DNS Assistant is a commercial external attack surface management solution by DNS Assistant. Subra is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
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VisitDNS posture mgmt platform for real-time DNS & WHOIS change monitoring.
A simple web-based interface for subdomain enumeration using the subfinder tool.
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Based on what each listing shows: deployment, company size, price and open source.
DNS Assistant fits if you are a mid-market company or an enterprise.
Subra fits if you are a startup, you need a free product and you want an open-source product.
Common questions when comparing DNS Assistant vs Subra for external attack surface management.
DNS Assistant: DNS posture mgmt platform for real-time DNS & WHOIS change monitoring, built by DNS Assistant.
Subra: A simple web-based interface for subdomain enumeration using the subfinder tool.
The table above shows where their features, integrations, deployment and company size fit differ.
DNS Assistant is made by DNS Assistant founded in 2025-01-01T00:00:00.000Z. Subra is open-source with 54 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. DNS Assistant and Subra are both External Attack Surface Management products. Key differences: DNS Assistant is Commercial while Subra is Free, Subra is open-source. Use the table above to see where features, deployment and company size fit differ.