Aqa.org.uk AQA | AQA – education charity providing GCSEs, A-levels and support

AQA provides qualifications that enable students to progress to the next stage in their lives. We also support teachers to develop their professional ...

Aqa.org.uk Desktop Performance

aqa.org.uk Desktop Performance

85/100

These metrics represent real-world Chrome users experience viewing aqa.org.uk web page. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.

User Loading Experience

First Contentful Paint

Largest Contentful Paint

Cumulative Layout Shift

First Input Delay

Metrics

Cumulative Layout Shift3/100 0.957

Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.

Speed Index69/100 1.8 s

Speed Index shows how quickly the contents of a page are visibly populated. Learn more.

Largest Contentful Paint84/100 1.4 s

Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More

Time to Interactive94/100 2.2 s

Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.

First Contentful Paint95/100 0.8 s

First Contentful Paint marks the time at which the first text or image is painted. Learn more.

Total Blocking Time100/100 20 ms

Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.

Should Fix (12)

Opportunities

These suggestions can help your page load faster. They don't directly affect the Performance score.

Avoid multiple page redirects

Potential savings of 530 ms

530 ms

Serve images in next-gen formats

Potential savings of 533 KiB

390 ms

Remove unused JavaScript

Potential savings of 75 KiB

190 ms

Reduce initial server response time

Root document took 770 ms

167 ms

Properly size images

Potential savings of 65 KiB

80 ms

Efficiently encode images

Potential savings of 62 KiB

70 ms

Diagnostics

More information about the performance of your application. These numbers don't directly affect the Performance score.

Serve static assets with an efficient cache policy

6 resources found

Avoid long main-thread tasks

2 long tasks found

Largest Contentful Paint element

1 element found

Keep request counts low and transfer sizes small

100 requests • 1,771 KiB

Avoid chaining critical requests

3 chains found

Avoid large layout shifts

5 elements found

Passed Audits (17)

Preconnect to required origins

All text remains visible during webfont loads

Enable text compression

Potential savings of 1 KiB

Minify JavaScript

Potential savings of 8 KiB

Avoids `document.write()`

Minimize third-party usage

Third-party code blocked the main thread for 40 ms

Minimizes main-thread work

1.6 s

Remove unused CSS

Potential savings of 53 KiB

Minify CSS

Defer offscreen images

Preload key requests

Use video formats for animated content

Eliminate render-blocking resources

JavaScript execution time

0.5 s

Avoids an excessive DOM size

390 elements

Avoids enormous network payloads

Total size was 1,771 KiB

Uses passive listeners to improve scrolling performance

Aqa.org.uk Desktop SEO

aqa.org.uk Desktop SEO

91/100

These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.

Should Fix (1)

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Links do not have descriptive text

1 link found

Passed Audits (10)

Has a `<meta name="viewport">` tag with `width` or `initial-scale`

Links are crawlable

Page has successful HTTP status code

Document has a meta description

Document has a valid `hreflang`

Document avoids plugins

Document has a `<title>` element

Page isn’t blocked from indexing

robots.txt is valid

Image elements have `[alt]` attributes

Aqa.org.uk Desktop Best Practices

aqa.org.uk Desktop Best Practices

77/100

These checks highlight opportunities to improve the overall code health of aqa.org.uk page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.

Should Fix (3)

Trust and Safety

Includes front-end JavaScript libraries with known security vulnerabilities

4 vulnerabilities detected

Links to cross-origin destinations are unsafe

Does not use HTTPS

2 insecure requests found

Passed Audits (11)

Allows users to paste into password fields

Avoids deprecated APIs

No browser errors logged to the console

Serves images with appropriate resolution

Detected JavaScript libraries

Properly defines charset

Avoids requesting the notification permission on page load

Avoids requesting the geolocation permission on page load

Displays images with correct aspect ratio

Page has the HTML doctype

Avoids Application Cache

Aqa.org.uk Desktop Progressive Web App

aqa.org.uk Desktop Progressive Web App

22/100

These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.

Should Fix (9)

PWA Optimized

Manifest doesn't have a maskable icon

Is not configured for a custom splash screen

Does not set a theme color for the address bar.

Installable

Web app manifest does not meet the installability requirements

Does not register a service worker that controls page and `start_url`

Does not use HTTPS

2 insecure requests found

Fast and reliable

Current page does not respond with a 200 when offline

`start_url` does not respond with a 200 when offline

Page load is not fast enough on mobile networks

Interactive on simulated mobile network at 12.0 s

Passed Audits (4)

Has a `<meta name="viewport">` tag with `width` or `initial-scale`

Contains some content when JavaScript is not available

Provides a valid `apple-touch-icon`

Redirects HTTP traffic to HTTPS

Aqa.org.uk Desktop Accessibility

aqa.org.uk Desktop Accessibility

97/100

These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.

Should Fix (2)

Navigation

These are opportunities to improve keyboard navigation in your application.

Heading elements are not in a sequentially-descending order

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

`[aria-hidden="true"]` elements contain focusable descendents

Passed Audits (23)

The page contains a heading, skip link, or landmark region

Background and foreground colors have a sufficient contrast ratio

`<html>` element has a `[lang]` attribute

Links have a discernible name

Form elements have associated labels

`[role]`s have all required `[aria-*]` attributes

`[id]` attributes on active, focusable elements are unique

`[aria-*]` attributes match their roles

`[aria-*]` attributes are valid and not misspelled

List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements

`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.

Buttons have an accessible name

`[aria-hidden="true"]` is not present on the document `<body>`

`[role]`s are contained by their required parent element

Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.

`<html>` element has a valid value for its `[lang]` attribute

`[aria-*]` attributes have valid values

`[role]` values are valid

Document has a `<title>` element

ARIA IDs are unique

Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).

`<frame>` or `<iframe>` elements have a title

Image elements have `[alt]` attributes

Aqa.org.uk Desktop PageSpeed

Desktop Speed

67/100

These checks analyze the performance of aqa.org.uk on desktop devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?

Should Fix (8)

Leverage browser caching

Avoid landing page redirects

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Prioritize visible content

Enable compression

Minify JavaScript

Minify HTML

Passed Audits (2)

Reduce server response time

Minify CSS

Aqa.org.uk Typos

www.aqa.com
www.aqa.net
www.aqa.org
www.aqa.info
www.aqa.biz
www.aqa.us
www.aqa.mobi
www.qa.org.uk
www.aqa.org.uk
www.qqa.org.uk
www.aqqa.org.uk
www.qaqa.org.uk
www.wqa.org.uk
www.awqa.org.uk
www.waqa.org.uk
www.sqa.org.uk
www.asqa.org.uk
www.saqa.org.uk
www.zqa.org.uk
www.azqa.org.uk
www.zaqa.org.uk
www.aa.org.uk
www.aaa.org.uk
www.aqaa.org.uk
www.aaqa.org.uk
www.awa.org.uk
www.aqwa.org.uk
www.aq.org.uk
www.aqq.org.uk
www.aqaq.org.uk
www.aqw.org.uk
www.aqaw.org.uk
www.aqs.org.uk
www.aqas.org.uk
www.aqsa.org.uk
www.aqz.org.uk
www.aqaz.org.uk
www.aqza.org.uk

Aqa.org.uk AQA | AQA – education charity providing GCSEs, A-levels and support

AQA provides qualifications that enable students to progress to the next stage in their lives. We also support teachers to develop their professional ...

Aqa.org.uk Desktop Performance

User Loading Experience

First Contentful Paint

Largest Contentful Paint

Cumulative Layout Shift

First Input Delay

Metrics

Cumulative Layout Shift3/100 0.957

Speed Index69/100 1.8 s

Largest Contentful Paint84/100 1.4 s

Time to Interactive94/100 2.2 s

First Contentful Paint95/100 0.8 s

Total Blocking Time100/100 20 ms

Should Fix (12)

Opportunities

Diagnostics

Passed Audits (17)

Aqa.org.uk Desktop SEO

Should Fix (1)

Content Best Practices

Passed Audits (10)

Aqa.org.uk Desktop Best Practices

Should Fix (3)

Trust and Safety

Passed Audits (11)

Aqa.org.uk Desktop Progressive Web App

Should Fix (9)

PWA Optimized

Installable

Fast and reliable

Passed Audits (4)

Aqa.org.uk Desktop Accessibility

Should Fix (2)

Navigation

ARIA

Passed Audits (23)

Aqa.org.uk Desktop PageSpeed

Should Fix (8)

Passed Audits (2)

Aqa.org.uk Typos

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