Hbr.org Harvard Business Review - Ideas and Advice for Leaders
Find new ideas and classic advice on strategy, innovation and leadership, for global leaders from the world's best business and management experts.
hbr.org Mobile Performance
10/100
These metrics represent real-world Chrome users experience viewing hbr.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.
User Loading Experience
First Contentful Paint
Largest Contentful Paint
Cumulative Layout Shift
First Input Delay
Metrics
Total Blocking Time0/100 4,640 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive2/100 21.5 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint4/100 7.7 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Speed Index16/100 8.8 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Contentful Paint17/100 6.0 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Cumulative Layout Shift65/100 0.19
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (19)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Preload key requests
Potential savings of 7,020 ms
7,020 ms
Remove unused JavaScript
Potential savings of 858 KiB
5,550 ms
Eliminate render-blocking resources
Potential savings of 4,210 ms
4,213 ms
Serve images in next-gen formats
Potential savings of 587 KiB
2,700 ms
Remove unused CSS
Potential savings of 76 KiB
750 ms
Efficiently encode images
Potential savings of 29 KiB
150 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Reduce the impact of third-party code
Third-party code blocked the main thread for 3,710 ms
Avoid `document.write()`
Ensure text remains visible during webfont load
Minimize main-thread work
16.3 s
Serve static assets with an efficient cache policy
49 resources found
Reduce JavaScript execution time
9.8 s
Avoid enormous network payloads
Total size was 3,433 KiB
Avoid an excessive DOM size
1,109 elements
Largest Contentful Paint element
1 element found
Avoid large layout shifts
5 elements found
Avoid chaining critical requests
16 chains found
Keep request counts low and transfer sizes small
118 requests • 3,433 KiB
Avoid long main-thread tasks
20 long tasks found
Passed Audits (10)
Defer offscreen images
Uses passive listeners to improve scrolling performance
Properly size images
Potential savings of 56 KiB
Use video formats for animated content
Preconnect to required origins
Enable text compression
Potential savings of 8 KiB
Initial server response time was short
Root document took 190 ms
Minify CSS
Avoid multiple page redirects
Potential savings of 630 ms
Minify JavaScript
hbr.org 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
91% appropriately sized tap targets
Passed Audits (12)
Image elements have `[alt]` attributes
Document avoids plugins
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document uses legible font sizes
99.45% legible text
Page isn’t blocked from indexing
Links have descriptive text
Page has successful HTTP status code
Document has a valid `hreflang`
Links are crawlable
robots.txt is valid
Document has a `<title>` element
Document has a meta description
hbr.org Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of hbr.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 (4)
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
1 insecure request found
General
Browser errors were logged to the console
Passed Audits (10)
Avoids requesting the notification permission on page load
Serves images with appropriate resolution
Displays images with correct aspect ratio
Avoids deprecated APIs
Detected JavaScript libraries
Avoids requesting the geolocation permission on page load
Avoids Application Cache
Page has the HTML doctype
Properly defines charset
Allows users to paste into password fields
hbr.org Mobile Progressive Web App
21/100
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)
Fast and reliable
Page load is not fast enough on mobile networks
Interactive at 21.5 s
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
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
Does not provide a valid `apple-touch-icon`
Installable
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
1 insecure request found
Web app manifest does not meet the installability requirements
Passed Audits (4)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Contains some content when JavaScript is not available
Content is sized correctly for the viewport
Redirects HTTP traffic to HTTPS
hbr.org Mobile Accessibility
79/100
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)
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
Form elements do not have associated labels
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
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-*]` attributes do not have valid values
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (15)
`<frame>` or `<iframe>` elements have a title
Image elements have `[alt]` attributes
`[role]`s have all required `[aria-*]` attributes
`[aria-hidden="true"]` is not present on the document `<body>`
Buttons have an accessible name
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-*]` attributes match their roles
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[aria-*]` attributes are valid and not misspelled
`[role]` values are valid
Document has a `<title>` element
The page contains a heading, skip link, or landmark region
`[role]`s are contained by their required parent element
Mobile Usability
99/100
These checks validate how easily a visitor can use hbr.org 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
38/100
These checks analyze the performance of hbr.org 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 (6)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Leverage browser caching
Optimize images
Enable compression
Minify HTML
Minify JavaScript
Passed Audits (4)
Avoid landing page redirects
Reduce server response time
Minify CSS
Prioritize visible content
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