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bestbuy.com

https://bestbuy.com

C71
Performance 60Accessibility 85SEO 83Best Practices 92

10 technologies detected · Last audited Apr 16, 2026

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Technology stack

Frontend

Backbone.js Google Search Console HSTS Lodash Microsoft 365 Proofpoint React Redux Zepto core-js

Frequently asked questions about bestbuy.com

What technology does bestbuy.com use?

bestbuy.com is built with Backbone.js, Google Search Console, HSTS, Microsoft 365, and Proofpoint.

Is bestbuy.com fast?

Somewhat — bestbuy.com scores 60/100 on Lighthouse mobile performance, below the median audited site.

Is bestbuy.com accessible?

Mostly — bestbuy.com scores 85/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does bestbuy.com use?

No CMS fingerprint was detected on bestbuy.com — it may use a static site generator or a custom application.

Where is bestbuy.com hosted?

Hosting provider for bestbuy.com could not be determined from the most recent audit.

Does bestbuy.com use HTTPS?

Yes — bestbuy.com serves traffic over HTTPS.

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2 audits

Apr 16, 2026 18:05 UTC Latest

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Worker: worker-madrid-spain-03

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Scores

Performance 60Accessibility 85Best Practices 92SEO 83PWA 0

Timing

LCP: 2.00 sFirst Contentful Paint: 1.84 sTTFB: 92 msTotal Time: 92 msCumulative Layout Shift: 0.029
Apr 7, 2026 20:11 UTC

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Worker: worker-amsterdam-nl-01

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Scores

Performance 70Accessibility 85Best Practices 92SEO 83PWA 0

Timing

LCP: 1.17 sFirst Contentful Paint: 1.13 sTTFB: 9.04 sTotal Time: 9.04 sCumulative Layout Shift: 0.005

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