 1.2 MB

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 2.8 MB or 70% of the original size.

CSS Optimization

-62%

Potential reduce by 1.4 MB

  • Original 2.2 MB
  • After minification 2.0 MB
  • After compression 813.9 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. Mathletics.co.uk needs all CSS files to be minified and compressed as it can save up to 1.4 MB or 62% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (41%)

Requests Now

107

After Optimization

63

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathletics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mathletics.co.uk accessibility score

96

Accessibility Issues

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

Links do not have a discernible name

Best Practices

mathletics.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

mathletics.co.uk SEO score

82

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

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 Mathletics.co.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 Mathletics.co.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 data is detected on the main page of Mathletics. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: