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Technology

Website Technology Detector

Detect the technologies and frameworks used to build a website.

Website Technology Detector

About this tool

Discover what technologies, frameworks, CMS platforms, and tools power any website. Identify JavaScript libraries, analytics tools, CDNs, and more.

Web Server Checker

Identify the web server software powering a website.

DNSOpen Analytics Checker

Detect if a website is using Google Analytics or other analytics tools.

DNSOpen Website IP Address Finder

Retrieve the IP address of any website.

DNSOpen
No signup, no catch

What the free tools actually do

Seven of them run in the browser and ask for nothing. The eighth asks for a domain and an email, because it has to send you a report.

  • best AI visibility trackerDaily
    ChatGPT
    Gemini
    Perplexity
    Claude

    A real check, right now. Four models asked your question, with the answers they gave back.

  • Prompt ideas
    what is AEO2.4k
    best AEO tools1.1k
    AEO vs SEO860

    Prompt research, free. A sample of the ideas the paid research page ranks.

  • A crawler that only reads. It fetches your pages the way an AI crawler would and never writes.

  • Generators
    llms.txtGenerate
    FAQ schemaGenerate
    Article schemaGenerate

    Copy-paste output. llms.txt and schema markup you can paste straight into the page.

  • 30sto a visibility report on your domain

    Use it in the pitch. Screenshot it, export it. White-label and weekly is the paid plan.

Everything you're wondering

Or ask us anything at hello@zerorank.ai

What technologies can this tool detect?

This tool can identify CMS platforms (WordPress, Shopify), JavaScript frameworks (React, Vue), analytics tools, CDNs, web servers, programming languages, and third-party services running on any website.

Why would I want to know what technology a website uses?

Knowing a competitor's tech stack helps with competitive analysis, identifying industry trends, and making informed decisions about your own technology choices. It can also reveal security vulnerabilities in outdated software.