Ferret OSINT

Ferret OSINT puts fast, focused open source intelligence in your pocket. Discover domains, emails, and digital footprints with powerful but non-invasive tools designed for mobile investigators and cybersecurity professionals.
All your intelligence stays on your device. Ferret OSINT stores results locally, avoids third‑party servers, and uses only legal, open, and transparent methods, so you remain in control of your data and workflow.
Core tools
• DNS Lookup – Explore DNS records, IP addresses, and name servers in seconds to understand how any domain is structured on the network level.
• WHOIS – Uncover public registration data, including registrar, dates, and ownership details where available, directly from official WHOIS sources.
• Subdomain Finder – Reveal related and often overlooked subdomains to map a broader attack surface or complete your reconnaissance picture.
• Email Harvester – Collect publicly exposed email addresses from open sources using clean, non-intrusive techniques, ideal for OSINT and threat intelligence.
Privacy-first OSINT
Ferret OSINT is built for privacy. Every lookup, query, and result is processed and stored locally, helping you work offline, minimize traces, and keep sensitive research away from external services. This aligns with best practices for ethical, compliant open source intelligence work.
Built for investigators
• Optimized for rapid lookups on iPhone and iPad.
• Clear, compact interface for field work and quick checks.
• No login, no external accounts, and no background tracking.
• Designed for analysts, penetration testers, incident responders, and OSINT enthusiasts.
Use Ferret OSINT to run DNS and WHOIS checks, investigate domains, find subdomains, and harvest public emails in one streamlined mobile app. If you need a lightweight, privacy-respecting OSINT toolkit for reconnaissance, digital footprint analysis, and cybersecurity research, Ferret OSINT is built for you.