Profundis

Verified maker

Find subdomains, search DNS records, WHOIS data and TLS certificates, and investigate connections between websites. Built in France, with a free web plan.

Launching this week.Upvote it

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New
Made in
🇫🇷France
Category
Security

About Profundis

Profundis helps security researchers, bug bounty hunters and OSINT investigators explore internet infrastructure.

Find subdomains from indexed DNS observations and export results as CSV, JSON or TXT. Explore connections between websites through shared IPs, certificates, tracking IDs and registrants, or search for visually similar favicons.

Built in France by Perspective Analytics. A free web plan is available. API and MCP access require a paid plan or purchased credits.

Features

  • Subdomain enumeration
  • DNS and WHOIS search
  • TLS certificate search
  • Infrastructure connection graphs
  • Visual favicon similarity search
  • CSV, JSON and TXT subdomain exports
  • API for integrations
  • MCP server for AI assistants

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