www.cncf.io Tech Stack
Live first-party scan of www.cncf.io's tech stack. 16 technologies detected across 17 categories, via Wappalyzer fingerprinting + DNS CNAME + TLS certificate inspection. Scan timestamp: Jun 7, 2026.
Infrastructure Layer
Let's Encrypt
Blogs
WordPress
CDN
Fastly
CMS
WordPress
Caching
Varnish
Databases
MariaDB
MySQL
JavaScript libraries
Slick
jQuery
PaaS
Pantheon
Page builders
WordPress Block Editor
Performance
Flying Pages
Programming languages
PHP
Reverse proxies
Nginx
SEO
The SEO Framework
SSL/TLS certificate authority
Let's Encrypt
Security
HSTS
Tag managers
Google Tag Manager
Web servers
Nginx
WordPress plugins
Flying Pages
The SEO Framework
Compare www.cncf.io's Stack
How was this detected?
For www.cncf.io, DetectZeStack identified 16 technologies: 15 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 www.cncf.io compares
Symmetric diff between www.cncf.io and similar sites detected on DetectZeStack.
vs www.kowalskis.com — 9 shared, 4 unique here, 4 unique there
Only on www.cncf.io: Let's Encrypt, WordPress Block Editor, Slick, Flying Pages
Only on www.kowalskis.com: Cloudflare Browser Insights, Cloudflare, Drupal, HTTP/3
vs orbita.ai — 12 shared, 4 unique here, 3 unique there
Only on www.cncf.io: WordPress Block Editor, Slick, Flying Pages, The SEO Framework
Only on orbita.ai: jQuery Migrate, Yoast SEO, Yoast SEO Premium
vs www.thenation.com — 12 shared, 4 unique here, 4 unique there
Only on www.cncf.io: Flying Pages, The SEO Framework, Let's Encrypt, Slick
Only on www.thenation.com: Modernizr, ShareThis, Yoast SEO Premium, ZURB Foundation
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Get Free API Key Chrome ExtensionWhat technologies does www.cncf.io use?
www.cncf.io uses 16 technologies across 17 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 CMS does www.cncf.io use?
www.cncf.io uses WordPress for content management. This was detected by analyzing HTTP response headers and HTML markup patterns.
What CDN does www.cncf.io use?
www.cncf.io uses Fastly for content delivery. CDN providers are identified through DNS CNAME records and HTTP response headers.
How is www.cncf.io's tech stack detected?
DetectZeStack identifies technologies on www.cncf.io 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.