Subdomain Finder — Passive Enumeration & Discovery (Subfinder)

Discover subdomains of any domain fast using the open-source Subfinder engine — passive enumeration from dozens of public sources (certificate transparency, DNS datasets, search engines). For attack-surface mapping and authorized security research.

Publisher description, verbatim

Last 7 dayson this actor

No changes seen in the last 7 days.

The morning one happens, followers hear first.Follow this actor

Key figures30 readings

Price / 1k$50.00per 1,000 domain-scanned

Users / 30d0↓ 1 over 30 readings

Users, all time3→ 0 over 30 readings

Runs / 30d29↓ 35 over 30 readings

Runs / user / mo—runs per monthly user

Recorded changes

2026-09-17schemaInput schema changed—on record
2026-09-17contentREADME updated-29 characters-29characters
2026-09-17changeTitle changed—on record

showing 3 of 5 in the last 30 days · followers get all 5 by email

History

30 readings since 2026-08-27

Users / 30d30 readings

Users, all time30 readings

Runs / 30d30 readings

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