Censys Attack Surface Management is a commercial external attack surface management solution by Censys. massdns is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
Internet intelligence platform for asset discovery and attack surface mapping
A high-performance DNS stub resolver for bulk lookups and reconnaissance (subdomain enumeration)
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Based on what each listing shows: deployment, company size, price and open source.
Censys Attack Surface Management fits if you want a cloud product.
massdns fits if you need to run it on your own servers, you are a startup or a small business, you need a free product and you want an open-source product.
Common questions when comparing Censys Attack Surface Management vs massdns for external attack surface management.
Censys Attack Surface Management: Internet intelligence platform for asset discovery and attack surface mapping, built by Censys.
massdns: A high-performance DNS stub resolver for bulk lookups and reconnaissance (subdomain enumeration).
The table above shows where their features, integrations, deployment and company size fit differ.
Censys Attack Surface Management is made by Censys. massdns is open-source with 3,417 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Censys Attack Surface Management and massdns are both External Attack Surface Management products, and both cover Reconnaissance. Key differences: Censys Attack Surface Management is Commercial while massdns is Free, massdns is open-source. Use the table above to see where features, deployment and company size fit differ.
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