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todmi.org Mobile Performance
63/100
These metrics represent real-world Chrome users experience viewing todmi.org on mobile devices. 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
Largest Contentful Paint6/100 7.1 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint49/100 4.0 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Speed Index78/100 4.2 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Time to Interactive86/100 4.2 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Cumulative Layout Shift100/100 0.024
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Total Blocking Time100/100 30 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (13)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 4,330 ms
4,331 ms
Serve images in next-gen formats
Potential savings of 161 KiB
750 ms
Efficiently encode images
Potential savings of 120 KiB
600 ms
Minify JavaScript
Potential savings of 51 KiB
150 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid `document.write()`
Serve static assets with an efficient cache policy
54 resources found
Avoid an excessive DOM size
1,830 elements
Minimizes main-thread work
2.0 s
Keep request counts low and transfer sizes small
55 requests • 491 KiB
Largest Contentful Paint element
1 element found
Avoid long main-thread tasks
5 long tasks found
Avoid large layout shifts
2 elements found
Avoid chaining critical requests
22 chains found
Passed Audits (15)
Avoid multiple page redirects
Avoids enormous network payloads
Total size was 491 KiB
Enable text compression
Remove unused CSS
Defer offscreen images
Remove unused JavaScript
Minify CSS
Use video formats for animated content
Preconnect to required origins
All text remains visible during webfont loads
JavaScript execution time
0.1 s
Preload key requests
Properly size images
Initial server response time was short
Root document took 130 ms
Uses passive listeners to improve scrolling performance
todmi.org Mobile SEO
58/100
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 (5)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Document does not have a meta description
Image elements do not have `[alt]` attributes
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.
Document doesn't use legible font sizes
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Tap targets are not sized appropriately
Passed Audits (7)
Links have descriptive text
Links are crawlable
Document has a `<title>` element
Document has a valid `hreflang`
Document avoids plugins
Page isn’t blocked from indexing
Page has successful HTTP status code
todmi.org Mobile Best Practices
62/100
These checks highlight opportunities to improve the overall code health of todmi.org mobile 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 (5)
User Experience
Serves images with low resolution
Trust and Safety
Does not use HTTPS
55 insecure requests found
Links to cross-origin destinations are unsafe
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
General
Browser errors were logged to the console
Passed Audits (9)
Allows users to paste into password fields
Avoids requesting the notification permission on page load
Avoids requesting the geolocation permission on page load
Properly defines charset
Detected JavaScript libraries
Avoids deprecated APIs
Avoids front-end JavaScript libraries with known security vulnerabilities
Avoids Application Cache
Displays images with correct aspect ratio
todmi.org Mobile Progressive Web App
29/100
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 (12)
PWA Optimized
Does not provide a valid `apple-touch-icon`
Does not set a theme color for the address bar.
Is not configured for a custom splash screen
Does not redirect HTTP traffic to HTTPS
Content is not sized correctly for the viewport
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Manifest doesn't have a maskable icon
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
55 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
Passed Audits (2)
Page load is fast enough on mobile networks
Contains some content when JavaScript is not available
todmi.org Mobile Accessibility
71/100
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
Image elements do not have `[alt]` attributes
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
`<html>` element does not have a `[lang]` attribute
Passed Audits (11)
`[aria-hidden="true"]` is not present on the document `<body>`
The page contains a heading, skip link, or landmark region
`[id]` attributes on active, focusable elements are unique
Document has a `<title>` element
Presentational `<table>` elements avoid using `<th>`, `<caption>` or the `[summary]` attribute.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Background and foreground colors have a sufficient contrast ratio
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[lang]` attributes have a valid value
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
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