bun.sh Tech Stack
Live first-party scan of bun.sh's tech stack. 7 technologies detected across 6 categories, via Wappalyzer fingerprinting + DNS CNAME + TLS certificate inspection. Scan timestamp: Jul 12, 2026.
Infrastructure Layer
Google Cloud
Analytics
Cloudflare Browser Insights
Google Analytics
CDN
Cloudflare
jsDelivr
Cloud hosting
Google Cloud
PaaS
Vercel
RUM
Cloudflare Browser Insights
Security
HSTS
Compare bun.sh's Stack
How was this detected?
For bun.sh, DetectZeStack identified 7 technologies: 6 via HTTP fingerprinting and 1 via TLS handshake.
Detection runs four independent layers in parallel: HTTP response headers, TLS handshake metadata, certificate issuer inspection, and DNS record lookups. The breakdown above shows which layers fired for this specific domain — some sites carry most of their fingerprint in HTTP, others rely heavily on infrastructure (DNS/TLS).
How bun.sh compares
Symmetric diff between bun.sh and similar sites detected on DetectZeStack.
vs www.prontosaude.com.br — 3 shared, 4 unique here, 4 unique there
Only on bun.sh: Vercel, Cloudflare, jsDelivr, Cloudflare Browser Insights
Only on www.prontosaude.com.br: Google Tag Manager, Wix, Google Cloud CDN, HTTP/3
vs bongobongo.co.zm — 2 shared, 4 unique here, 1 unique there
Only on bun.sh: jsDelivr, Cloudflare Browser Insights, Google Analytics, HSTS
Only on bongobongo.co.zm: HTTP/3
vs www.betway.co.zm — 3 shared, 4 unique here, 3 unique there
Only on bun.sh: Cloudflare Browser Insights, Google Analytics, Vercel, jsDelivr
Only on www.betway.co.zm: Node.js, Nuxt.js, Vue.js
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Get Free API Key Chrome ExtensionWhat technologies does bun.sh use?
bun.sh uses 7 technologies across 6 categories. The full breakdown is listed above, organized by function. Each technology was identified through analysis of HTTP headers, DNS records, TLS certificates, and HTML content.
What CDN does bun.sh use?
bun.sh uses Cloudflare, jsDelivr for content delivery. CDN providers are identified through DNS CNAME records and HTTP response headers.
What analytics tools does bun.sh use?
bun.sh uses Cloudflare Browser Insights, Google Analytics for web analytics. These services are detected through JavaScript includes and tracking pixel patterns.
How is bun.sh's tech stack detected?
DetectZeStack identifies technologies on bun.sh through multiple detection methods: HTTP response header analysis, HTML and JavaScript content scanning, DNS record lookups, and TLS certificate inspection. This multi-layered approach catches technologies that single-method tools miss.