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 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.
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.
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.
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.
Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.
Performance issues directly impact user engagement and conversion rates.
| URL | Est Savings |
|---|---|
| /af/1511b3/000000000000000077372258/30/l?primer=7cdcb44be... | 5.0 ms |
Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size
Performance issues directly impact user engagement and conversion rates.
| URL | Resource Size | Est Savings | |
|---|---|---|---|
Small coins orbiting around a loonie like moons around a planet article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 6.0 MiB | 6.0 MiB |
Drones flying over a busy street article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 2.1 MiB | 2.1 MiB |
Article image article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 475.2 KiB | 277.5 KiB |
div#google_image_div > a#aw0 > amp-img.img_ad > img.i-amphtml-fill-content div#google_image_div > a#aw0 > amp-img.img_ad > img.i-amphtml-fill-content | tpc.googlesyndication.com/daca_images/simgad/17563055546771946862 | 143.7 KiB | 107.7 KiB |
An office with employees Workington computers looking stressed. article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 53.5 KiB | 37.5 KiB |
The cover of the Maclean's March 2026 issue div.blaze-track > article.preview > div.img > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 50.7 KiB | 37.0 KiB |
An illustration of a delivery worker riding an E-Bike through a crowd of pedest… article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 29.9 KiB | 20.6 KiB |
The cover of the April issue of Maclean's magazine, featuring the headline "Ten… div.blaze-track > article.preview > div.img > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 21.7 KiB | 12.6 KiB |
Several taxi-like airplanes flying over a city skyline article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 24.4 KiB | 8.4 KiB |
An illustration of Fries R' Us article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 23.3 KiB | 7.2 KiB |
A photograph of a winery's rolling green fields, with a blue sky in the backgro… article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 23.0 KiB | 7.0 KiB |
A collage comprised of several images of a man overlayed with a blue and green … article.preview > div.img > a > img | /_next/image/?url=https%3A%2F%2Fmacleans.mblycdn.com%2Fup... | 20.3 KiB | 4.3 KiB |
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 |
|---|---|---|
| /p.css?s=1&k=ejd5rfc&ht=tk&f=51395.51398.51401.51402.5140... | 172 B | 203 ms |
| use.typekit.net/ejd5rfc.css | 1.4 KiB | 204 ms |
These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.
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 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 |
|---|---|---|
| www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js | 361.8 KiB | 220.1 KiB |
| otg.mblycdn.com/pub_macleans.js | 279.1 KiB | 99.0 KiB |
| /pagead/managed/js/gpt/m202604160201/pubads_impl.js | 187.7 KiB | 92.8 KiB |
| /gtm.js?id=GTM-PFZ4296X>m_auth=>m_preview=>m_cookie... | 130.6 KiB | 85.3 KiB |
| macleans.ca/mtg1pm/?id=G-PSNJJL83JG&cx=c>m=4e64k0 | 166.9 KiB | 70.9 KiB |
| macleans.ca/mac/_next/static/chunks/pages/_app-a5f80cb141fa010f.js | 153.9 KiB | 63.2 KiB |
| macleans.ca/mtg1pm/ | 135.4 KiB | 60.6 KiB |
| connect.facebook.net/en_US/fbevents.js | 96.5 KiB | 44.4 KiB |
| macleans.ca/mac/_next/static/chunks/228-dbc7d3df1918cd63.js | 42.0 KiB | 34.6 KiB |
| ak.sail-horizon.com/spm/spm.v1.min.js | 47.7 KiB | 33.3 KiB |
| cdn.ampproject.org/rtv/012603032146000/amp4ads-v0.mjs | 54.9 KiB | 30.1 KiB |
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.
Performance issues directly impact user engagement and conversion rates.
| URL | Total CPU Time | Script Evaluation | Script Parse |
|---|---|---|---|
| Unattributable | 346 ms | 70 ms | 0.0 ms |
| macleans.ca/mac/_next/static/chunks/framework-5757d75364ce2279.js | 285 ms | 260 ms | 3.2 ms |
| otg.mblycdn.com/pub_macleans.js | 254 ms | 207 ms | 25 ms |
| macleans.ca/ | 224 ms | 14 ms | 1.1 ms |
| cdn-cookieyes.com/client_data/13b63a368a54920da8ed174d/banner.js | 204 ms | 179 ms | 3.1 ms |
| www.gstatic.com/recaptcha/releases/gTpTIWhbKpxADzTzkcabhXN4/recaptcha__en.js | 160 ms | 130 ms | 20 ms |
| /pagead/managed/js/gpt/m202604160201/pubads_impl.js | 128 ms | 98 ms | 18 ms |
| rumcdn.geoedge.be/d3a9ffb8-fe00-4841-8c1e-a701489572a4/grumi.js | 97 ms | 64 ms | 18 ms |
| macleans.ca/mac/_next/static/chunks/pages/_app-a5f80cb141fa010f.js | 85 ms | 64 ms | 12 ms |
| cdn.ampproject.org/rtv/012603032146000/amp4ads-v0.mjs | 84 ms | 41 ms | 5.8 ms |
| macleans.ca/mtg1pm/ | 70 ms | 59 ms | 11 ms |
| macleans.ca/cdn-cgi/challenge-platform/scripts/jsd/main.js | 53 ms | 51 ms | 0.5 ms |
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work
Performance issues directly impact user engagement and conversion rates.
| Category | Time Spent |
|---|---|
| Script Evaluation | 1.6 s |
| Other | 359 ms |
| Script Parsing & Compilation | 167 ms |
| Style & Layout | 150 ms |
| Rendering | 53 ms |
| Parse HTML & CSS | 48 ms |
| Garbage Collection | 45 ms |
Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.
Performance issues directly impact user engagement and conversion rates.
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.
ARIA
Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. Learn more about valid values for ARIA attributes.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 |
div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 |
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.
Names and labels
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 how to make buttons more accessible.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 |
div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 div.css-o526ag > div.css-2i4w5k > nav > button.css-yop8v7 |
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.
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 |
|---|
1 div.items > div.css-ixig9i > div.blaze-pagination > button.active |
2 div.items > div.css-ixig9i > div.blaze-pagination > button |
3 div.items > div.css-ixig9i > div.blaze-pagination > button |
4 div.items > div.css-ixig9i > div.blaze-pagination > button |
5 div.items > div.css-ixig9i > div.blaze-pagination > button |
6 div.items > div.css-ixig9i > div.blaze-pagination > button |
7 div.items > div.css-ixig9i > div.blaze-pagination > button |
One main landmark helps screen reader users navigate a web page. Learn more about landmarks.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
html html |
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 |
|---|
THE LATEST nav > ul.css-ct9it > li.e9gglj61 > a |
EDUCATION nav > ul.css-ct9it > li.e9gglj61 > a |
NEWSLETTER nav > ul.css-1ttcd1 > li.e9gglj61 > a |
The End of Fat article.preview > div.content > h3.title > a |
POLITICS section.__home__LhGmX > article.preview > div.content > a.cat |
Official Bilingualism Has Failed Canada article.preview > div.content > h3.title > a |
Air Travel Sucks. It Doesn’t Have To. article.preview > div.content > h3.title > a |
PHOTO ESSAY section.__home__LhGmX > article.preview > div.content > a.cat |
A Tour of Canada’s Nostalgic Fry Trucks article.preview > div.content > h3.title > a |
POLITICS section.__home__LhGmX > article.preview > div.content > a.cat |
The Welcome Return of Boring Politics article.preview > div.content > h3.title > a |
Atlantic Canada Won’t Survive a Population Decline article.preview > div.content > h3.title > a |
Official Bilingualism Has Failed Canada article.preview > div.content > h3.title > a |
Air Travel Sucks. It Doesn’t Have To. article.preview > div.content > h3.title > a |
The End of Fat article.preview > div.content > h3.title > a |
Will Outrageous Gas Prices Restart the EV Boom? article.preview > div.content > h3.title > a |
The Welcome Return of Boring Politics article.preview > div.content > h3.title > a |
Atlantic Canada Won’t Survive a Population Decline article.preview > div.content > h3.title > a |
Where Does the NDP Go From Here? article.preview > div.content > h3.title > a |
Free the Wine article.preview > div.content > h3.title > a |
Good Luck Getting World Cup Tickets article.preview > div.content > h3.title > a |
Mark Carney’s Middle-Power Gambit Can’t Save Canada article.preview > div.content > h3.title > a |
A Tour of Canada’s Nostalgic Fry Trucks article.preview > div.content > h3.title > a |
Menace on the Streets article.preview > div.content > h3.title > a |
Good Luck Getting World Cup Tickets article.preview > div.content > h3.title > a |
Will Outrageous Gas Prices Restart the EV Boom? article.preview > div.content > h3.title > a |
The Foreign Worker Clampdown Is Killing My Restaurant article.preview > div.content > h3.title > a |
Free the Wine article.preview > div.content > h3.title > a |
The Hunt for Mr. Deepfakes article.preview > div.content > h3.title > a |
Office Wars article.preview > div.content > h3.title > a |
A Renter’s Nightmare article.preview > div.content > h3.title > a |
Menace on the Streets article.preview > div.content > h3.title > a |
Justice for Stablecoins article.preview > div.content > h3.title > a |
Canada’s Entrepreneur Opportunity article.preview > div.content > h3.title > a |
A Moon Hotel? Why Not? article.preview > div.content > h3.title > a |
Drone Highways Are Coming to Canada’s Skies article.preview > div.content > h3.title > a |
The Rich List article.preview > div.content > h3.title > a |
How AI Gave Me My Voice Back article.preview > div.content > h3.title > a |
Canadian Immigration Has an AI Problem article.preview > div.content > h3.title > a |
An AI Became My Best Friend article.preview > div.content > h3.title > a |
AI Has Entered the Cubicle article.preview > div.content > h3.title > a |
The Doom Spenders article.preview > div.content > h3.title > a |
POLITICS div.blaze-track > article.preview > div.content > a.cat |
Trump Wants the Western Hemisphere—Canada Included article.preview > div.content > h3.title > a |
The American Hotel Chain Wooing Canadians Back article.preview > div.content > h3.title > a |
POLITICS div.blaze-track > article.preview > div.content > a.cat |
Lumber Tariffs Are Killing My Logging Town article.preview > div.content > h3.title > a |
POLITICS div.blaze-track > article.preview > div.content > a.cat |
America’s Rule of Law Is Alive and Well article.preview > div.content > h3.title > a |
Living With My Ex article.preview > div.content > h3.title > a |
POLITICS div.items > article.preview > div.content > a.cat |
Canada’s Reconciliation Panic article.preview > div.content > h3.title > a |
PHOTO ESSAY div.items > article.preview > div.content > a.cat |
Inside B.C.’s Perilous Forestry Industry article.preview > div.content > h3.title > a |
How to Fight Loneliness article.preview > div.content > h3.title > a |
LEFT BRAIN div.items > article.preview > div.content > a.cat |
Where Does the NDP Go From Here? article.preview > div.content > h3.title > a |
THE INTERVIEW div.previews > article.preview > div.content > a.cat |
Can AI Do Good? article.preview > div.content > h3.title > a |
Little House in the County article.preview > div.content > h3.title > a |
Home Prices Are Finally Dropping article.preview > div.content > h3.title > a |
THE BUILDINGS div.items > article.preview > div.content > a.cat |
The Uglification of Canada article.preview > div.content > h3.title > a |
The Second Life of a St. Lawrence Chalet article.preview > div.content > h3.title > a |
20 Reasons to Eat Canadian Right Now article.preview > div.content > h3.title > a |
EDUCATION div.items > article.preview > div.content > a.cat |
Introducing the 2026 Maclean’s Ultimate Guide to Canadian Universities article.preview > div.content > h3.title > a |
UNIVERSITY RANKINGS div.items > article.preview > div.content > a.cat |
Canada’s Best Comprehensive Universities for 2026 article.preview > div.content > h3.title > a |
UNIVERSITY RANKINGS div.items > article.preview > div.content > a.cat |
Canada’s Best Primarily Undergraduate Universities for 2026 article.preview > div.content > h3.title > a |
UNIVERSITY RANKINGS div.items > article.preview > div.content > a.cat |
Canada’s Best Medical Doctoral Universities for 2026 article.preview > div.content > h3.title > a |
READ MORE div.css-1kaaq5b-FormattedContentWrapper > section.previews > footer > a.btn |
Why Businesses Need to Ask Harder Questions About Recycling article.preview > div.content > h3.title > a |
More Than a Place to Live: How Student Residences Are Becoming Career Hubs article.preview > div.content > h3.title > a |
Cancer Care Doesn’t End with Medical Treatment—Here’s Where Canadians Can Find … article.preview > div.content > h3.title > a |
Closing the Gap: How Purpose-Driven Innovation Is Reshaping Canadian Health Care article.preview > div.content > h3.title > a |
Faces of the Trade War article.preview > div.content > h3.title > a |
The End of Fat article.preview > div.content > h3.title > a |
Menace on the Streets article.preview > div.content > h3.title > a |
The Hunt for Mr. Deepfakes article.preview > div.content > h3.title > a |
A Renter’s Nightmare article.preview > div.content > h3.title > a |
AI Has Entered the Cubicle article.preview > div.content > h3.title > a |
Office Wars article.preview > div.content > h3.title > a |
My Secret Addiction article.preview > div.content > h3.title > a |
The Battle for the Soul of the University article.preview > div.content > h3.title > a |
The Rich List article.preview > div.content > h3.title > a |
Big Tech v. Me article.preview > div.content > h3.title > a |
The Doom Spenders article.preview > div.content > h3.title > a |
My Misadventures in Gentle Parenting article.preview > div.content > h3.title > a |
ABOUT MACLEAN’S footer.css-5jcne7 > ul.css-1umsmbj > li.e9gglj61 > a |
FAQS footer.css-5jcne7 > ul.css-1umsmbj > li.e9gglj61 > a |
THE MACLEAN’S TEAM footer.css-5jcne7 > ul.css-1umsmbj > li.e9gglj61 > a |
CONTACT US footer.css-5jcne7 > ul.css-1umsmbj > li.e9gglj61 > a |
PRIVACY POLICY footer.css-5jcne7 > ul.css-blh3w4 > li.e9gglj61 > a |
TERMS OF USE footer.css-5jcne7 > ul.css-blh3w4 > li.e9gglj61 > a |
Best Practices
General
Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.
Performance issues directly impact user engagement and conversion rates.
| Deprecation / Warning | Source |
|---|---|
| SharedStorage | |
| StorageType.persistent is deprecated. Please use standardized navigator.storage instead. | |
| Fledge | |
| Topics | otg.mblycdn.com/pub_macleans.js line 29, col 80541 |
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 |
|---|---|
Failed to load resource: net::ERR_CONNECTION_CLOSED | |
Failed to load resource: the server responded with a status of 403 () | |
Failed to load resource: the server responded with a status of 403 () | |
Manifest fetch from https://macleans.ca/site.webmanifest failed, code 403 | |
Manifest fetch from https://macleans.ca/site.webmanifest failed, code 403 | |
otg.mblycdn.com/pub_macleans.js line 84, col 62893 | RAP-CT: LayoutShift: error creating event for layout shift Error: Can't select any node with this selector: ::after
at Ui (https://otg.mblycdn.com/pub_macleans.js:85:114389)
at Di (https://otg.mblycdn.com/pub_macleans.js:85:114040)
at vt (https://otg.mblycdn.com/pub_macleans.js:85:113884)
at Ti (https://otg.mblycdn.com/pub_macleans.js:85:113221)
at Ts (https://otg.mblycdn.com/pub_macleans.js:85:117089)
at PerformanceObserver.observerCallback (https://otg.mblycdn.com/pub_macleans.js:85:117423) |
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.