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