SEO & PERFORMANCE

100/100/100/100

Google PageSpeed Insights — Perfect Score
Achieved May 17, 2026 — Mobile & Desktop
100
PERFORMANCE
100
ACCESSIBILITY
100
BEST PRACTICES
100
SEO
CORE WEB VITALS — DESKTOP
First Contentful Paint 0.3 s
Largest Contentful Paint 0.3 s
Total Blocking Time 0 ms
Cumulative Layout Shift 0
Speed Index 0.5 s
WHAT THIS MEANS
Faster than 99% of websites on the internet
Google prioritizes this site in search rankings due to Core Web Vitals
Fully accessible — screen readers, keyboard navigation, color contrast
Zero layout shift — no content jumping during load
Zero blocking time — JavaScript does not block rendering
HOW WE ACHIEVED IT
No JavaScript frameworks — pure Go server-side rendering
No external dependencies — no CDN scripts, no analytics, no ads
Inline CSS — single request, no render-blocking stylesheets
Deferred nav JS — rendered via requestAnimationFrame after paint
Explicit image dimensions — zero layout shift on load
Cache-Control headers — static assets cached 30 days
Zstd + Gzip compression — via Caddy reverse proxy
Single Go binary — sub-millisecond server response time
ARIA labels + alt text — full accessibility compliance
Touch targets ≥ 44px — mobile usability standard
INDEPENDENT VERIFICATION
Verified by Google Lighthouse via PageSpeed Insights
Report date: May 17, 2026
Desktop: pagespeed.web.dev/analysis/https-oio-so/pmopah4phk
Mobile: pagespeed.web.dev/analysis/https-oio-so/pmopah4phk
TECHNOLOGY STACK
Go 1.22
PostgreSQL 16
Caddy + Zstd
WireGuard
IPFS Storage
Bitcoin Mainnet
Docker (read-only)
SUBTC Protocol V7