Browse & Analyze

Browse recent website audits and performance trends

Explore technology stacks detected across the web

Side-by-side technology comparisons and market share

Curated technology stacks and the sites that use them

Editorial deep-dives on the state of web performance

Browse and download favicons from analyzed websites

Learn

Common questions about BeaverCheck scores and checks

How we calculate scores across 100+ checks

The story behind BeaverCheck and the team

Practical guides to fix common web performance issues

Migration Guides

Step-by-step guides for moving between web technologies

Definitions for performance, SEO, and web platform terms

Contrast Checker

Check WCAG color contrast ratios between any two colors

Inspect HTTP response headers for any URL

Analyze SSL/TLS certificate details and chain

Look up DNS records for any domain

Redirect Checker

Trace the full redirect chain for any URL

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

RESTful API for programmatic website audits

Embed an auto-updating health score badge on your site

4 websites using Retina.js

All websites detected using Retina.js, ranked by composite performance score. Live data from BeaverCheck audits.

Domain	Score	Perf	Last audited
informezonal.com.ar	B 80	49	Oct 21, 2026
podomatic.com	C 76	61	Apr 22, 2026
studiopress.com	C 74	40	Apr 22, 2026
lacounty.gov	D 68	27	Apr 22, 2026

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