Browse & Analyze

History

Browse recent website audits and performance trends

Technologies

Explore technology stacks detected across the web

Compare

Side-by-side technology comparisons and market share

Stacks

Curated technology stacks and the sites that use them

Reports

Editorial deep-dives on the state of web performance

Favicons

Browse and download favicons from analyzed websites

Learn

FAQ

Common questions about BeaverCheck scores and checks

How We Score

How we calculate scores across 100+ checks

About

The story behind BeaverCheck and the team

Learn

Practical guides to fix common web performance issues

Migration Guides

Step-by-step guides for moving between web technologies

Glossary

Definitions for performance, SEO, and web platform terms

Contrast Checker

Check WCAG color contrast ratios between any two colors

HTTP Headers

Inspect HTTP response headers for any URL

SSL Checker

Analyze SSL/TLS certificate details and chain

DNS Lookup

Look up DNS records for any domain

Redirect Checker

Trace the full redirect chain for any URL

INP Checker

Real-user INP and Core Web Vitals from Google's Chrome UX Report.

API

RESTful API for programmatic website audits

Badge

Embed an auto-updating health score badge on your site

redfin.com

https://www.redfin.com

Performance 26Accessibility 81SEO 92Best Practices 77

6 technologies detected · Last audited Apr 7, 2026

View full audit

Technology stack

Cdn

AWS CloudFront Amazon CloudFront Envoy

Frontend

Amazon Route 53

Hosting

AWS Amazon Web Services

Frequently asked questions about redfin.com

What technology does redfin.com use?

redfin.com is built with Amazon Route 53, AWS, Amazon Web Services, AWS CloudFront, and Amazon CloudFront.

Is redfin.com fast?

No — redfin.com scores 26/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is redfin.com accessible?

Mostly — redfin.com scores 81/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does redfin.com use?

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

Where is redfin.com hosted?

redfin.com is hosted on AWS.

Does redfin.com use HTTPS?

Yes — redfin.com serves traffic over HTTPS.

1 audits

Apr 7, 2026 20:15 UTC Latest

Worker: worker-santaclara-us-01

View full report →

Scores

Performance 26Accessibility 81Best Practices 77SEO 92PWA 0

Timing

LCP: 24.54 sFirst Contentful Paint: 4.80 sTTFB: 95 msTotal Time: 184 msCumulative Layout Shift: 0.051

Send Feedback