si.com - Sports Illustrated

Si.com Site Title

Sports Illustrated

Si.com Meta Description

Sports Illustrated, SI.com provides sports news, expert analysis, highlights, stats and scores for the NFL, NBA, MLB, NHL, college football, soccer, fantasy, gambling and more

Si.com Test Results

Si.com Mobile Performance: 15/100

Quick overview:

Opportunities

These suggestions can help your page load faster. They don't directly affect the Performance score.

Remove unused JavaScript. Potential savings of 335 KiB

Remove unused JavaScript to reduce bytes consumed by network activity. Learn more.

Properly size images. Potential savings of 263 KiB

Serve images that are appropriately-sized to save cellular data and improve load time. Learn more.

Avoid multiple page redirects. Potential savings of 1,110 ms

Redirects introduce additional delays before the page can be loaded. Learn more.

Remove unused CSS. Potential savings of 43 KiB

Remove dead rules from stylesheets and defer the loading of CSS not used for above-the-fold content to reduce unnecessary bytes consumed by network activity. Learn more.

Enable text compression. Potential savings of 12 KiB

Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more.

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

Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more.

Minimize main-thread work

5.9 s

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn more

Serve static assets with an efficient cache policy

23 resources found

A long cache lifetime can speed up repeat visits to your page. Learn more.

Reduce JavaScript execution time

3.2 s

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn more.

Avoid an excessive DOM size

1,058 elements

A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn more.

Avoid long main-thread tasks

20 long tasks found

Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn more

Largest Contentful Paint element

1 element found

This is the largest contentful element painted within the viewport. Learn More

Avoid chaining critical requests

4 chains found

The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.

User Timing marks and measures

66 user timings

Consider instrumenting your app with the User Timing API to measure your app's real-world performance during key user experiences. Learn more.

Avoid large layout shifts

1 element found

These DOM elements contribute most to the CLS of the page.

Keep request counts low and transfer sizes small

136 requests • 1,541 KiB

To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.

Si.com Mobile SEO: 98/100

Quick overview:

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

80% appropriately sized tap targets

Interactive elements like buttons and links should be large enough (48x48px), and have enough space around them, to be easy enough to tap without overlapping onto other elements. Learn more.

Si.com Mobile Best Practices: 77/100

Quick overview:

Trust and Safety

Links to cross-origin destinations are unsafe

Add `rel="noopener"` or `rel="noreferrer"` to any external links to improve performance and prevent security vulnerabilities. Learn more.

Includes front-end JavaScript libraries with known security vulnerabilities

4 vulnerabilities detected

Some third-party scripts may contain known security vulnerabilities that are easily identified and exploited by attackers. Learn more.

Does not use HTTPS

1 insecure request found

All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.

Si.com Mobile Progressive Web App: 25/100

Quick overview:

Fast and reliable

`start_url` does not respond with a 200 when offline

A service worker enables your web app to be reliable in unpredictable network conditions. Learn more. No usable web app manifest found on page.

Page load is not fast enough on mobile networks

Interactive at 16.5 s

A fast page load over a cellular network ensures a good mobile user experience. Learn more. Your page loads too slowly and is not interactive within 10 seconds. Look at the opportunities and diagnostics in the "Performance" section to learn how to improve.

Current page does not respond with a 200 when offline

If you're building a Progressive Web App, consider using a service worker so that your app can work offline. Learn more.

PWA Optimized

Is not configured for a custom splash screen

A themed splash screen ensures a high-quality experience when users launch your app from their homescreens. Learn more. Failures: No manifest was fetched.

Manifest doesn't have a maskable icon

A maskable icon ensures that the image fills the entire shape without being letterboxed when installing the app on a device. Learn more. No manifest was fetched

Does not set a theme color for the address bar.

The browser address bar can be themed to match your site. Learn more. Failures: No manifest was fetched, No `<meta name="theme-color">` tag found.

Installable

Does not register a service worker that controls page and `start_url`

The service worker is the technology that enables your app to use many Progressive Web App features, such as offline, add to homescreen, and push notifications. Learn more.

Web app manifest does not meet the installability requirements

Browsers can proactively prompt users to add your app to their homescreen, which can lead to higher engagement. Learn more. Failures: No manifest was fetched.

Does not use HTTPS

1 insecure request found

Si.com Mobile Accessibility: 89/100

Quick overview:

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.

Buttons do not have an accessible name

When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn more.

`<frame>` or `<iframe>` elements do not have a title

Screen reader users rely on frame titles to describe the contents of frames. Learn more.

Contrast

These are opportunities to improve the legibility of your content.

Background and foreground colors do not have a sufficient contrast ratio.

Low-contrast text is difficult or impossible for many users to read. Learn more.

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