Uol.com.br UOL - O melhor conteúdo
UOL, a maior empresa brasileira de conteúdo, serviços digitais e tecnologia com vários canais de jornalismo e diversas soluções para você ou seu negóc...
uol.com.br Mobile Performance
16/100
These metrics represent real-world Chrome users experience viewing uol.com.br 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.
User Loading Experience
Cumulative Layout Shift
Largest Contentful Paint
First Contentful Paint
First Input Delay
Metrics
Total Blocking Time0/100 12,990 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Speed Index1/100 15.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint1/100 9.5 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Time to Interactive1/100 25.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Cumulative Layout Shift11/100 0.602
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
First Contentful Paint97/100 1.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (21)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Remove unused JavaScript
Potential savings of 613 KiB
1,410 ms
Reduce initial server response time
Root document took 1,250 ms
653 ms
Serve images in next-gen formats
Potential savings of 157 KiB
600 ms
Efficiently encode images
Potential savings of 118 KiB
450 ms
Defer offscreen images
Potential savings of 67 KiB
450 ms
Remove unused CSS
Potential savings of 67 KiB
300 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Minimize main-thread work
43.2 s
Ensure text remains visible during webfont load
Reduce the impact of third-party code
Third-party code blocked the main thread for 3,830 ms
Does not use passive listeners to improve scrolling performance
Avoid `document.write()`
Reduce JavaScript execution time
23.9 s
Avoid an excessive DOM size
2,151 elements
Serve static assets with an efficient cache policy
29 resources found
Avoids enormous network payloads
Total size was 2,573 KiB
Avoid long main-thread tasks
20 long tasks found
User Timing marks and measures
3 user timings
Avoid large layout shifts
5 elements found
Keep request counts low and transfer sizes small
191 requests • 2,573 KiB
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
4 chains found
Passed Audits (9)
Minify JavaScript
Potential savings of 12 KiB
Preconnect to required origins
Enable text compression
Minify CSS
Eliminate render-blocking resources
Properly size images
Preload key requests
Use video formats for animated content
Avoid multiple page redirects
Potential savings of 630 ms
uol.com.br Mobile SEO
99/100
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)
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.
Tap targets are not sized appropriately
97% appropriately sized tap targets
Passed Audits (13)
Links are crawlable
robots.txt is valid
Page has successful HTTP status code
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document uses legible font sizes
91.51% legible text
Document has a meta description
Page isn’t blocked from indexing
Document avoids plugins
Links have descriptive text
Document has a valid `hreflang`
Document has a valid `rel=canonical`
Image elements have `[alt]` attributes
Document has a `<title>` element
uol.com.br Mobile Best Practices
62/100
These checks highlight opportunities to improve the overall code health of uol.com.br 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)
Trust and Safety
Does not use HTTPS
1 insecure request found
Links to cross-origin destinations are unsafe
General
Uses deprecated APIs
1 warning found
Browser errors were logged to the console
User Experience
Serves images with low resolution
Passed Audits (9)
Detected JavaScript libraries
Avoids requesting the notification permission on page load
Properly defines charset
Avoids front-end JavaScript libraries with known security vulnerabilities
Avoids requesting the geolocation permission on page load
Avoids Application Cache
Page has the HTML doctype
Allows users to paste into password fields
Displays images with correct aspect ratio
uol.com.br Mobile Progressive Web App
43/100
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 (5)
Installable
Does not use HTTPS
1 insecure request found
PWA Optimized
Manifest doesn't have a maskable icon
Fast and reliable
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive at 25.3 s
Current page does not respond with a 200 when offline
Passed Audits (9)
Contains some content when JavaScript is not available
Sets a theme color for the address bar.
Web app manifest meets the installability requirements
Content is sized correctly for the viewport
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Redirects HTTP traffic to HTTPS
Configured for a custom splash screen
Provides a valid `apple-touch-icon`
Registers a service worker that controls page and `start_url`
uol.com.br Mobile Accessibility
80/100
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 (6)
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.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` are missing some or all of those required children.
`[aria-hidden="true"]` elements contain focusable descendents
`[role]` values are not valid
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
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.
`<frame>` or `<iframe>` elements do not have a title
Links do not have a discernible name
Passed Audits (19)
`[aria-*]` attributes match their roles
`[id]` attributes on active, focusable elements are unique
`[role]`s have all required `[aria-*]` attributes
`[role]`s are contained by their required parent element
`[aria-*]` attributes have valid values
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
No element has a `[tabindex]` value greater than 0
`[aria-*]` attributes are valid and not misspelled
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`<html>` element has a `[lang]` attribute
The page contains a heading, skip link, or landmark region
`<html>` element has a valid value for its `[lang]` attribute
Buttons have an accessible name
Form elements have associated labels
Image elements have `[alt]` attributes
`[aria-hidden="true"]` is not present on the document `<body>`
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Document has a `<title>` element
Heading elements appear in a sequentially-descending order
Mobile Usability
99/100
These checks validate how easily a visitor can use uol.com.br on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Should Fix (1)
Size tap targets appropriately
Passed Audits (4)
Avoid plugins
Configure the viewport
Size content to viewport
Use legible font sizes
Mobile Speed
69/100
These checks analyze the performance of uol.com.br on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (3)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Leverage browser caching
Optimize images
Passed Audits (7)
Avoid landing page redirects
Enable compression
Reduce server response time
Minify CSS
Minify HTML
Minify JavaScript
Prioritize visible content
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