DNS Assistant vs Subfinder: side-by-side comparison (2026)
DNS Assistant is a commercial external attack surface management solution by DNS Assistant. Subfinder is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
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Side-by-side comparison
Feature
DNS Assistant
Subfinder
Pricing model
Commercial
Free
Category
External Attack Surface Management
External Attack Surface Management
Deployment and fit
Deployment type
Cloud
On-Premises
Company size fit
SMB, Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
12,248
Last commit
–
Aug 2025
Company
Company
DNS Assistant
–
Use cases and capabilities
DNS Security
Yes
No
Alerting
Yes
No
RBAC
Yes
No
Multi Tenancy
Yes
No
REST API
Yes
No
MFA
Yes
No
Configuration Management
Yes
No
Misconfiguration
Yes
No
Subdomain Enumeration
No
Yes
Core features
10 features listed
No features listed
Integrations
3 integrations listed
No integrations listed
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