Enter a target
Accepted input: Domain.
fleet module
dnsx OSINT search
Resolves discovered hosts and collects their DNS records. Results land in a Command One case with their source and confidence, alongside the rest of your investigation. Part of Subdomain finder · all tools.
public sources only · free registration
how it works
From domain to evidence
Run the module
The job is sent to a live worker. If no worker can run it, you are not charged.
Review results
A, AAAA, CNAME, MX, NS and TXT records.
Verify and export
Link findings in CommandDeck, add notes and export a PDF or CSV case report.
related modules
Pair dnsx with
Combining modules gives independent sources that confirm or rule out a lead.
Domain Recon
Quick passive look at a domain's DNS, mail setup and certificate surface.
theHarvester
Gathers emails, hostnames and subdomains for a domain from public sources.
Sublist3r
Passive subdomain enumeration using search engines and public datasets.
OWASP Amass
Maps a domain's attack surface by discovering subdomains and related infrastructure.
recon-ng
Modular reconnaissance framework that gathers hosts and contacts for a domain.
bbot
Recursive attack-surface scanner that keeps expanding from each new discovery.
questions
dnsx questions
What does dnsx find?
A, AAAA, CNAME, MX, NS and TXT records.
What do I need to start a dnsx search?
Domain. Command One only runs a module against targets it accepts.
What are the limits of dnsx?
Records reflect the moment of the scan.
How much does dnsx cost?
Registration is free. The module uses credits from your daily allowance or purchased balance. Current costs are listed on the credits page, and you are only charged when the module can actually run.
Try dnsx in a case
Create a free account to run available modules. For lawful research and authorised assessments only.