buf.build Tech Stack

Live first-party scan of buf.build's tech stack. 7 technologies detected across 6 categories, via Wappalyzer fingerprinting + DNS CNAME + TLS certificate inspection. Scan timestamp: May 29, 2026.

HTTP 200 Last analyzed: May 29, 2026

Analytics

Fathom

Analytics
HTTP

CDN

Amazon S3

CDN
HTTP

Google Cloud CDN

CDN
HTTP

IaaS

Google Cloud

IaaS
HTTP
cpe:2.3:a:google:cloud_platform:*:*:*:*:*:*:*:*

Miscellaneous

HTTP/3

Miscellaneous
HTTP

PaaS

Amazon Web Services

PaaS
HTTP

Security

HSTS

Security
HTTP

Compare buf.build's Stack

How was this detected?

For buf.build, DetectZeStack identified 7 technologies: 7 via HTTP fingerprinting.

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 buf.build compares

Symmetric diff between buf.build and similar sites detected on DetectZeStack.

vs gridpane.com — 3 shared, 4 unique here, 4 unique there

Only on buf.build: HTTP/3, Amazon S3, Google Cloud CDN, Amazon Web Services

Only on gridpane.com: The SEO Framework, WordPress, jQuery Migrate, Dynamic Conditions

View gridpane.com's full stack →

vs alpinejs.dev — 3 shared, 4 unique here, 4 unique there

Only on buf.build: Amazon Web Services, HSTS, Amazon S3, Google Cloud CDN

Only on alpinejs.dev: Cloudflare, Cloudflare Browser Insights, Laravel, jsDelivr

View alpinejs.dev's full stack →

vs www.lemonsqueezy.com — 6 shared, 1 unique here, 4 unique there

Only on buf.build: Google Cloud CDN

Only on www.lemonsqueezy.com: jQuery, Cloudflare Browser Insights, Unpkg, jQuery CDN

View www.lemonsqueezy.com's full stack →

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What technologies does buf.build use?

buf.build 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 buf.build use?

buf.build uses Amazon S3, Google Cloud CDN for content delivery. CDN providers are identified through DNS CNAME records and HTTP response headers.

What analytics tools does buf.build use?

buf.build uses Fathom for web analytics. These services are detected through JavaScript includes and tracking pixel patterns.

How is buf.build's tech stack detected?

DetectZeStack identifies technologies on buf.build 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.

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