ReniflerRenifler

Analyze Any Website's Tech Stack in Seconds with Renifler

Like BuiltWith, but faster and free – detect frontend, backend, hosting, and CMS tech instantly.

Capabilities

What We Detect

Our powerful technology detection engine identifies hundreds of frameworks, libraries, and tools

Frameworks & Libraries

Detect React, Vue, Angular, jQuery, Bootstrap, Tailwind CSS, and hundreds more frontend technologies.

Backend Technologies

Identify Node.js, PHP, Ruby on Rails, Django, Laravel, Express, and other server-side frameworks.

CMS & E-commerce

Recognize WordPress, Shopify, Magento, Drupal, Wix, Squarespace, and other content platforms.

Hosting & CDN

Discover where websites are hosted: AWS, Vercel, Netlify, Cloudflare, Digital Ocean, and more.

Databases & Storage

Identify database technologies like MongoDB, MySQL, PostgreSQL, Firebase, and storage solutions.

Analytics & Marketing

Detect Google Analytics, Facebook Pixel, HotJar, Segment, and other tracking technologies.

Popular Technologies We Detect

Our database includes over 5000 technologies and is constantly updated

View all technologies we detect

Tools

Our Web Analysis Toolkit

Comprehensive tools to analyze and understand websites from every angle

DNS Checker
Check DNS records for any domain using multiple DNS servers. Verify configurations and troubleshoot issues.
Try it now
DNS Propagation
Monitor DNS changes across multiple global servers in real-time. Verify your DNS updates have propagated worldwide.
Try it now
SSL Checker
Verify SSL certificate validity, expiration dates, and security details for any website.
Try it now
WHOIS Lookup
Look up domain registration details, ownership information, and expiration dates.
Try it now

FAQ

Frequently Asked Questions

Everything you need to know about our technology detection platform