Lighthouse Mobile
· 0 checks — Mobile 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.
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 | |
|---|---|---|---|
World War Trade Banner image div.c-cta-img-vid__img-vid-wrapper > div.c-media > picture > img.c-media__image | /sites/default/files/styles/16_9_standard/public/2026-04/... | 77.4 KiB | 49.2 KiB |
Europe-Asia Feature div.c-simple-manual-card__image-wrapper > div.c-media > picture > img.c-media__image | /sites/default/files/styles/16_9_small/public/2026-02/Unt... | 35.0 KiB | 6.3 KiB |
Retired couple standing outside of new home div.c-card__image-inner > div.c-media > picture > img.c-media__image | /sites/default/files/styles/16_9_small/public/2026-04/Ado... | 32.8 KiB | 4.1 KiB |
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.
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 |
|---|---|---|
| /css2?family=Source+Serif+Pro:ital,wght@0,400;0,700;1,400... | 1.3 KiB | 780 ms |
| use.typekit.net/oub2dog.css | 2.1 KiB | 764 ms |
| /sites/default/files/js/js_zkhgQK5Xfm-3vNsqA2UfQ9VMFaiq3J... | 33.1 KiB | 1.4 s |
| /sites/default/files/css/css_2sV4yAJoWIMWVsyGwv-LMTiNevaQ... | 26.5 KiB | 1.3 s |
| cdnjs.cloudflare.com/ajax/libs/magnific-popup.js/1.1.0/magnific-popup.min.css | 1.9 KiB | 775 ms |
| /sites/default/files/css/css_bNL711l4WmatscF3-W4gpYkf4CcC... | 3.1 KiB | 197 ms |
| /p.css?s=1&k=oub2dog&ht=tk&f=31135.31136.31137.31138.3113... | 172 B | 753 ms |
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.
These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.
Performance issues directly impact user engagement and conversion rates.
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.googletagmanager.com/gtm.js?id=GTM-PHC2J8R | 137.5 KiB | 69.5 KiB |
| www.googletagmanager.com/gtag/js?id=G-78MFZJW65N&cx=c>m=4e64k1 | 153.0 KiB | 64.6 KiB |
| /sites/default/files/js/js_C_RsM-H52oO-nWGVjh4GzsLWeX2aTZ... | 50.5 KiB | 37.5 KiB |
| /sites/default/files/js/js_AT43IVqq0aMlBRt7nVoYaiGNYUML6o... | 49.9 KiB | 36.1 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 |
|---|---|---|---|
| cepr.org/ | 717 ms | 71 ms | 5.0 ms |
| www.googletagmanager.com/gtag/js?id=G-78MFZJW65N&cx=c>m=4e64k1 | 559 ms | 479 ms | 75 ms |
| Unattributable | 519 ms | 12 ms | 0.0 ms |
| /sites/default/files/js/js_zkhgQK5Xfm-3vNsqA2UfQ9VMFaiq3J... | 471 ms | 221 ms | 14 ms |
| cepr.org/cdn-cgi/challenge-platform/scripts/jsd/main.js | 440 ms | 423 ms | 4.5 ms |
| www.googletagmanager.com/gtm.js?id=GTM-PHC2J8R | 323 ms | 250 ms | 68 ms |
| /sites/default/files/js/js_C_RsM-H52oO-nWGVjh4GzsLWeX2aTZ... | 253 ms | 145 ms | 87 ms |
| /sites/default/files/js/js_AT43IVqq0aMlBRt7nVoYaiGNYUML6o... | 91 ms | 54 ms | 30 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 | 1.7 s |
| Other | 682 ms |
| Style & Layout | 569 ms |
| Script Parsing & Compilation | 290 ms |
| Parse HTML & CSS | 133 ms |
| Rendering | 101 ms |
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 |
|---|---|---|
| /sites/default/files/css/css_2sV4yAJoWIMWVsyGwv-LMTiNevaQ... | 26.0 KiB | 21.5 KiB |
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.
Navigation
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
SIGN UP TO OUR NEWSLETTER div.c-footer__bottom > div.c-footer__bottom-inner > div.c-footer__sign-up-wrapper > h6.c-footer__header |
These are opportunities to improve keyboard navigation in your application.
Tables and lists
Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
![](../../../../../../../../../../var/folders/34/zq18d8kx7kbgby0j06p_j6t40000gn… div.c-card__content-wrapper > div.c-card__theme-wrapper > div.c-card__taxonomy-wrapper > ul.c-card__taxonomy-list |
These are opportunities to improve the experience of reading tabular or list data using 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 |
|---|
Lionel Fontagné div.c-card__content-wrapper > ul.c-card__meta-wrapper > li.c-card__meta-text > a.c-card__meta-text--link |
Gianluca Santoni div.c-card__content-wrapper > ul.c-card__meta-wrapper > li.c-card__meta-text > a.c-card__meta-text--link |
These items highlight common accessibility best practices.
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 |
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 |
|---|---|
[AUTH] Unauthenticated Error: Cannot initialize BugHerd
at https://www.bugherd.com/sidebarv2.js?apikey=n55oqaersfxg8q7cixtwkg:1:10569
at async https://www.bugherd.com/sidebarv2.js?apikey=n55oqaersfxg8q7cixtwkg:1:18715 | |
undefined |
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.
Content Best Practices
Meta descriptions may be included in search results to concisely summarize page content. Learn more about the meta description.
Performance issues directly impact user engagement and conversion rates.
Format your HTML in a way that enables crawlers to better understand your app’s content.