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heart.org

https://heart.org

C71
Performance 4Accessibility 88SEO 77Best Practices 100

31 technologies detected · Last audited Apr 21, 2026

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Technology stack

Analytics

Google Analytics Google Tag Manager Optimizely Schema App theTradeDesk

Build

Coveo

Cdn

Cloudflare Uploadcare jsDelivr jsDelivr CDN

Cms

Sitecore

Frontend

Apple Babel Bootstrap Bootstrap Icons Chart.js Fundraise Up Funraise Google Font API Google Search Console HTTP/3 Lodash Microsoft ASP.NET Modernizr OneTrust Open Graph Proofpoint Tailwind CSS Webpack core-js jQuery

Frequently asked questions about heart.org

What technology does heart.org use?

heart.org is built with Sitecore, Apple, Babel, Bootstrap, and Bootstrap Icons.

Is heart.org fast?

No — heart.org scores 4/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is heart.org accessible?

Mostly — heart.org scores 88/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does heart.org use?

heart.org runs on Sitecore.

Where is heart.org hosted?

heart.org is served through Cloudflare.

Does heart.org use HTTPS?

Yes — heart.org serves traffic over HTTPS.

1 audits

Apr 21, 2026 19:28 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 4Accessibility 88Best Practices 100SEO 77PWA 0

Timing

LCP: 31.34 sFirst Contentful Paint: 4.93 sTTFB: 174 msTotal Time: 174 msCumulative Layout Shift: 0.931

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