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DNSDumpster

OSINT — DNS · Beginner

Visual DNS reconnaissance (subdomains, MX, NS).

Knowledge reference only. Prefer in-browser Labs first. Use this tool only on systems you own or have written authorization to test.

What to learn

  • DNS map
  • Export

Legitimate use

Passive DNS mapping for defenders and scoped assessments.

Official docs →

Example commands (lab VMs only)

  • Query authorized domain
    Export host list