Lighthouse Desktop
· 0 checks — Desktop Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.Detailed Report
Audit breakdown by category with detailed findings.
Performance
Insights
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
Performance issues directly impact user engagement and conversion rates.
Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling
Performance issues directly impact user engagement and conversion rates.
3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.
Performance issues directly impact user engagement and conversion rates.
A long cache lifetime can speed up repeat visits to your page. Learn more about caching.
Performance issues directly impact user engagement and conversion rates.
Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.
Performance issues directly impact user engagement and conversion rates.
A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.
Performance issues directly impact user engagement and conversion rates.
Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.
Performance issues directly impact user engagement and conversion rates.
Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading
Performance issues directly impact user engagement and conversion rates.
HTTP/2 and HTTP/3 offer many benefits over HTTP/1.1, such as multiplexing. Learn more about using modern HTTP.
Performance issues directly impact user engagement and conversion rates.
Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
Performance issues directly impact user engagement and conversion rates.
Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Duration |
|---|---|---|
| marvel-b2-cdn.bc0a.com/marvel.js | 3.7 KiB | 254 ms |
| /etc.clientlibs/fortinet/clientLibs/ftnt-site.min.c98d35f... | 42.2 KiB | 345 ms |
These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.
Performance issues directly impact user engagement and conversion rates.
| URL | Time Spent |
|---|---|
| fortinet.com/ | 686 ms |
| www.fortinet.com/ | 0.0 ms |
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.
Performance issues directly impact user engagement and conversion rates.
Diagnostics
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /etc.clientlibs/fortinet/clientLibs/ftnt-site.min.c98d35f... | 40.8 KiB | 39.0 KiB |
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /etc.clientlibs/fortinet/clientLibs/ftnt-site.min.135eb2d... | 146.6 KiB | 110.2 KiB |
| /b359cfb740b4/a792d4e6ffcd/launch-EN23cb8375449840dc93b13... | 129.6 KiB | 57.4 KiB |
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions
Performance issues directly impact user engagement and conversion rates.
| URL | |
|---|---|
FortiOS div.product-row > a.product-card > div.product-card-body > img.product-image | www.fortinet.com/content/dam/fortinet/images/icons/FortiOS.svg |
FortiASIC div.product-row > a.product-card > div.product-card-body > img.product-image | www.fortinet.com/content/dam/fortinet/images/icons/icon-fortiasic.svg |
FortiCloud div.product-row > div.product-card > div.product-card-body > img.product-image | www.fortinet.com/content/dam/fortinet/images/icons/icon-forticloud.svg |
FortiAI div.product-row > a.product-card > div.product-card-body > img.product-image | www.fortinet.com/content/dam/fortinet/images/icons/icon-fortiai-platform.svg |
Fortinet home ul.nav-left > li.logo > a > img | www.fortinet.com/content/dam/fortinet/images/general/fortinet-logo.svg |
IHG Thumbnail div.customer-stories > ul.customer-stories-nav > li > img.nav-img | |
Jersey Mikes Thumbnail div.customer-stories > ul.customer-stories-nav > li > img.nav-img | |
BCAA Thumbnail div.customer-stories > ul.customer-stories-nav > li > img.nav-img | |
Sidel Thumbnail div.customer-stories > ul.customer-stories-nav > li > img.nav-img | |
Romain Attanasio div.logo-section__partner > div.partner-logo > a > img.lozad | |
Fortinet Juventus Partnership div.logo-section__partner > div.partner-logo > a > img.lozad | |
Fortinet Cup - PGA Americas div.logo-section__partner > div.partner-logo > a > img.lozad | |
Fortinet European Tour Partnership div.logo-section__partner > div.partner-logo > a > img.lozad | |
Fortinet and FC Barcelona partnership div.logo-section__partner > div.partner-logo > a > img.lozad | |
LPGA Fortinet Founders Cup 2026 div.logo-section__partner > div.partner-logo > a > img.lozad |
More information about the performance of your application. These numbers don't directly affect the Performance score.
Accessibility
These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.
Contrast
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
READ THE PRESS RELEASE p > a.ftnt-download-anchor > b > span.ftnt-download-anchor |
READ THE PRESS RELEASE p > a.ftnt-download-anchor > b > span.ftnt-download-anchor |
READ THE PRESS RELEASE p > a.ftnt-download-anchor > b > span.ftnt-download-anchor |
These are opportunities to improve the legibility of your content.
Best practices
Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
FREE PRODUCT DEMO div.container > ul.top-toolbar > li.fortinet-one > a |
DOWNLOADS div.container > ul.top-toolbar > li.menu-item > a |
Small Business Firewall and SD-WAN div.be-related-link-container > ul.be-list > li.be-list-item > a.be-related-link |
CVSS: Understanding The Common Vulnerability Scores div.be-related-link-container > ul.be-list > li.be-list-item > a.be-related-link |
These items highlight common accessibility best practices.
Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
English div.dg-app > div.dg-main-language-dropdown > button.language-dropdown-trigger |
Best Practices
User Experience
Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.
Performance issues directly impact user engagement and conversion rates.
| URL | Aspect Ratio (Displayed) | Aspect Ratio (Actual) | |
|---|---|---|---|
The most important companies in the world trust the #1 cybersecurity innovator div.ftnt-product > picture.ftnt-picture > a.ftnt-anchor > img.lozad | /f00000000310757/www.fortinet.com/content/dam/fortinet/im... | 375 x 224 (1.67) | 446 x 225 (1.98) |
Recognized as a Challenger in the 2026 Gartner® Magic Quadrant™ for CPS Protect… div.ftnt-product > picture.ftnt-picture > a.ftnt-anchor > img.lozad | /f00000000310757/www.fortinet.com/content/dam/fortinet/im... | 375 x 224 (1.67) | 446 x 225 (1.98) |
featured news 175 div.ftnt-product > picture.ftnt-picture > a.ftnt-anchor > img.lozad | /f00000000310757/www.fortinet.com/content/dam/fortinet/im... | 375 x 224 (1.67) | 446 x 225 (1.98) |
Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.
Performance issues directly impact user engagement and conversion rates.
General
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit
Performance issues directly impact user engagement and conversion rates.
| Source | Description |
|---|---|
Access to fetch at 'https://fortinet.my.site.com/ESWFortinetAgentForce1746577951287/assets/styles/bootstrap.min.css' from origin 'https://www.fortinet.com' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. | |
Access to XMLHttpRequest at 'https://secure.adnxs.com/getuidj' from origin 'https://www.fortinet.com' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. | |
Failed to load resource: net::ERR_FAILED | |
Failed to load resource: net::ERR_FAILED |
Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.
Performance issues directly impact user engagement and conversion rates.
SEO
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.