Bol.uol.com.br BOL - Brasil Online
O BOL (Brasil Online) é um serviço de email grátis pioneiro no país. O portal traz ainda bate-papo (chat), notícias e fotos em tempo real e plataforma...
bol.uol.com.br Desktop Performance
31/100
These metrics represent real-world Chrome users experience viewing bol.uol.com.br 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
Largest Contentful Paint
First Contentful Paint
First Input Delay
Cumulative Layout Shift
Metrics
Speed Index6/100 4.6 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Total Blocking Time8/100 880 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive30/100 5.7 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint38/100 2.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Cumulative Layout Shift60/100 0.207
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
First Contentful Paint73/100 1.2 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (17)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 750 ms
745 ms
Remove unused JavaScript
Potential savings of 659 KiB
370 ms
Serve images in next-gen formats
Potential savings of 212 KiB
200 ms
Reduce initial server response time
Root document took 670 ms
73 ms
Properly size images
Potential savings of 68 KiB
70 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid `document.write()`
Ensure text remains visible during webfont load
Minimize main-thread work
6.7 s
Serve static assets with an efficient cache policy
26 resources found
Reduce JavaScript execution time
4.0 s
Avoid an excessive DOM size
1,395 elements
Avoid enormous network payloads
Total size was 2,954 KiB
Keep request counts low and transfer sizes small
205 requests • 2,954 KiB
Avoid large layout shifts
5 elements found
Largest Contentful Paint element
1 element found
Avoid long main-thread tasks
20 long tasks found
Avoid chaining critical requests
37 chains found
Passed Audits (12)
Preconnect to required origins
Defer offscreen images
Potential savings of 12 KiB
Preload key requests
Enable text compression
Potential savings of 7 KiB
Use video formats for animated content
Minify CSS
Potential savings of 2 KiB
Efficiently encode images
Potential savings of 40 KiB
Minify JavaScript
Potential savings of 9 KiB
Uses passive listeners to improve scrolling performance
Avoid multiple page redirects
Potential savings of 190 ms
Remove unused CSS
Potential savings of 39 KiB
Minimize third-party usage
Third-party code blocked the main thread for 240 ms
bol.uol.com.br Desktop SEO
92/100
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.
Image elements do not have `[alt]` attributes
Passed Audits (11)
robots.txt is valid
Document has a valid `hreflang`
Document has a valid `rel=canonical`
Document avoids plugins
Links are crawlable
Document has a meta description
Links have descriptive text
Page has successful HTTP status code
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Page isn’t blocked from indexing
Document has a `<title>` element
bol.uol.com.br Desktop Best Practices
69/100
These checks highlight opportunities to improve the overall code health of bol.uol.com.br 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
Includes front-end JavaScript libraries with known security vulnerabilities
18 vulnerabilities detected
Does not use HTTPS
1 insecure request found
General
Browser errors were logged to the console
Uses deprecated APIs
1 warning found
Passed Audits (10)
Links to cross-origin destinations are safe
Page has the HTML doctype
Serves images with appropriate resolution
Allows users to paste into password fields
Displays images with correct aspect ratio
Avoids requesting the notification permission on page load
Detected JavaScript libraries
Avoids Application Cache
Properly defines charset
Avoids requesting the geolocation permission on page load
bol.uol.com.br Desktop Progressive Web App
19/100
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 (10)
PWA Optimized
Does not provide a valid `apple-touch-icon`
Is not configured for a custom splash screen
Manifest doesn't have a maskable icon
Does not set a theme color for the address bar.
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 26.8 s
Installable
Web app manifest does not meet the installability requirements
Does not use HTTPS
1 insecure request found
Does not register a service worker that controls page and `start_url`
Passed Audits (3)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Contains some content when JavaScript is not available
Redirects HTTP traffic to HTTPS
bol.uol.com.br Desktop Accessibility
70/100
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 (4)
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
Form elements do not have associated labels
Buttons do not have an accessible name
Image elements do not have `[alt]` attributes
Passed Audits (14)
Heading elements appear in a sequentially-descending order
The page contains a heading, skip link, or landmark region
Background and foreground colors have a sufficient contrast ratio
`[aria-*]` attributes have valid values
`[aria-*]` attributes match their roles
`[aria-*]` attributes are valid and not misspelled
Links have a discernible name
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
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.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Document has a `<title>` element
`[aria-hidden="true"]` is not present on the document `<body>`
Desktop Speed
76/100
These checks analyze the performance of bol.uol.com.br 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 (5)
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Optimize images
Minify JavaScript
Minify HTML
Passed Audits (5)
Avoid landing page redirects
Enable compression
Reduce server response time
Minify CSS
Prioritize visible content
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