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cad-steel.co.za Desktop Performance
84/100
These metrics represent real-world Chrome users experience viewing cad-steel.co.za 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.
Metrics
Speed Index9/100 4.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Contentful Paint94/100 0.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Largest Contentful Paint94/100 1.0 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Time to Interactive97/100 1.9 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Total Blocking Time100/100 40 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Cumulative Layout Shift100/100 0
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (14)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Reduce initial server response time
Root document took 1,130 ms
532 ms
Avoid multiple page redirects
Potential savings of 340 ms
340 ms
Remove unused JavaScript
Potential savings of 103 KiB
80 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Ensure text remains visible during webfont load
Avoid `document.write()`
Does not use passive listeners to improve scrolling performance
Serve static assets with an efficient cache policy
31 resources found
Minimizes main-thread work
1.9 s
JavaScript execution time
1.0 s
Avoid large layout shifts
5 elements found
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
8 chains found
Avoid long main-thread tasks
2 long tasks found
Keep request counts low and transfer sizes small
103 requests • 985 KiB
Passed Audits (15)
Avoids an excessive DOM size
184 elements
Minimize third-party usage
Third-party code blocked the main thread for 60 ms
Efficiently encode images
Enable text compression
Eliminate render-blocking resources
Potential savings of 0 ms
Minify JavaScript
Defer offscreen images
Preload key requests
Serve images in next-gen formats
Potential savings of 64 KiB
Avoids enormous network payloads
Total size was 985 KiB
Use video formats for animated content
Minify CSS
Properly size images
Potential savings of 5 KiB
Preconnect to required origins
Remove unused CSS
Potential savings of 40 KiB

cad-steel.co.za 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)
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (10)
Links have descriptive text
robots.txt is valid
Page isn’t blocked from indexing
Document has a meta description
Document has a valid `hreflang`
Page has successful HTTP status code
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Image elements have `[alt]` attributes
Document has a `<title>` element
Document avoids plugins

cad-steel.co.za Desktop Best Practices
69/100
These checks highlight opportunities to improve the overall code health of cad-steel.co.za 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 (4)
Trust and Safety
Does not use HTTPS
1 insecure request found
Includes front-end JavaScript libraries with known security vulnerabilities
3 vulnerabilities detected
Links to cross-origin destinations are unsafe
General
Browser errors were logged to the console
Passed Audits (10)
Allows users to paste into password fields
Displays images with correct aspect ratio
Serves images with appropriate resolution
Avoids Application Cache
Properly defines charset
Avoids requesting the notification permission on page load
Detected JavaScript libraries
Avoids requesting the geolocation permission on page load
Page has the HTML doctype
Avoids deprecated APIs

cad-steel.co.za 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
Does not set a theme color for the address bar.
Manifest doesn't have a maskable icon
Is not configured for a custom splash screen
Fast and reliable
`start_url` does not respond with a 200 when offline
Current page does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 11.3 s
Installable
Does not use HTTPS
1 insecure request found
Web app manifest does not meet the installability requirements
Does not register a service worker that controls page and `start_url`
Passed Audits (4)
Redirects HTTP traffic to HTTPS
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`

cad-steel.co.za Desktop Accessibility
87/100
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 (3)
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.
Links do not have a discernible name
`<frame>` or `<iframe>` elements do not have a title
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (11)
`<html>` element has a `[lang]` attribute
`[id]` attributes on active, focusable elements are unique
The page contains a heading, skip link, or landmark region
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
Image elements have `[alt]` attributes
`[aria-hidden="true"]` is not present on the document `<body>`
`<html>` element has a valid value for its `[lang]` attribute
Document has a `<title>` element
ARIA IDs are unique
Heading elements appear in a sequentially-descending order
`[aria-hidden="true"]` elements do not contain focusable descendents
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