The StackOptic Blog

Practical guides on identifying website technologies, SEO and GEO, web performance and lead generation — from the team behind StackOptic.

Identifying the technology stack behind a website with StackOptic

Tech Stack GuidesFeatured

How to Find Out What Technology a Website Is Built With (2026 Guide)

Five reliable ways to identify any website's tech stack — from CMS and JavaScript framework to hosting, CDN and analytics — plus how detection tools actually work and how accurate they are.

25 May 20267 min read

Tracing a website's hosting provider, CDN and origin server

Tech Stack Guides

How to Find Out Where a Website Is Hosted (Hosting, CDN & Server)

Trace any website's hosting provider, CDN and origin server using DNS, WHOIS, reverse lookups and HTTP headers — and learn why a CDN can hide the real origin.

25 May 20267 min read

Detecting WordPress, its theme and plugins on a website

Tech Stack Guides

How to Tell If a Website Is Built With WordPress (and Find Its Theme & Plugins)

Seven reliable ways to confirm a site runs WordPress — then how to uncover the exact theme, plugins and version it uses, and when those signals are deliberately hidden.

25 May 20267 min read